{"transactions":[{"id":2485826,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-12-03T19:30:42.000Z","date":"2021-12-01","kind":"tax_withholding","acquired":false,"shares":1130,"price":37.31,"value":42160.3,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":146286,"source":{"system":"sec-edgar","filing":"0001209191-21-068005","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121068005/doc4.xml","form_type":"4"}},{"id":2579213,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-09-03T17:11:21.000Z","date":"2021-09-01","kind":"tax_withholding","acquired":false,"shares":1131,"price":45.93,"value":51946.83,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":147416,"source":{"system":"sec-edgar","filing":"0001209191-21-054819","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121054819/doc4.xml","form_type":"4"}},{"id":2683223,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-06-03T08:42:16.000Z","date":"2021-06-01","kind":"tax_withholding","acquired":false,"shares":1130,"price":38.33,"value":43312.9,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":148547,"source":{"system":"sec-edgar","filing":"0001209191-21-037494","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121037494/doc4.xml","form_type":"4"}},{"id":2806078,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-05T16:00:57.000Z","date":"2021-03-03","kind":"tax_withholding","acquired":false,"shares":802,"price":38.79,"value":31109.58,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (1) herein."}],"balance_after":149677,"source":{"system":"sec-edgar","filing":"0001209191-21-018168","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121018168/doc4.xml","form_type":"4"}},{"id":2806077,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-05T16:00:57.000Z","date":"2021-03-03","kind":"grant","acquired":true,"shares":1662,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the vested portion of a performance-based restricted stock unit award based on the issuer's satisfaction of certain performance criteria. In light of the performance-based vesting conditions of the award, such award was not reportable under Section 16 until vesting was determined, which occurred on March 3, 2021."}],"balance_after":150479,"source":{"system":"sec-edgar","filing":"0001209191-21-018168","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121018168/doc4.xml","form_type":"4"}},{"id":2813308,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-03T17:48:08.000Z","date":"2021-03-01","kind":"grant","acquired":true,"shares":8351,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock unit award, 25% shall vest on March 1, 2022 and the remainder shall vest in equal quarterly installments thereafter on each June 1, September 1, December 1 and March 1, so that all shares of common stock shall be vested as of March 1, 2025, subject to the reporting person's continuous service with the issuer as of each such vesting date."}],"balance_after":148817,"source":{"system":"sec-edgar","filing":"0001209191-21-017136","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121017136/doc4.xml","form_type":"4"}},{"id":2813307,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-03T17:48:08.000Z","date":"2021-03-01","kind":"tax_withholding","acquired":false,"shares":2023,"price":41.91,"value":84783.93,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (3) herein."}],"balance_after":140466,"source":{"system":"sec-edgar","filing":"0001209191-21-017136","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121017136/doc4.xml","form_type":"4"}},{"id":2813306,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-03T17:48:08.000Z","date":"2021-03-01","kind":"grant","acquired":true,"shares":8382,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock award, one-half vested on March 1, 2021 and the remainder will vest on March 1, 2022, subject to the reporting person's continuous service with the issuer as of the vesting date."}],"balance_after":142489,"source":{"system":"sec-edgar","filing":"0001209191-21-017136","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121017136/doc4.xml","form_type":"4"}},{"id":2813305,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-03T17:48:08.000Z","date":"2021-03-01","kind":"tax_withholding","acquired":false,"shares":4661,"price":41.91,"value":195342.51,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of a restricted stock unit award that previously vested with respect to one-half of the shares underlying the award on March 1, 2020. The amount being reported herein represents amounts withheld to satisfy tax withholding obligations in connection with the vesting and settlement of the remaining one-half on March 1, 2021."}],"balance_after":134107,"source":{"system":"sec-edgar","filing":"0001209191-21-017136","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121017136/doc4.xml","form_type":"4"}},{"id":2813304,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2021-03-03T17:48:08.000Z","date":"2021-03-01","kind":"tax_withholding","acquired":false,"shares":3022,"price":41.91,"value":126652.02,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":138768,"source":{"system":"sec-edgar","filing":"0001209191-21-017136","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919121017136/doc4.xml","form_type":"4"}},{"id":2958439,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-12-03T16:15:28.000Z","date":"2020-12-01","kind":"tax_withholding","acquired":false,"shares":1340,"price":33.14,"value":44407.