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The general partner of SCF-V is SCF-V, G.P., LLC, a Delaware limited liability company (\"SCF-V GP\"), the general partner of SCF-VI is SCF-VI, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VI GP\") and the general partner of SCF-VII is SCF-VII, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VII GP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"SCF Partners, Inc. (formerly named L.E. Simmons & Associates, Inc.), a Delaware corporation (\"SCFP\") manages each of SCF-V GP, SCF-VI GP, SCF-VII GP, SCF 2012A and SCF 2012B. Mr. Baldwin serves as Co-President of SCFP. L.E.Simmons, Mr. Baldwin, Anthony Deluca and Andrew Waite maintain shared voting and dispositive power for the shares beneficially owned by SCFP. As such, Mr. Baldwin may be deemed to have dispositive power over the shares of common stock owned by SCF-V, SCF 2012A, SCF-VI, SCF 2012B and SCF-VII. Mr. Baldwin disclaims beneficial ownership of such shares."}],"balance_after":815086,"source":{"system":"sec-edgar","filing":"0001401257-21-000035","document":"wf-form4_161478929416455.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401257/000140125721000035/wf-form4_161478929416455.xml","form_type":"4"}},{"id":3034287,"issuer":{"id":4998,"kind":"organization","name":"FORUM ENERGY TECHNOLOGIES, INC."},"owners":[{"id":113614,"kind":"person","name":"Baldwin David C","position":1,"cik":"0001359478","reported_name":"Baldwin David C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2020-09-10T22:29:09.000Z","date":"2020-09-10","kind":"other","acquired":false,"shares":867092,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents a transfer of direct ownership to certain limited partners of SCF-V, L.P. 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The general partner of SCF-V is SCF-V, G.P., LLC, aDelaware limited liability company (\"SCF-V GP\"), the general partner of SCF-VI is SCF-VI, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VI GP\") and the general partner of SCF-VII isSCF-VII, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VII GP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"SCF Partners, Inc.(formerly named L.E. Simmons & Associates, Inc.), a Delaware corporation (\"SCFP\") manages each of SCF-V GP, SCF-VI GP, SCF-VII GP, SCF 2012A and SCF 2012B. Mr. Baldwin serves as Co-President of SCFP. L.E.Simmons, Mr. Baldwin, Anthony Deluca and Andrew Waite maintain shared voting and dispositive power for the shares beneficially owned by SCFP. As such, Mr. Baldwin may be deemed to have dispositive power over the shares of common stock owned by SCF-V, SCF 2012A, SCF-VI, SCF 2012B and SCF-VII. 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(\"SCF-V\").  Pursuant to the terms of its limited partnership agreement, dated July 1, 2003, SCF-V was scheduled to expire.  In connection therewith, certain of SCF-V's limited partners elected to receive a pro rata distribution of SCF-V's shares of the registrant's common stock."},{"field":"shares","element":"transactionShares","label":"F2","text":"The remaining shares held by SCF-V are held for the benefit of its limited partners who chose to extend the partnership life and leave their shares invested with SCF-V. Following the distribution reported in this Form 4, SCF-V, SCF 2012A, L.P., a Delaware limited partnership (\"SCF 2012A\"), SCF-VI, L.P., a Delaware limited partnership (\"SCF-VI\"), SCF 2012B, L.P., a Delaware limited partnership (\"SCF 2012B\") and SCF-VII, L.P., a Delaware limited partnership (\"SCF-VII\"), in the aggregate own 17,780,755 shares of the registrant's common stock. The general partner of SCF-V is SCF-V, G.P., LLC, a Delaware limited liability company (\"SCF-V GP\"), the general partner of SCF-VI is SCF-VI, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VI GP\") and the general partner of SCF-VII is SCF-VII, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VII GP\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"SCF Partners, Inc.