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There was no purchase or sale of the Issuer's Class A common stock in connection with the transfer. The reporting person is a trustee of the Irrevocable Trust, and certain members of the reporting person's immediate family are the sole beneficiaries of the Irrevocable Trust. The reporting person, in his capacity as a trustee of the Irrevocable Trust, may be deemed a beneficial owner of the securities held by the Irrevocable Trust."}],"balance_after":755752,"source":{"system":"sec-edgar","filing":"0001869013-25-000004","document":"wk-form4_1766022522.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1869013/000186901325000004/wk-form4_1766022522.xml","form_type":"4"}},{"id":965311,"issuer":{"id":3489,"kind":"organization","name":"Aurora Innovation, Inc.","symbol":"AUR"},"owners":[{"id":71326,"kind":"person","name":"Urmson Christopher","position":1,"cik":"0001869013","reported_name":"Urmson Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Class A Common Stock","published_at":"2025-12-17T20:48:45.000Z","date":"2025-12-16","kind":"gift","planned":false,"acquired":false,"shares":258000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Held by the Urmson Family Revocable Trust"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On December 16, 2025, 258,000 shares of the Issuer's Class A common stock were transferred from the Urmson Family Revocable Trust (the \"Revocable Trust\") to the Urmson 2022 Irrevocable Family Trust (the \"Irrevocable Trust\") for no consideration. There was no purchase or sale of the Issuer's Class A common stock in connection with the transfer. The reporting person is a trustee, settlor and beneficiary of the Revocable Trust. The reporting person, in such capacity, may be deemed a beneficial owner of the securities held by the Revocable Trust."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001869013-25-000004","document":"wk-form4_1766022522.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1869013/000186901325000004/wk-form4_1766022522.xml","form_type":"4"}},{"id":987303,"issuer":{"id":3489,"kind":"organization","name":"Aurora Innovation, Inc.","symbol":"AUR"},"owners":[{"id":71326,"kind":"person","name":"Urmson Christopher","position":1,"cik":"0001869013","reported_name":"Urmson Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Executive Officer"}}],"security":"Class A Common Stock","published_at":"2025-11-26T09:09:12.000Z","date":"2025-11-25","kind":"purchase","planned":false,"acquired":true,"shares":258000,"price":3.8784,"value":1000627.2,"ownership":{"direct":false,"nature":"Held by the Urmson Family Revocable Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Weighted average price. 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The reporting person, in such capacity, may be deemed a beneficial owner of the securities held by the Revocable Trust."}],"balance_after":258000,"source":{"system":"sec-edgar","filing":"0001828108-25-000162","document":"wk-form4_1764166149.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1869013/000182810825000162/wk-form4_1764166149.xml","form_type":"4"}},{"id":1137430,"issuer":{"id":3489,"kind":"organization","name":"Aurora Innovation, Inc.","symbol":"AUR"},"owners":[{"id":71326,"kind":"person","name":"Urmson Christopher","position":1,"cik":"0001869013","reported_name":"Urmson Christopher","relationship":{"director":true,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"See Remarks"}}],"security":"Class A Common Stock","published_at":"2025-05-22T16:23:47.000Z","date":"2025-05-20","kind":"gift","planned":false,"acquired":false,"shares":12625,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"On May 20, 2025, the reporting person transferred 12,625 shares of the Issuer's Class A common stock to the Urmson 2022 Irrevocable Family Trust (the \"Trust\") for no consideration. The reporting person is a trustee of the Trust, and certain members of the reporting person's immediate family are the sole beneficiaries of the Trust. 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The reporting person is a trustee of the Trust, and certain members of the reporting person's immediate family are the sole beneficiaries of the Trust. The reporting person, in his capacity as a trustee of the Trust, may be deemed a beneficial owner of the securities held by the Trust."},{"field":"acquired","element":"transactionAcquiredDisposedCode","label":"F1","text":"On May 20, 2024, the reporting person transferred 33,792 shares of the Issuer's Class A common stock to the Urmson 2022 Irrevocable Family Trust (the \"Trust\") for no consideration. The reporting person is a trustee of the Trust, and certain members of the reporting person's immediate family are the sole beneficiaries of the Trust. 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The reporting person is a trustee of the Trust, and certain members of the reporting person's immediate family are the sole beneficiaries of the Trust. The reporting person, in his capacity as a trustee of the Trust, may be deemed a beneficial owner of the securities held by the Trust."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"On November 20, 2023, the reporting person transferred 451,335 shares of the Issuer's Class A common stock to the Urmson 2022 Irrevocable Family Trust (the \"Trust\") for no consideration. The reporting person is a trustee of the Trust, and certain members of the reporting person's immediate family are the sole beneficiaries of the Trust. 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Each RSU represents a contingent right to receive one share of Class A Common Stock. 578,239 of the RSUs will vest as to 40% on May 20, 2022, and as to 20% quarterly thereafter on the Issuer's standard quarterly vesting dates, subject to the Reporting Person continuing to be a service provider to the Issuer through each such date. 289,120 of the RSUs will vest as to 25% on May 20, 2023, and 25% quarterly thereafter on the Issuer's standard quarterly vesting dates, subject to the Reporting Person continuing to be a service provider to the Issuer through each such date."}],"balance_after":867359,"source":{"system":"sec-edgar","filing":"0001828108-22-000011","document":"wf-form4_164754790254551.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1869013/000182810822000011/wf-form4_164754790254551.xml","form_type":"4"}}]}