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":141790,"source":{"system":"sec-edgar","filing":"0001209191-20-061468","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120061468/doc4.xml","form_type":"4"}},{"id":3039194,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-09-03T18:30:35.000Z","date":"2020-09-01","kind":"tax_withholding","acquired":false,"shares":1341,"price":29.12,"value":39049.92,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":143130,"source":{"system":"sec-edgar","filing":"0001209191-20-049546","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120049546/doc4.xml","form_type":"4"}},{"id":3063480,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-08-10T17:22:11.000Z","date":"2020-08-07","kind":"exercise","acquired":false,"shares":39738,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"25% of the shares of Common Stock underlying the option vested on March 1, 2014 and then quarterly thereafter in equal installments on June 1, September 1 and December 1 so that all shares of Common Stock underlying the option vested and became exercisable on March 1, 2017."}],"balance_after":0,"derivative":{"exercise_price":6.08,"expiration_date":"2023-03-01","underlying":"Common Stock","underlying_shares":39738},"source":{"system":"sec-edgar","filing":"0001209191-20-045985","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120045985/doc4.xml","form_type":"4"}},{"id":3063479,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-08-10T17:22:11.000Z","date":"2020-08-06","kind":"exercise","acquired":false,"shares":25999,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"25% of the shares of Common Stock underlying the option vested on March 1, 2014 and then quarterly thereafter in equal installments on June 1, September 1 and December 1 so that all shares of Common Stock underlying the option vested and became exercisable on March 1, 2017."}],"balance_after":39738,"derivative":{"exercise_price":6.08,"expiration_date":"2023-03-01","underlying":"Common Stock","underlying_shares":25999},"source":{"system":"sec-edgar","filing":"0001209191-20-045985","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120045985/doc4.xml","form_type":"4"}},{"id":3063478,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-08-10T17:22:11.000Z","date":"2020-08-07","kind":"sale","acquired":false,"shares":39738,"price":29.65,"value":1178231.7,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.24 to $30.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":144471,"source":{"system":"sec-edgar","filing":"0001209191-20-045985","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120045985/doc4.xml","form_type":"4"}},{"id":3063477,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-08-10T17:22:11.000Z","date":"2020-08-07","kind":"exercise","acquired":true,"shares":39738,"price":6.08,"value":241607.04,"ownership":{"direct":true},"balance_after":184209,"source":{"system":"sec-edgar","filing":"0001209191-20-045985","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120045985/doc4.xml","form_type":"4"}},{"id":3063476,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-08-10T17:22:11.000Z","date":"2020-08-06","kind":"sale","acquired":false,"shares":25999,"price":29.31,"value":762030.69,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $29.30 to $29.365, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":144471,"source":{"system":"sec-edgar","filing":"0001209191-20-045985","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120045985/doc4.xml","form_type":"4"}},{"id":3063475,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-08-10T17:22:11.000Z","date":"2020-08-06","kind":"exercise","acquired":true,"shares":25999,"price":6.08,"value":158073.92,"ownership":{"direct":true},"balance_after":170470,"source":{"system":"sec-edgar","filing":"0001209191-20-045985","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120045985/doc4.xml","form_type":"4"}},{"id":3071340,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2020-08-03T18:12:51.000Z","date":"2020-07-31","kind":"exercise","acquired":false,"shares":27761,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"25% of the shares of Common Stock underlying the option vested on March 1, 2013 and then quarterly thereafter in equal installments on June 1, September 1 and December 1 so that all shares of Common Stock underlying the option vested and became exercisable on March 1, 2016."}],"balance_after":0,"derivative":{"exercise_price":7.56,"expiration_date":"2022-03-01","underlying":"Common Stock","underlying_shares":27761},"source":{"system":"sec-edgar","filing":"0001209191-20-044545","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120044545/doc4.xml","form_type":"4"}},{"id":3071339,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-08-03T18:12:51.000Z","date":"2020-07-31","kind":"sale","acquired":false,"shares":27761,"price":26.77,"value":743161.97,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $26.51 to $27.37, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4."}],"balance_after":144471,"source":{"system":"sec-edgar","filing":"0001209191-20-044545","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120044545/doc4.xml","form_type":"4"}},{"id":3071338,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-08-03T18:12:51.000Z","date":"2020-07-31","kind":"exercise","acquired":true,"shares":27761,"price":7.56,"value":209873.16,"ownership":{"direct":true},"balance_after":172232,"source":{"system":"sec-edgar","filing":"0001209191-20-044545","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120044545/doc4.xml","form_type":"4"}},{"id":3124015,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-06-03T16:19:35.000Z","date":"2020-06-01","kind":"tax_withholding","acquired":false,"shares":1340,"price":24.16,"value":32374.4,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":144471,"source":{"system":"sec-edgar","filing":"0001209191-20-033983","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120033983/doc4.xml","form_type":"4"}},{"id":3224529,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-05T17:08:49.000Z","date":"2020-03-03","kind":"tax_withholding","acquired":false,"shares":912,"price":27.06,"value":24678.72,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (1) herein."