(formerly named L.E. Simmons & Associates, Inc.), a Delaware corporation (\"SCFP\") manages each of SCF-V GP, SCF-VI GP, SCF-VII GP, SCF 2012A and SCF 2012B. Mr. Baldwin serves as Co-President of SCFP. L.E.Simmons, Mr. Baldwin, Anthony Deluca and Andrew Waite maintain shared voting and dispositive power for the shares beneficially owned by SCFP. As such, Mr. Baldwin may be deemed to have dispositive power over the shares of common stock owned by SCF-V, SCF 2012A, SCF-VI, SCF 2012B and SCF-VII. 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Each share of restricted stock, par value $0.01 per share, is subject to transferability and other restrictions that lapse upon vesting of the restricted stock. The restricted stock award vests in full on the one year anniversary of the date of grant, subject to accelerated vesting of the entire award upon a Change in Control (as defined in the Plan). 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Each share of restricted stock, par value $0.01 per share, is subject to transferability and other restrictions that lapse upon vesting of the restricted stock. The restricted stock award vests in full on the one year anniversary of the date of grant, subject to accelerated vesting of the entire award upon a Change in Control (as defined in the Plan). The restricted stock agreement also includes dividend and voting rights."}],"balance_after":53140,"source":{"system":"sec-edgar","filing":"0001401257-18-000023","document":"wf-form4_151916269391278.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401257/000140125718000023/wf-form4_151916269391278.xml","form_type":"4"}},{"id":4174711,"issuer":{"id":4263,"kind":"organization","name":"Select Water Solutions, Inc."},"owners":[{"id":167922,"kind":"person","name":"SIMMONS L E","position":1,"cik":"0001248279","reported_name":"SIMMONS L E","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":112355,"kind":"person","name":"SCF VI LP","position":2,"cik":"0001334122","reported_name":"SCF VI LP","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":112356,"kind":"person","name":"SCF-VI, G.P., Limited Partnership","position":3,"cik":"0001380957","reported_name":"SCF-VI, G.P., Limited Partnership","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":84838,"kind":"organization","name":"SCF-VII, L.P.","position":4,"cik":"0001546824","reported_name":"SCF-VII, L.P.","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":84839,"kind":"organization","name":"SCF-VII, G.P., Limited Partnership","position":5,"cik":"0001546823","reported_name":"SCF-VII, G.P., Limited Partnership","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":false}},{"id":113614,"kind":"person","name":"Baldwin David C","position":6,"cik":"0001359478","reported_name":"Baldwin David C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2017-11-02T20:30:02.000Z","date":"2017-11-01","kind":"grant","acquired":true,"shares":16191331,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"SEE FOOTNOTES"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Received in exchange for 21,159,609 shares of Class A common stock, $0.01 par value per share, of Rockwater Energy Solutions, Inc. (\"Rockwater\") in connection with the acquisition of Rockwater by Select Energy Services, Inc. (the \"Issuer\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Represents 8,773,760 shares of Class A common stock, $0.01 par value per share, of the Issuer (\"Class A Common Stock\") directly beneficially owned by SCF-VI, L.P., 6,374,474 shares of Class A Common Stock directly beneficially owned by SCF-VII, L.P. and 1,043,097 shares of Class A Common Stock directly beneficially owned by SCF-VII(A), L.P."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"L. E. Simmons is the President and sole member of the board of directors of L.E. Simmons & Associates, Incorporated, a Delaware corporation (\"LESA\"), which is the sole general partner of each of SCF-VI, G.P., Limited Partnership (\"SCF-VI GP\"), SCF-VII, G.P., Limited Partnership (\"SCF-VII GP\") and SCF-VII(A), G.P., Limited Partnership (\"SCF-VII(A) GP\"). Additionally, SCF-VI GP is the sole general partner of SCF-VI, L.P., SCF-VII, GP is the sole general partner of SCF-VII, L.P. and SCF-VII(A) GP is the sole general partner of SCF-VII(A), L.P. Based on the reporting person's affiliation with SCF-VI, L.P., SCF-VII, L.P. and SCF-VII(A), L.P., L. E. Simmons may be deemed to beneficially own all of the shares of common stock of the Issuer beneficially owned or deemed to be beneficially owned by SCF-VI, L.P., SCF-VII, L.P. and SCF-VII(A), L.P. Mr. Simmons disclaims beneficial ownership of all such interests."