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Stock","underlying_shares":100000},"source":{"system":"sec-edgar","filing":"0001628280-25-015150","document":"wk-form4_1743106472.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025015150/wk-form4_1743106472.xml","form_type":"4"}},{"id":1189935,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-27T20:14:38.000Z","date":"2025-03-25","kind":"sale","planned":true,"acquired":false,"shares":115987,"price":16.1,"value":1867390.7,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares sold pursuant to a Rule 10b5-1 trading plan entered into on December 10, 2024."},{"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 $16.00 to $16.31 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."}],"balance_after":327564,"source":{"system":"sec-edgar","filing":"0001628280-25-015150","document":"wk-form4_1743106472.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025015150/wk-form4_1743106472.xml","form_type":"4"}},{"id":1189934,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-27T20:14:38.000Z","date":"2025-03-25","kind":"exercise","planned":true,"acquired":true,"shares":100000,"price":0.06,"value":6000.0,"ownership":{"direct":true},"balance_after":443551,"source":{"system":"sec-edgar","filing":"0001628280-25-015150","document":"wk-form4_1743106472.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025015150/wk-form4_1743106472.xml","form_type":"4"}},{"id":1219794,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-06T21:46:00.000Z","date":"2025-03-04","kind":"tax_withholding","planned":false,"acquired":false,"shares":13364,"price":14.83,"value":198188.12,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"These shares were withheld by the Issuer to cover the tax liability upon the immediate vesting of the restricted stock unit granted and does not represent a discretionary sale by the reporting person."}],"balance_after":343551,"source":{"system":"sec-edgar","filing":"0001628280-25-010960","document":"wk-form4_1741297550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025010960/wk-form4_1741297550.xml","form_type":"4"}},{"id":1219793,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-03-06T21:46:00.000Z","date":"2025-03-04","kind":"grant","planned":false,"acquired":true,"shares":33960,"price":14.83,"value":503626.8,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Grant of Restricted Stock Units issued pursuant of the Company's 2024 Target Bonus Program whereby targets defined by the Compensation Committee were deemed to be achieved by the Board of Directors for the fiscal year 2024.  The RSUs vested 100% upon grant on March 4, 2025."}],"balance_after":356915,"source":{"system":"sec-edgar","filing":"0001628280-25-010960","document":"wk-form4_1741297550.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025010960/wk-form4_1741297550.xml","form_type":"4"}},{"id":1267543,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2025-02-14T21:47:14.000Z","date":"2024-12-31","kind":"other","planned":false,"acquired":true,"shares":323189,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents stock options that were granted on August 27, 2017.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents stock options that were granted on August 27, 2017.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."}],"balance_after":323189,"derivative":{"exercise_price":0.14,"expiration_date":"2027-08-26","underlying":"Class A Common Stock","underlying_shares":323189},"source":{"system":"sec-edgar","filing":"0001628280-25-005795","document":"wk-form4_1739569625.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025005795/wk-form4_1739569625.xml","form_type":"4"}},{"id":1267542,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2025-02-14T21:47:14.000Z","date":"2024-12-31","kind":"other","planned":false,"acquired":false,"shares":323189,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Represents stock options that were granted on August 27, 2017.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Represents stock options that were granted on August 27, 2017.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."}],"balance_after":0,"derivative":{"exercise_price":0.14,"expiration_date":"2027-08-26","underlying":"Class B Common Stock","underlying_shares":323189},"source":{"system":"sec-edgar","filing":"0001628280-25-005795","document":"wk-form4_1739569625.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025005795/wk-form4_1739569625.xml","form_type":"4"}},{"id":1267541,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2025-02-14T21:47:14.000Z","date":"2024-12-31","kind":"other","planned":false,"acquired":true,"shares":279503,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents stock options that were granted on October  26, 2016.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents stock options that were granted on October  26, 2016.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."}],"balance_after":279503,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class A Common Stock","underlying_shares":279503},"source":{"system":"sec-edgar","filing":"0001628280-25-005795","document":"wk-form4_1739569625.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025005795/wk-form4_1739569625.xml","form_type":"4"}},{"id":1267540,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2025-02-14T21:47:14.000Z","date":"2024-12-31","kind":"other","planned":false,"acquired":false,"shares":279503,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Represents stock options that were granted on October  26, 2016.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Represents stock options that were granted on October  26, 2016.  At the time of the conversion described in footnote (1), each outstanding stock option to purchase shares of the Issuer's Class B Common Stock automatically converted into a stock option to purchase the same number of shares of the Issuer's Class A Common Stock.  Otherwise, the terms of each such stock option remained unchanged."}],"balance_after":0,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class B Common Stock","underlying_shares":279503},"source":{"system":"sec-edgar","filing":"0001628280-25-005795","document":"wk-form4_1739569625.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025005795/wk-form4_1739569625.xml","form_type":"4"}},{"id":1267539,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-02-14T21:47:14.000Z","date":"2024-12-31","kind":"exercise","planned":false,"acquired":false,"shares":11601,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."