}],"balance_after":145811,"source":{"system":"sec-edgar","filing":"0001209191-20-016667","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120016667/doc4.xml","form_type":"4"}},{"id":3224528,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-05T17:08:49.000Z","date":"2020-03-03","kind":"grant","acquired":true,"shares":1890,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the vested portion of a performance-based restricted stock unit award based on the issuer's satisfaction of certain performance criteria. In light of the performance-based vesting conditions of the award, such award was not reportable under Section 16 until vesting was determined, which occurred on March 3, 2020."}],"balance_after":146723,"source":{"system":"sec-edgar","filing":"0001209191-20-016667","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120016667/doc4.xml","form_type":"4"}},{"id":3232316,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-03T18:45:55.000Z","date":"2020-03-01","kind":"grant","acquired":true,"shares":12929,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock unit award, 25% shall vest on March 1, 2021 and the remainder shall vest in equal quarterly installments thereafter on each June 1, September 1, December 1 and March 1, so that all shares of common stock shall be vested as of March 1, 2024, subject to the reporting person's continuous service with the issuer as of each such vesting date."}],"balance_after":144833,"source":{"system":"sec-edgar","filing":"0001209191-20-015631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120015631/doc4.xml","form_type":"4"}},{"id":3232315,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-03T18:45:55.000Z","date":"2020-03-01","kind":"tax_withholding","acquired":false,"shares":4664,"price":27.07,"value":126254.48,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (3) herein."}],"balance_after":131904,"source":{"system":"sec-edgar","filing":"0001209191-20-015631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120015631/doc4.xml","form_type":"4"}},{"id":3232314,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-03T18:45:55.000Z","date":"2020-03-01","kind":"grant","acquired":true,"shares":19318,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock award, one-half vested on March 1, 2020 and the remainder will vest on March 1, 2021, subject to the reporting person's continuous service with the issuer as of the vesting date."}],"balance_after":136568,"source":{"system":"sec-edgar","filing":"0001209191-20-015631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120015631/doc4.xml","form_type":"4"}},{"id":3232313,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-03T18:45:55.000Z","date":"2020-03-01","kind":"tax_withholding","acquired":false,"shares":5188,"price":27.07,"value":140439.16,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of a restricted stock unit award that previously vested with respect to one-half of the shares underlying the award on March 1, 2019. The amount being reported herein represents amounts withheld to satisfy tax withholding obligations in connection with the vesting and settlement of the remaining one-half on March 1, 2020."}],"balance_after":117250,"source":{"system":"sec-edgar","filing":"0001209191-20-015631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120015631/doc4.xml","form_type":"4"}},{"id":3232312,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2020-03-03T18:45:55.000Z","date":"2020-03-01","kind":"tax_withholding","acquired":false,"shares":2540,"price":27.07,"value":68757.8,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":122438,"source":{"system":"sec-edgar","filing":"0001209191-20-015631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919120015631/doc4.xml","form_type":"4"}},{"id":3354079,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-12-03T16:17:10.000Z","date":"2019-12-01","kind":"tax_withholding","acquired":false,"shares":1515,"price":23.3,"value":35299.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the non-discretionary withholding of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":124978,"source":{"system":"sec-edgar","filing":"0001209191-19-058694","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119058694/doc4.xml","form_type":"4"}},{"id":3374504,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2019-11-12T16:55:50.000Z","date":"2019-11-08","kind":"exercise","acquired":false,"shares":67500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Immediately exercisable."}],"balance_after":0,"derivative":{"exercise_price":7.78,"expiration_date":"2021-05-03","underlying":"Common Stock","underlying_shares":67500},"source":{"system":"sec-edgar","filing":"0001209191-19-056062","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119056062/doc4.xml","form_type":"4"}},{"id":3374503,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-11-12T16:55:50.000Z","date":"2019-11-08","kind":"sale","acquired":false,"shares":67500,"price":24.57,"value":1658475.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Price reflected is the weighted-average sale price for shares sold. The range of sale prices for the transactions reported was $24.41 to $24.725 per share. