{"transactions":[{"id":881163,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-02-26T22:46:18.000Z","date":"2026-02-26","kind":"sale","planned":false,"acquired":false,"shares":5106,"price":36.88,"value":188309.28,"ownership":{"direct":true},"balance_after":40805,"source":{"system":"sec-edgar","filing":"0000073756-26-000055","document":"wk-form4_1772145975.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375626000055/wk-form4_1772145975.xml","form_type":"4"}},{"id":881162,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-02-26T22:46:18.000Z","date":"2026-02-25","kind":"sale","planned":false,"acquired":false,"shares":33176,"price":37.511,"value":1244464.936,"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 purchased in multiple transactions at prices ranging from $37.315 to $37.760, inclusive. The issuer undertakes to provide, upon request by the SEC staff or a security holder of the issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this Footnote to this Form 4."}],"balance_after":45911,"source":{"system":"sec-edgar","filing":"0000073756-26-000055","document":"wk-form4_1772145975.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375626000055/wk-form4_1772145975.xml","form_type":"4"}},{"id":881161,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-02-26T22:46:18.000Z","date":"2026-02-24","kind":"tax_withholding","planned":false,"acquired":false,"shares":5551,"price":37.22,"value":206608.22,"ownership":{"direct":true},"balance_after":79087,"source":{"system":"sec-edgar","filing":"0000073756-26-000055","document":"wk-form4_1772145975.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375626000055/wk-form4_1772145975.xml","form_type":"4"}},{"id":887260,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Restricted Stock Units","published_at":"2026-02-24T22:51:14.000Z","date":"2026-02-20","kind":"grant","planned":false,"acquired":true,"shares":18988,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each restricted stock unit represents a contingent right to receive one share of the Company's common stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The restricted stock units vest in three equal annual installments on each of February 20, 2027, 2028 and 2029."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"The restricted stock units vest in three equal annual installments on each of February 20, 2027, 2028 and 2029."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"The reported transaction involved the receipt of a grant of restricted stock units by the reported person.  The total reported in Column 9 excludes unvested restricted stock units that were granted in previous years, as the reporting person has previously reported awards of restricted stock units in Table I of Form 4."}],"balance_after":18988,"derivative":{"underlying":"Common Stock","underlying_shares":18988},"source":{"system":"sec-edgar","filing":"0000073756-26-000019","document":"wk-form4_1771973471.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375626000019/wk-form4_1771973471.xml","form_type":"4"}},{"id":887259,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Performance Stock Units","published_at":"2026-02-24T22:51:14.000Z","date":"2026-02-20","kind":"grant","planned":false,"acquired":true,"shares":18988,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each performance stock unit represents a contingent right to receive between zero and two shares of the Company's common stock. The performance stock units vest upon achievement of specific target level of performance."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each performance stock unit represents a contingent right to receive between zero and two shares of the Company's common stock. The performance stock units vest upon achievement of specific target level of performance."}],"balance_after":18988,"derivative":{"expiration_date":"2028-12-31","underlying":"Common Stock","underlying_shares":18988},"source":{"system":"sec-edgar","filing":"0000073756-26-000019","document":"wk-form4_1771973471.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375626000019/wk-form4_1771973471.xml","form_type":"4"}},{"id":1244956,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-02-26T22:28:36.000Z","date":"2025-02-25","kind":"tax_withholding","planned":false,"acquired":false,"shares":3682,"price":22.09,"value":81335.38,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 8,695 of common stock equivalents in 401(k) plan - Indirect"}],"balance_after":84638,"source":{"system":"sec-edgar","filing":"0000073756-25-000055","document":"wk-form4_1740608908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375625000055/wk-form4_1740608908.xml","form_type":"4"}},{"id":1244955,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-02-26T22:28:36.000Z","date":"2025-02-24","kind":"grant","planned":false,"acquired":true,"shares":18461,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":88320,"source":{"system":"sec-edgar","filing":"0000073756-25-000055","document":"wk-form4_1740608908.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375625000055/wk-form4_1740608908.xml","form_type":"4"}},{"id":1471568,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Innov. Ofc."}}],"security":"Common Stock","published_at":"2024-06-24T20:20:59.000Z","date":"2024-06-23","kind":"tax_withholding","planned":false,"acquired":false,"shares":3626,"price":22.02,"value":79844.52,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 8,696 of common stock equivalents in 401(k) plan - Indirect"}],"balance_after":69859,"source":{"system":"sec-edgar","filing":"0000073756-24-000112","document":"wk-form4_1719260452.