}],"balance_after":0,"derivative":{"underlying":"Class A Common Stock","underlying_shares":11601},"source":{"system":"sec-edgar","filing":"0001628280-25-005795","document":"wk-form4_1739569625.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025005795/wk-form4_1739569625.xml","form_type":"4"}},{"id":1267538,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-02-14T21:47:14.000Z","date":"2024-12-31","kind":"exercise","planned":false,"acquired":true,"shares":11601,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On December 31, 2024, which was the \"Final Conversion Date\" as defined in the Issuer's amended and restated certificate of incorporation, each share of the Issuer's Class B Common Stock automatically converted into one share of Class A Common Stock per the amended and restated certificate of incorporation."}],"balance_after":322955,"source":{"system":"sec-edgar","filing":"0001628280-25-005795","document":"wk-form4_1739569625.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025005795/wk-form4_1739569625.xml","form_type":"4"}},{"id":1280390,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-02-06T21:07:14.000Z","date":"2025-02-04","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":11601,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-25-004255","document":"wk-form4_1738876027.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025004255/wk-form4_1738876027.xml","form_type":"4"}},{"id":1280389,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-02-06T21:07:14.000Z","date":"2025-02-04","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":26601,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-25-004255","document":"wk-form4_1738876027.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025004255/wk-form4_1738876027.xml","form_type":"4"}},{"id":1280388,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2025-02-06T21:07:14.000Z","date":"2025-02-04","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"One-fourth (1/4th) of the shares subject to the option award vested on October 26, 2017, and thereafter one-forty-eighths of the shares subject to the option award vested monthly, subject to the Reporting Person's continuous service."}],"balance_after":279503,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class B Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-25-004255","document":"wk-form4_1738876027.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025004255/wk-form4_1738876027.xml","form_type":"4"}},{"id":1280387,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-02-06T21:07:14.000Z","date":"2025-02-04","kind":"sale","planned":true,"acquired":false,"shares":15000,"price":20.27,"value":304050.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.15 to $20.60 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."}],"balance_after":311354,"source":{"system":"sec-edgar","filing":"0001628280-25-004255","document":"wk-form4_1738876027.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025004255/wk-form4_1738876027.xml","form_type":"4"}},{"id":1280386,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-02-06T21:07:14.000Z","date":"2025-02-04","kind":"exercise","planned":true,"acquired":true,"shares":15000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":326354,"source":{"system":"sec-edgar","filing":"0001628280-25-004255","document":"wk-form4_1738876027.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025004255/wk-form4_1738876027.xml","form_type":"4"}},{"id":1305380,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-08","kind":"exercise","planned":true,"acquired":false,"shares":6601,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes shares previously reported as restricted stock units."}],"balance_after":11601,"derivative":{"underlying":"Class A Common Stock","underlying_shares":6601},"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305379,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-07","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes shares previously reported as restricted stock units."}],"balance_after":18202,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305378,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-07","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":0.06,"value":900.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes shares previously reported as restricted stock units."}],"balance_after":33202,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305377,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-07","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"One-fourth (1/4th) of the shares subject to the option award vested on October 26, 2017, and thereafter one-forty-eighths of the shares subject to the option award vested monthly, subject to the Reporting Person's continuous service."}],"balance_after":294503,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class B Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305376,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-08","kind":"sale","planned":true,"acquired":false,"shares":9985,"price":20.24,"value":202096.4,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.14 to $20.32 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."}],"balance_after":311354,"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305375,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-08","kind":"exercise","planned":true,"acquired":true,"shares":6601,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":321339,"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305374,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-07","kind":"sale","planned":true,"acquired":false,"shares":30162,"price":20.53,"value":619225.86,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.14 to $21.49 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."}],"balance_after":314738,"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1305373,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2025-01-10T21:09:50.000Z","date":"2025-01-07","kind":"exercise","planned":true,"acquired":true,"shares":15000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":344900,"source":{"system":"sec-edgar","filing":"0001628280-25-001131","document":"wk-form4_1736543384.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025001131/wk-form4_1736543384.xml","form_type":"4"}},{"id":1310965,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2025-01-06T23:02:57.000Z","date":"2025-01-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":5001,"price":20.94,"value":104720.94,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were withheld by the Issuer to cover the tax liability upon the vesting of a time-based restricted stock unit previously granted, and does not represent a discretionary sale by the reporting person"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes shares previously reported as restricted stock units."