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":126493,"source":{"system":"sec-edgar","filing":"0001209191-19-056062","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119056062/doc4.xml","form_type":"4"}},{"id":3374502,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-11-12T16:55:50.000Z","date":"2019-11-08","kind":"exercise","acquired":true,"shares":67500,"price":7.78,"value":525150.0,"ownership":{"direct":true},"balance_after":193993,"source":{"system":"sec-edgar","filing":"0001209191-19-056062","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119056062/doc4.xml","form_type":"4"}},{"id":3423311,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-09-04T16:36:08.000Z","date":"2019-09-01","kind":"tax_withholding","acquired":false,"shares":1516,"price":24.18,"value":36656.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the non-discretionary withholding of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":126493,"source":{"system":"sec-edgar","filing":"0001209191-19-048212","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119048212/doc4.xml","form_type":"4"}},{"id":3504712,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-06-03T17:44:17.000Z","date":"2019-06-01","kind":"tax_withholding","acquired":false,"shares":1515,"price":21.43,"value":32466.45,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":128009,"source":{"system":"sec-edgar","filing":"0001209191-19-034022","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119034022/doc4.xml","form_type":"4"}},{"id":3545524,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2019-04-30T16:43:12.000Z","date":"2019-04-29","kind":"exercise","acquired":false,"shares":67500,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Immediately exercisable."}],"balance_after":67500,"derivative":{"exercise_price":7.78,"expiration_date":"2021-05-03","underlying":"Common Stock","underlying_shares":67500},"source":{"system":"sec-edgar","filing":"0001209191-19-026585","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119026585/doc4.xml","form_type":"4"}},{"id":3545523,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-04-30T16:43:12.000Z","date":"2019-04-29","kind":"sale","acquired":false,"shares":83511,"price":27.1,"value":2263148.1,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Price reflected is the weighted-average sale price for shares sold. The range of sale prices for the transactions reported was $27.02 to $27.29 per share. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price."}],"balance_after":129524,"source":{"system":"sec-edgar","filing":"0001209191-19-026585","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119026585/doc4.xml","form_type":"4"}},{"id":3545522,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-04-30T16:43:12.000Z","date":"2019-04-29","kind":"exercise","acquired":true,"shares":67500,"price":7.78,"value":525150.0,"ownership":{"direct":true},"balance_after":213035,"source":{"system":"sec-edgar","filing":"0001209191-19-026585","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119026585/doc4.xml","form_type":"4"}},{"id":3612591,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-04","kind":"tax_withholding","acquired":false,"shares":3463,"price":22.9,"value":79302.7,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F7","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (6) herein."}],"balance_after":145535,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3612590,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-04","kind":"grant","acquired":true,"shares":7170,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F6","text":"Represents the vested portion of a performance-based restricted stock unit award based on the issuer's satisfaction of certain performance criteria. In light of the performance-based vesting conditions of the award, such award was not reportable under Section 16 until vesting was determined, which occurred on March 4, 2019."}],"balance_after":148998,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3612589,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-01","kind":"grant","acquired":true,"shares":8099,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock unit award, 25% shall vest on March 1, 2020 and the remainder shall vest in equal quarterly installments thereafter on each June 1, September 1, December 1 and March 1, so that all shares of common stock shall be vested as of March 1, 2023, subject to the reporting person's continuous service with the issuer as of each such vesting date."}],"balance_after":141828,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3612588,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-01","kind":"tax_withholding","acquired":false,"shares":5104,"price":23.15,"value":118157.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F4","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (3) herein."}],"balance_after":133729,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3612587,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-01","kind":"grant","acquired":true,"shares":21138,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock award, one-half vested on March 1, 2019 and the remainder will vest on March 1, 2020, subject to the reporting person's continuous service with the issuer as of the vesting date."}],"balance_after":138833,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3612586,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-01","kind":"tax_withholding","acquired":false,"shares":3484,"price":23.15,"value":80654.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of a restricted stock unit award that previously vested with respect to one-half of the shares underlying the award on March 1, 2018. The amount being reported herein represents amounts withheld to satisfy tax withholding obligations in connection with the vesting and settlement of the remaining one-half on March 1, 2019."