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Each of Volkswagen US-Holding, Inc. and Volkswagen AG may be deemed to share beneficial ownership of the securities reported herein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The shares of Class A common stock reported herein are held of record by Volkswagen US-Holding, Inc. (formerly known as Volkswagen International America Inc.), which is a wholly-owned subsidiary of Volkswagen AG. 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The time-based option awarded concurrently with the 2021 CEO Performance Award remains outstanding and will continue to vest according to its terms."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The stock option vests as to 6,785,315 shares underlying the stock option in 6 substantially equal annual installments beginning on the first anniversary of the Issuer's IPO."}],"balance_after":4922182,"derivative":{"exercise_price":21.72,"expiration_date":"2031-01-19","underlying":"Class A Common Stock","underlying_shares":20355946},"source":{"system":"sec-edgar","filing":"0001891517-25-000017","document":"wk-form4_1762549399.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1874178/000189151725000017/wk-form4_1762549399.xml","form_type":"4"}},{"id":1014476,"issuer":{"id":3226,"kind":"organization","name":"Rivian Automotive, Inc. / DE","symbol":"RIVN"},"owners":[{"id":29103,"kind":"person","name":"Gomez Aidan N.","position":1,"cik":"0002066491","reported_name":"Gomez Aidan N.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-10-22T20:10:00.000Z","date":"2025-10-20","kind":"tax_withholding","planned":false,"acquired":false,"shares":414,"price":13.03,"value":5394.42,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"414 shares of Class A Common Stock were withheld by the Company for the purposes of satisfying tax withholding obligations in connection with the vesting of 862 RSUs on October 20, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The closing price of the Company's Class A Common Stock on October 17, 2025."}],"balance_after":39238,"source":{"system":"sec-edgar","filing":"0002066491-25-000011","document":"wk-form4_1761163797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1874178/000206649125000011/wk-form4_1761163797.xml","form_type":"4"}},{"id":1014475,"issuer":{"id":3226,"kind":"organization","name":"Rivian Automotive, Inc. / DE","symbol":"RIVN"},"owners":[{"id":29103,"kind":"person","name":"Gomez Aidan N.","position":1,"cik":"0002066491","reported_name":"Gomez Aidan N.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-10-22T20:10:00.000Z","date":"2025-10-20","kind":"grant","planned":false,"acquired":true,"shares":862,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of 862 restricted stock units (\"RSUs\"), which vested on October 20, 2025."}],"balance_after":39652,"source":{"system":"sec-edgar","filing":"0002066491-25-000011","document":"wk-form4_1761163797.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1874178/000206649125000011/wk-form4_1761163797.xml","form_type":"4"}},{"id":1014474,"issuer":{"id":3226,"kind":"organization","name":"Rivian Automotive, Inc. / DE","symbol":"RIVN"},"owners":[{"id":29102,"kind":"person","name":"Krawiec Peter","position":1,"cik":"0001891037","reported_name":"Krawiec Peter","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Class A Common Stock","published_at":"2025-10-22T20:08:25.000Z","date":"2025-10-20","kind":"grant","planned":false,"acquired":true,"shares":862,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of 862 restricted stock units (\"RSUs\"), which vested on October 20, 2025. 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