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Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":135227,"source":{"system":"sec-edgar","filing":"0000899243-18-025011","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924318025011/doc4.xml","form_type":"4"}},{"id":411835,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2018-09-21T20:42:31.000Z","date":"2018-09-19","kind":"sale","acquired":false,"shares":65963,"price":8.94,"value":589709.22,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A SMD L.P. 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Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":1199476,"source":{"system":"sec-edgar","filing":"0000899243-18-025011","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924318025011/doc4.xml","form_type":"4"}},{"id":411833,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2018-09-21T20:42:31.000Z","date":"2018-09-19","kind":"sale","acquired":false,"shares":50405,"price":8.94,"value":450620.7,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV-A L.P. 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Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":761020,"source":{"system":"sec-edgar","filing":"0000899243-18-025011","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924318025011/doc4.xml","form_type":"4"}},{"id":411832,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2018-09-21T20:42:31.000Z","date":"2018-09-19","kind":"sale","acquired":false,"shares":3090802,"price":8.94,"value":27631769.88,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These common shares, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. 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Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":46665299,"source":{"system":"sec-edgar","filing":"0000899243-18-025011","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924318025011/doc4.xml","form_type":"4"}},{"id":426007,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-05-31T22:00:25.000Z","date":"2017-05-26","kind":"sale","acquired":false,"shares":88066,"price":7.15,"value":629671.9,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $7.25 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.10 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These Common Shares are held by Blackstone Participation Partnership (Cayman) IV L.P. (\"BPP\", together with BCP Cayman IV, BCP Cayman IV-A, BFIP and BFIP SMD, the \"Blackstone Funds\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":144183,"source":{"system":"sec-edgar","filing":"0000899243-17-014854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317014854/doc4.xml","form_type":"4"}},{"id":426006,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-05-31T22:00:25.000Z","date":"2017-05-26","kind":"sale","acquired":false,"shares":648610,"price":7.15,"value":4637561.5,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $7.25 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.10 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A SMD L.P. (\"BFIP SMD\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":1061882,"source":{"system":"sec-edgar","filing":"0000899243-17-014854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317014854/doc4.xml","form_type":"4"}},{"id":426005,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-05-31T22:00:25.000Z","date":"2017-05-26","kind":"sale","acquired":false,"shares":781182,"price":7.15,"value":5585451.3,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $7.25 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.10 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A L.P. (\"BFIP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":1278921,"source":{"system":"sec-edgar","filing":"0000899243-17-014854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317014854/doc4.xml","form_type":"4"}},{"id":426004,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-05-31T22:00:25.000Z","date":"2017-05-26","kind":"sale","acquired":false,"shares":457034,"price":7.15,"value":3267793.1,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $7.25 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.10 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV-A L.P. (\"BCP Cayman IV-A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":811425,"source":{"system":"sec-edgar","filing":"0000899243-17-014854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317014854/doc4.xml","form_type":"4"}},{"id":426003,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-05-31T22:00:25.000Z","date":"2017-05-26","kind":"sale","acquired":false,"shares":28025108,"price":7.15,"value":200379522.2,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $7.25 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.10 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV L.P. (\"BCP Cayman IV\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":49756101,"source":{"system":"sec-edgar","filing":"0000899243-17-014854","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317014854/doc4.xml","form_type":"4"}},{"id":431740,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-01-20T23:00:18.000Z","date":"2017-01-18","kind":"sale","acquired":false,"shares":37752,"price":6.58,"value":248408.16,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $6.65 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.07 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These Common Shares are held by Blackstone Participation Partnership (Cayman) IV L.P. (\"BPP\", together with BCP Cayman IV, BCP Cayman IV-A, BFIP and BFIP SMD, the \"Blackstone Funds\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":232249,"source":{"system":"sec-edgar","filing":"0000899243-17-001679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317001679/doc4.xml","form_type":"4"}},{"id":431739,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-01-20T23:00:18.000Z","date":"2017-01-18","kind":"sale","acquired":false,"shares":278037,"price":6.58,"value":1829483.46,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $6.65 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.07 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A SMD L.P. (\"BFIP SMD\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":1710492,"source":{"system":"sec-edgar","filing":"0000899243-17-001679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317001679/doc4.xml","form_type":"4"}},{"id":431738,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-01-20T23:00:18.000Z","date":"2017-01-18","kind":"sale","acquired":false,"shares":334865,"price":6.58,"value":2203411.7,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $6.65 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.07 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A L.P. (\"BFIP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":2060103,"source":{"system":"sec-edgar","filing":"0000899243-17-001679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317001679/doc4.xml","form_type":"4"}},{"id":431737,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-01-20T23:00:18.000Z","date":"2017-01-18","kind":"sale","acquired":false,"shares":206185,"price":6.58,"value":1356697.3,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $6.65 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.07 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV-A L.P. (\"BCP Cayman IV-A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":1268459,"source":{"system":"sec-edgar","filing":"0000899243-17-001679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317001679/doc4.xml","form_type":"4"}},{"id":431736,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2017-01-20T23:00:18.000Z","date":"2017-01-18","kind":"sale","acquired":false,"shares":12643161,"price":6.58,"value":83191999.38,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $6.65 public offering price per common share, par value $0.01 per share (the \"Common Shares\"), of Kosmos Energy Ltd. (the \"Issuer\"), less the underwriting discount of $0.07 per Common Share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV L.P. (\"BCP Cayman IV\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C., which is wholly owned by Blackstone's senior managing directors and controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is wholly owned by Blackstone's senior managing directors and controlled by its founder, Stephen A. Schwarzman."