}],"balance_after":117695,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3612585,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2019-03-05T16:07:59.000Z","date":"2019-03-01","kind":"tax_withholding","acquired":false,"shares":2920,"price":23.15,"value":67598.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":121179,"source":{"system":"sec-edgar","filing":"0001209191-19-016402","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919119016402/doc4.xml","form_type":"4"}},{"id":3743603,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-12-04T17:18:46.000Z","date":"2018-12-01","kind":"tax_withholding","acquired":false,"shares":1019,"price":23.88,"value":24333.72,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the non-discretionary withholding of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":124099,"source":{"system":"sec-edgar","filing":"0001209191-18-060952","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118060952/doc4.xml","form_type":"4"}},{"id":3825462,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-09-05T16:53:01.000Z","date":"2018-09-01","kind":"tax_withholding","acquired":false,"shares":702,"price":20.25,"value":14215.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the non-discretionary withholding of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":125118,"source":{"system":"sec-edgar","filing":"0001209191-18-049593","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118049593/doc4.xml","form_type":"4"}},{"id":3850826,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-08-07T18:04:51.000Z","date":"2018-08-03","kind":"sale","acquired":false,"shares":13455,"price":18.86,"value":253761.3,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported is a weighted average sales price. The shares were sold in multiple transactions at prices ranging from $18.60 to $19.00, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4."}],"balance_after":125820,"source":{"system":"sec-edgar","filing":"0001209191-18-045751","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118045751/doc4.xml","form_type":"4"}},{"id":3905360,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-06-05T16:18:23.000Z","date":"2018-06-01","kind":"tax_withholding","acquired":false,"shares":702,"price":15.95,"value":11196.9,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the Issuer to satisfy the Reporting Person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":139275,"source":{"system":"sec-edgar","filing":"0001209191-18-035643","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118035643/doc4.xml","form_type":"4"}},{"id":4015266,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-03-05T18:17:38.000Z","date":"2018-03-04","kind":"tax_withholding","acquired":false,"shares":6243,"price":11.5,"value":71794.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F6","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (5) herein."}],"balance_after":139977,"source":{"system":"sec-edgar","filing":"0001209191-18-016832","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118016832/doc4.xml","form_type":"4"}},{"id":4015265,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-03-05T18:17:38.000Z","date":"2018-03-04","kind":"grant","acquired":true,"shares":18749,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F5","text":"Represents the vested portion of a performance-based restricted stock unit award based on the issuer's satisfaction of certain performance criteria. In light of the performance-based vesting conditions of the award, such award was not reportable under Section 16 until vesting was determined, which occurred on March 4, 2018."}],"balance_after":146220,"source":{"system":"sec-edgar","filing":"0001209191-18-016832","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118016832/doc4.xml","form_type":"4"}},{"id":4015264,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-03-05T18:17:38.000Z","date":"2018-03-01","kind":"grant","acquired":true,"shares":16455,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock unit award, 25% shall vest on March 1, 2019 and the remainder shall vest in equal quarterly installments thereafter on each June 1, September 1, December 1 and March 1, so that all shares of common stock shall be vested as of March 1, 2022, subject to the reporting person's continuous service with the issuer as of each such vesting date."}],"balance_after":127471,"source":{"system":"sec-edgar","filing":"0001209191-18-016832","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118016832/doc4.xml","form_type":"4"}},{"id":4015263,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-03-05T18:17:38.000Z","date":"2018-03-01","kind":"tax_withholding","acquired":false,"shares":2291,"price":11.85,"value":27148.35,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (2) herein."}],"balance_after":111016,"source":{"system":"sec-edgar","filing":"0001209191-18-016832","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118016832/doc4.xml","form_type":"4"}},{"id":4015262,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-03-05T18:17:38.000Z","date":"2018-03-01","kind":"grant","acquired":true,"shares":14032,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock award, one-half vested on March 1, 2018 and the remainder will vest on March 1, 2019, subject to the reporting person's continuous service with the issuer as of the vesting date."