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375624000112/wk-form4_1719260452.xml","form_type":"4"}},{"id":1614136,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Innov. Ofc."}}],"security":"Common Stock","published_at":"2024-02-28T23:07:30.000Z","date":"2024-02-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":3212,"price":21.97,"value":70567.64,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 8,696 of common stock equivalents in 401(k) plan - Indirect"}],"balance_after":73485,"source":{"system":"sec-edgar","filing":"0000073756-24-000061","document":"wk-form4_1709161641.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375624000061/wk-form4_1709161641.xml","form_type":"4"}},{"id":1618203,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Innov. Ofc."}}],"security":"Common Stock","published_at":"2024-02-27T23:16:50.000Z","date":"2024-02-23","kind":"grant","planned":false,"acquired":true,"shares":14234,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 8,696 of common stock equivalents in 401(k) plan - Indirect"}],"balance_after":76697,"source":{"system":"sec-edgar","filing":"0000073756-24-000040","document":"wk-form4_1709075798.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375624000040/wk-form4_1709075798.xml","form_type":"4"}},{"id":1989190,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Innov. Ofc."}}],"security":"Common Stock","published_at":"2023-02-28T23:14:04.000Z","date":"2023-02-27","kind":"tax_withholding","acquired":false,"shares":2346,"price":19.79,"value":46427.34,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also indirectly owns 8,696 of common stock equivalents in 401(k) plan."}],"balance_after":62463,"source":{"system":"sec-edgar","filing":"0000073756-23-000044","document":"wf-form4_167762602527749.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375623000044/wf-form4_167762602527749.xml","form_type":"4"}},{"id":1989189,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, Chief Innov. Ofc."}}],"security":"Common Stock","published_at":"2023-02-28T23:14:04.000Z","date":"2023-02-24","kind":"grant","acquired":true,"shares":13661,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":64809,"source":{"system":"sec-edgar","filing":"0000073756-23-000044","document":"wf-form4_167762602527749.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000007375623000044/wf-form4_167762602527749.xml","form_type":"4"}},{"id":2367903,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P. OPGroup"}}],"security":"Common Stock","published_at":"2022-03-02T00:13:15.000Z","date":"2022-02-28","kind":"tax_withholding","acquired":false,"shares":1172,"price":14.14,"value":16572.08,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 8,148 of common stock equivalents in 401(k) plan - Indirect."}],"balance_after":51148,"source":{"system":"sec-edgar","filing":"0001537854-22-000002","document":"wf-form4_164617997956533.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/73756/000153785422000002/wf-form4_164617997956533.xml","form_type":"4"}},{"id":2367902,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P. OPGroup"}}],"security":"Common Stock","published_at":"2022-03-02T00:13:15.000Z","date":"2022-02-25","kind":"grant","acquired":true,"shares":8788,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":52320,"source":{"system":"sec-edgar","filing":"0001537854-22-000002","document":"wf-form4_164617997956533.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000153785422000002/wf-form4_164617997956533.xml","form_type":"4"}},{"id":2655377,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P. OPGroup"}}],"security":"Common Stock","published_at":"2021-06-25T21:45:26.000Z","date":"2021-06-23","kind":"grant","acquired":true,"shares":9213,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 8,050 of common stock equivalents in 401(k) - plan - Indirect"}],"balance_after":43532,"source":{"system":"sec-edgar","filing":"0001537854-21-000070","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000153785421000070/edgar.xml","form_type":"4"}},{"id":2824371,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P. OPGroup"}}],"security":"Common Stock","published_at":"2021-03-03T01:12:18.000Z","date":"2021-03-01","kind":"tax_withholding","acquired":false,"shares":876,"price":11.8,"value":10336.8,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Also owns 7579 of common stock equivalents in 401(k) - plan - Indirect"}],"balance_after":34319,"source":{"system":"sec-edgar","filing":"0001537854-21-000050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/73756/000153785421000050/edgar.xml","form_type":"4"}},{"id":2824370,"issuer":{"id":3888,"kind":"organization","name":"OCEANEERING INTERNATIONAL INC","symbol":"OII"},"owners":[{"id":64653,"kind":"person","name":"Laura Benjamin","position":1,"cik":"0001805278","reported_name":"Laura Benjamin","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Sr. V.P. OPGroup"}}],"security":"Common Stock","published_at":"2021-03-03T01:12:18.000Z","date":"2021-02-26","kind":"grant","acquired":true,"shares":12223,"price":0,"value":0.0,"ownership":{"direct":true},"balance_after":35195,"source":{"system":"sec-edgar","filing":"0001537854-21-000050","document":"edgar.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/73756/000153785421000050/edgar.xml","form_type":"4"}}]}