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Due to the limitations of the electronic filing system certain Reporting Persons are filing a separate Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Information with respect to each of the Reporting Persons is given solely by such Reporting Person, and no Reporting Person has responsibility for the accuracy or completeness of information supplied by another Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein), disclaims beneficial ownership of the securities held by the Blackstone Funds, except to the extent of such Reporting Person's pecuniary interest therein, and, pursuant to Rule 16a-1(a)(4) under the Securities Exchange Act of 1934, each of the Reporting Persons (other than each of the Blackstone Funds to the extent they directly hold securities reported herein) states that the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of all of the reported securities for purposes of Section 16 or for any other purpose."}],"balance_after":77781209,"source":{"system":"sec-edgar","filing":"0000899243-17-001679","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000089924317001679/doc4.xml","form_type":"4"}},{"id":460732,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2014-10-10T21:35:30.000Z","date":"2014-10-10","kind":"sale","acquired":false,"shares":18345,"price":9.33,"value":171158.85,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $9.33 price per common share, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") received by the Blackstone Funds (as defined below) in an underwritten secondary block trade."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These Common Shares are held by Blackstone Participation Partnership (Cayman) IV L.P. (\"BPP\", together with BCP Cayman IV, BCP Cayman IV-A BFIP and BFIP SMD, the \"Blackstone Funds\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. 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The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein."}],"balance_after":2123635,"source":{"system":"sec-edgar","filing":"0001209191-14-047759","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000120919114047759/doc4.xml","form_type":"4"}},{"id":463206,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2014-07-17T20:05:33.000Z","date":"2014-07-15","kind":"sale","acquired":false,"shares":212078,"price":9.85,"value":2088968.3,"ownership":{"direct":false,"nature":"See\nFootnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $9.92 secondary public offering price per common share, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") less\nthe underwriting discount of $0.07 per share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A L.P. (\"BFIP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder. The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\"). A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\"). Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P. The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P. 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The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein."}],"balance_after":2557688,"source":{"system":"sec-edgar","filing":"0001209191-14-047759","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000120919114047759/doc4.xml","form_type":"4"}},{"id":463205,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2014-07-17T20:05:33.000Z","date":"2014-07-15","kind":"sale","acquired":false,"shares":134556,"price":9.85,"value":1325376.6,"ownership":{"direct":false,"nature":"See\nFootnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $9.92 secondary public offering price per common share, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein."}],"balance_after":96754959,"source":{"system":"sec-edgar","filing":"0001209191-14-047759","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000120919114047759/doc4.xml","form_type":"4"}},{"id":479646,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2013-03-19T23:35:24.000Z","date":"2013-03-15","kind":"sale","acquired":false,"shares":5221,"price":10.5875,"value":55277.3375,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $11.00 secondary public offering price per common share, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein."}],"balance_after":1741071,"source":{"system":"sec-edgar","filing":"0001181431-13-012147","document":"rrd371668.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143113012147/rrd371668.xml","form_type":"4"}},{"id":481258,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2013-02-25T19:08:36.000Z","date":"2013-02-21","kind":"sale","acquired":false,"shares":11555266,"price":10.5875,"value":122341378.775,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This amount represents the $11.00 secondary public offering price per common share, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein."}],"balance_after":106761445,"source":{"system":"sec-edgar","filing":"0001181431-13-012147","document":"rrd371668.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143113012147/rrd371668.xml","form_type":"4"}},{"id":503957,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"C1 Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":3066,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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(the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F11","text":"Reflects the number of units of KEH owned by BPP prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":11325},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":25,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503956,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":1085,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":5899},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":24,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503955,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":23040,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F11","text":"Reflects the number of units of KEH owned by BPP prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":126533},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":23,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503954,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":38286,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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(the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F11","text":"Reflects the number of units of KEH owned by BPP prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":208082},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":22,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503953,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"C1 Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":22583,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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(the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Reflects the number of units of KEH owned by BFIP SMD prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":83413},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":21,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503952,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":7994,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":43466},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":20,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503951,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":169682,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Reflects the number of units of KEH owned by BFIP SMD prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":931875},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":19,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503950,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":281970,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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(the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F10","text":"Reflects the number of units of KEH owned by BFIP SMD prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":1532489},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":18,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503949,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"C1 Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":27198,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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(the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Reflects the number of units of KEH owned by BFIP prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":100460},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":17,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503948,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":9628,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":52350},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":16,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503947,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":204364,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Reflects