}],"balance_after":113307,"source":{"system":"sec-edgar","filing":"0001209191-18-016832","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118016832/doc4.xml","form_type":"4"}},{"id":4015261,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2018-03-05T18:17:38.000Z","date":"2018-03-01","kind":"tax_withholding","acquired":false,"shares":4327,"price":11.85,"value":51274.95,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":99275,"source":{"system":"sec-edgar","filing":"0001209191-18-016832","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919118016832/doc4.xml","form_type":"4"}},{"id":4141968,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-12-05T15:45:56.000Z","date":"2017-12-01","kind":"tax_withholding","acquired":false,"shares":315,"price":12.55,"value":3953.25,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transaction reported represents the non-discretionary withholding of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":103602,"source":{"system":"sec-edgar","filing":"0001209191-17-063836","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117063836/doc4.xml","form_type":"4"}},{"id":4216068,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-09-06T18:54:00.000Z","date":"2017-09-01","kind":"tax_withholding","acquired":false,"shares":315,"price":11.25,"value":3543.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transaction reported represents the non-discretionary withholding of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":103917,"source":{"system":"sec-edgar","filing":"0001209191-17-051774","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117051774/doc4.xml","form_type":"4"}},{"id":4292976,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-06-05T17:49:52.000Z","date":"2017-06-01","kind":"tax_withholding","acquired":false,"shares":315,"price":10.25,"value":3228.75,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transaction reported represents the non-discretionary sale of shares to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":104232,"source":{"system":"sec-edgar","filing":"0001209191-17-037884","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117037884/doc4.xml","form_type":"4"}},{"id":4397522,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-03-07T16:01:26.000Z","date":"2017-03-05","kind":"tax_withholding","acquired":false,"shares":10058,"price":8.3,"value":83481.4,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (1) herein."}],"balance_after":104547,"source":{"system":"sec-edgar","filing":"0001209191-17-018694","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117018694/doc4.xml","form_type":"4"}},{"id":4397521,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-03-07T16:01:26.000Z","date":"2017-03-05","kind":"grant","acquired":true,"shares":27708,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the vested portion of a performance-based restricted stock unit award based on the issuer's satisfaction of certain performance criteria. In light of the performance-based vesting conditions of the award, such award was not reportable under Section 16 until vesting was determined, which occurred on March 5, 2017."}],"balance_after":114605,"source":{"system":"sec-edgar","filing":"0001209191-17-018694","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117018694/doc4.xml","form_type":"4"}},{"id":4404121,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-03-03T16:17:07.000Z","date":"2017-03-01","kind":"grant","acquired":true,"shares":19886,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F4","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock unit award, 25% shall vest on March 1, 2018 and the remainder shall vest in equal quarterly installments thereafter on each June 1, September 1, December 1 and March 1, so that all shares of common stock shall be vested as of March 1, 2021, subject to the reporting person's continuous service with the issuer as of each such vesting date."}],"balance_after":86897,"source":{"system":"sec-edgar","filing":"0001209191-17-017462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117017462/doc4.xml","form_type":"4"}},{"id":4404120,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-03-03T16:17:07.000Z","date":"2017-03-01","kind":"tax_withholding","acquired":false,"shares":2261,"price":8.8,"value":19896.8,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the vesting and settlement of the restricted stock unit award reported in footnote (2) herein."}],"balance_after":67011,"source":{"system":"sec-edgar","filing":"0001209191-17-017462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117017462/doc4.xml","form_type":"4"}},{"id":4404119,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-03-03T16:17:07.000Z","date":"2017-03-01","kind":"grant","acquired":true,"shares":12462,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"These shares are represented by restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock of the issuer. Of the shares underlying this restricted stock award, one-half vested on March 1, 2017 and the remainder will vest on March 1, 2018, subject to the reporting person's continuous service with the issuer as of the vesting date."}],"balance_after":69272,"source":{"system":"sec-edgar","filing":"0001209191-17-017462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117017462/doc4.xml","form_type":"4"}},{"id":4404118,"issuer":{"id":833,"kind":"organization","name":"Iridium Communications Inc.","symbol":"IRDM"},"owners":[{"id":132856,"kind":"person","name":"Hickey Thomas D","position":1,"cik":"0001498910","reported_name":"Hickey Thomas D","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Legal Officer, Secretary"}}],"security":"Common Stock","published_at":"2017-03-03T16:17:07.000Z","date":"2017-03-01","kind":"tax_withholding","acquired":false,"shares":7882,"price":8.8,"value":69361.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units."}],"balance_after":56810,"source":{"system":"sec-edgar","filing":"0001209191-17-017462","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1498910/000120919117017462/doc4.xml","form_type":"4"}}]}