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"David C. Baldwin is a member of the Issuer's board of directors.  Mr. Baldwin serves as Co-President of LESA. As such, Mr. Baldwin may be deemed to have dispositive power over the shares of common stock owned by SCF-VI, L.P., SCF-VII, L.P. and SCF-VII(A), L.P. Mr. Baldwin disclaims beneficial ownership of all such interests."}],"balance_after":16191331,"source":{"system":"sec-edgar","filing":"0001085550-17-000004","document":"wf-form4_150965458660397.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1693256/000108555017000004/wf-form4_150965458660397.xml","form_type":"4"}},{"id":4435802,"issuer":{"id":4998,"kind":"organization","name":"FORUM ENERGY TECHNOLOGIES, INC."},"owners":[{"id":113614,"kind":"person","name":"Baldwin David C","position":1,"cik":"0001359478","reported_name":"Baldwin David C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2017-02-21T17:15:08.000Z","date":"2017-02-20","kind":"grant","acquired":true,"shares":6219,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock under the Forum Energy Technologies, Inc. 2016 Stock and Incentive Plan (the \"Plan\"). Each share of restricted stock, par value $0.01 per share, is subject to transferability and other restrictions that lapse upon vesting of the restricted stock. The restricted stock award vests in full on the one year anniversary of the date of grant, subject to accelerated vesting of the entire award upon a Change in Control (as defined in the Plan). The restricted stock agreement also includes dividend and voting rights."}],"balance_after":40640,"source":{"system":"sec-edgar","filing":"0001401257-17-000017","document":"wf-form4_148769729610726.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401257/000140125717000017/wf-form4_148769729610726.xml","form_type":"4"}},{"id":4526998,"issuer":{"id":4998,"kind":"organization","name":"FORUM ENERGY TECHNOLOGIES, INC."},"owners":[{"id":113614,"kind":"person","name":"Baldwin David C","position":1,"cik":"0001359478","reported_name":"Baldwin David C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2016-12-09T16:01:34.000Z","date":"2016-12-08","kind":"sale","acquired":false,"shares":3725000,"price":21.5,"value":80087500.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"SCF-V, L.P., a Delaware limited partnership (\"SCF-V\"), SCF 2012A, L.P., a Delaware limited partnership (\"SCF 2012A\"), SCF-VI, L.P., a Delaware limited partnership (\"SCF-VI\"), SCF 2012B, L.P., a Delaware limited partnership (\"SCF 2012B\") and SCF-VII, L.P., a Delaware limited partnership (\"SCF-VII\"), in the aggregate own 20,532,800 shares of common stock. The general partner of SCF-V is SCF-V, G.P., LLC, a Delaware limited liability company (\"SCF-V GP\"), the general partner of SCF-VI is SCF-VI, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VI GP\") and the general partner of SCF-VII is SCF-VII, G.P., Limited Partnership, a Delaware limited partnership (\"SCF-VII GP\"). (Continued in Footnote 2)"},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"L.E. Simmons & Associates, Inc., a Delaware corporation (\"LESA\") is the sole general partner of each of SCF-V GP, SCF-VI GP, SCF-VII GP, SCF 2012A and SCF 2012B. Mr. Baldwin serves as Co-President of LESA. As such, Mr. Baldwin may be deemed to have dispositive power over the shares of common stock owned by SCF-V, SCF 2012A, SCF-VI, SCF 2012B and SCF-VII. Mr. Baldwin disclaims beneficial ownership of such shares."}],"balance_after":20532800,"source":{"system":"sec-edgar","filing":"0001401257-16-000181","document":"wf-form4_148129928128449.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1401257/000140125716000181/wf-form4_148129928128449.xml","form_type":"4"}}]}