the number of units of KEH owned by BFIP prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":1122345},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503946,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":339602,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F9","text":"Reflects the number of units of KEH owned by BFIP prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":1845716},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503945,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"C1 Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":16811,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Reflects the number of units of KEH owned by BCP Cayman IV-A prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":62094},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503944,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":5951,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Reflects the number of units of KEH owned by BCP Cayman IV-A prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":32357},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503943,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":135049,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Reflects the number of units of KEH owned by BCP Cayman IV-A prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":741674},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503942,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":201178,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. 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(the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F8","text":"Reflects the number of units of KEH owned by BCP Cayman IV-A prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":1093390},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503941,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"C1 Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":1030862,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Reflects the number of units of KEH owned by BCP Cayman IV prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Share","underlying_shares":3807630},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503940,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series C Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":364905,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Reflects the number of units of KEH owned by BCP Cayman IV prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":1984092},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503939,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series B Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":8281115,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Reflects the number of units of KEH owned by BCP Cayman IV prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":45478980},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503938,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Series A Convertible Preferred Units","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":false,"shares":12336114,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F7","text":"Reflects the number of units of KEH owned by BCP Cayman IV prior to their exchange on May 16, 2011 pursuant to the Corporate Reorganization."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":0,"derivative":{"underlying":"Common Shares","underlying_shares":67046010},"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503937,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":true,"shares":351839,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F6","text":"These Common Shares are held by Blackstone Participation Partnership (Cayman) IV L.P. (\"BPP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":351839,"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503936,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":true,"shares":2591243,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A SMD L.P. (\"BFIP SMD\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":2591243,"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503935,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":true,"shares":3120870,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"These Common Shares are held by Blackstone Family Investment Partnership (Cayman) IV-A L.P. (\"BFIP\")"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":3120870,"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503934,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":true,"shares":1929515,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV-A L.P. (\"BCP Cayman IV-A\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":1929515,"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}},{"id":503933,"issuer":{"id":4605,"kind":"organization","name":"Kosmos Energy Ltd."},"owners":[{"id":14584,"kind":"organization","name":"Blackstone Holdings III L.P.","position":1,"cik":"0001404073","reported_name":"Blackstone Holdings III L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":16007,"kind":"organization","name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","position":2,"cik":"0001273623","reported_name":"BLACKSTONE MANAGEMENT ASSOCIATES CAYMAN IV LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14887,"kind":"organization","name":"BLACKSTONE FAMILY GP LLC","position":3,"cik":"0001404964","reported_name":"BLACKSTONE FAMILY GP LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14585,"kind":"organization","name":"Blackstone Holdings III GP L.P.","position":4,"cik":"0001478809","reported_name":"Blackstone Holdings III GP L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14586,"kind":"organization","name":"Blackstone Holdings III GP Management L.L.C.","position":5,"cik":"0001478815","reported_name":"Blackstone Holdings III GP Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":2861,"kind":"organization","name":"Blackstone Inc.","position":6,"cik":"0001393818","reported_name":"Blackstone Group L.P.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14232,"kind":"organization","name":"Blackstone Group Management L.L.C.","position":7,"cik":"0001404071","reported_name":"Blackstone Group Management L.L.C.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":14233,"kind":"person","name":"SCHWARZMAN STEPHEN A","position":8,"cik":"0001070844","reported_name":"SCHWARZMAN STEPHEN A","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Shares","published_at":"2011-05-18T20:54:36.000Z","date":"2011-05-16","kind":"other","acquired":true,"shares":118316711,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The common shares, par value $0.01 (the \"Common Shares\") of Kosmos Energy Ltd. (the \"Issuer\") were issued in exchange for the outstanding units in Kosmos Energy Holdings (\"KEH\") listed in Table II pursuant to a corporate reorganization (the \"Corporate Reorganization\") in connection with the initial public offering of Common Shares, which units were exchangeable pursuant to the Fourth Amended and Restated Operating Agreement of KEH upon the closing of the initial public offering of the Issuer based on the pre-offering equity value of such units."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These Common Shares are held by Blackstone Capital Partners (Cayman) IV L.P. (\"BCP Cayman IV\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F12","text":"The general partner of BFIP SMD is Blackstone Family GP L.L.C. which is controlled by Mr. Stephen A. Schwarzman, its founder.  The general partner of BCP Cayman IV and BCP Cayman IV-A is Blackstone Management Associates (Cayman) IV L.P. (\"BMA\").  A general partner of BMA, BFIP, and BPP is BCP IV GP L.L.C (\"BCP IV\").  Blackstone Holdings III L.P. is the sole member of BCP IV. The general partner of Blackstone Holdings III L.P. is Blackstone Holdings III GP L.P.  The general partner of Blackstone Holdings III GP L.P. is Blackstone Holdings III GP Management L.L.C. The sole member of Blackstone Holdings III GP Management L.L.C. is The Blackstone Group L.P.  The general partner of The Blackstone Group L.P. is Blackstone Group Management L.L.C. Blackstone Group Management L.L.C. is controlled by Mr. Stephen A. Schwarzman, its founder."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F13","text":"Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein"}],"balance_after":118316711,"source":{"system":"sec-edgar","filing":"0001181431-11-030791","document":"rrd312258.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1070844/000118143111030791/rrd312258.xml","form_type":"4"}}]}