}],"balance_after":18202,"derivative":{"underlying":"Class A Common Stock","underlying_shares":5001},"source":{"system":"sec-edgar","filing":"0001628280-25-000668","document":"wk-form4_1736204571.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025000668/wk-form4_1736204571.xml","form_type":"4"}},{"id":1310964,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common 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5/31/2024."}],"balance_after":329900,"source":{"system":"sec-edgar","filing":"0001628280-25-000668","document":"wk-form4_1736204571.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025000668/wk-form4_1736204571.xml","form_type":"4"}},{"id":1310963,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common 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person"}],"balance_after":335645,"source":{"system":"sec-edgar","filing":"0001628280-25-000668","document":"wk-form4_1736204571.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828025000668/wk-form4_1736204571.xml","form_type":"4"}},{"id":1334086,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-12-12T21:17:21.000Z","date":"2024-12-10","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes shares previously reported as restricted stock units."}],"balance_after":23203,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-24-051044","document":"wk-form4_1734038232.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024051044/wk-form4_1734038232.xml","form_type":"4"}},{"id":1334085,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-12-12T21:17:21.000Z","date":"2024-12-10","kind":"exercise","planned":true,"acquired":true,"shares":15000,"price":0.06,"value":900.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F6","text":"Includes shares previously reported as restricted stock units."}],"balance_after":38203,"derivative":{"underlying":"Class A Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-24-051044","document":"wk-form4_1734038232.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024051044/wk-form4_1734038232.xml","form_type":"4"}},{"id":1334084,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2024-12-12T21:17:21.000Z","date":"2024-12-10","kind":"exercise","planned":true,"acquired":false,"shares":15000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"One-fourth (1/4th) of the shares subject to the option award vested on October 26, 2017, and thereafter one-forty-eighths of the shares subject to the option award vested monthly, subject to the Reporting Person's continuous service."}],"balance_after":309503,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class B Common Stock","underlying_shares":15000},"source":{"system":"sec-edgar","filing":"0001628280-24-051044","document":"wk-form4_1734038232.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024051044/wk-form4_1734038232.xml","form_type":"4"}},{"id":1334083,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-12-12T21:17:21.000Z","date":"2024-12-10","kind":"sale","planned":true,"acquired":false,"shares":15000,"price":21.81,"value":327150.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.50 to $22.05 inclusive. The Reporting Person undertakes to\nprovide 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 at each separate price within\nthe range set forth in this footnote."}],"balance_after":337842,"source":{"system":"sec-edgar","filing":"0001628280-24-051044","document":"wk-form4_1734038232.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024051044/wk-form4_1734038232.xml","form_type":"4"}},{"id":1334082,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-12-12T21:17:21.000Z","date":"2024-12-10","kind":"exercise","planned":true,"acquired":true,"shares":15000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"Includes 652 shares acquired pursuant to the Company's 2021 Employee Stock Purchase Plan (\"ESPP\") for the purchase period of 6/1/2024 to 11/30/2024."}],"balance_after":352842,"source":{"system":"sec-edgar","filing":"0001628280-24-051044","document":"wk-form4_1734038232.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024051044/wk-form4_1734038232.xml","form_type":"4"}},{"id":1365253,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-11-14T21:06:52.000Z","date":"2024-11-12","kind":"exercise","planned":true,"acquired":false,"shares":21483,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":23203,"derivative":{"underlying":"Class A Common Stock","underlying_shares":21483},"source":{"system":"sec-edgar","filing":"0001628280-24-047885","document":"wk-form4_1731618404.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024047885/wk-form4_1731618404.xml","form_type":"4"}},{"id":1365252,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-11-14T21:06:52.000Z","date":"2024-11-12","kind":"exercise","planned":true,"acquired":true,"shares":21483,"price":0.06,"value":1288.98,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":44686,"derivative":{"underlying":"Class A Common Stock","underlying_shares":21483},"source":{"system":"sec-edgar","filing":"0001628280-24-047885","document":"wk-form4_1731618404.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024047885/wk-form4_1731618404.xml","form_type":"4"}},{"id":1365251,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2024-11-14T21:06:52.000Z","date":"2024-11-12","kind":"exercise","planned":true,"acquired":false,"shares":21483,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"One-fourth (1/4th) of the shares subject to the option award vested on October 26, 2017, and thereafter one-forty-eighths of the shares subject to the option award vested monthly, subject to the Reporting Person's continuous service."}],"balance_after":324503,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class B Common Stock","underlying_shares":21483},"source":{"system":"sec-edgar","filing":"0001628280-24-047885","document":"wk-form4_1731618404.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024047885/wk-form4_1731618404.xml","form_type":"4"}},{"id":1365250,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-11-14T21:06:52.000Z","date":"2024-11-12","kind":"sale","planned":true,"acquired":false,"shares":21483,"price":20.91,"value":449209.53,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.77 to $21.09 inclusive. The Reporting Person undertakes to\nprovide 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 at each separate price within the range set forth in this footnote"}],"balance_after":337190,"source":{"system":"sec-edgar","filing":"0001628280-24-047885","document":"wk-form4_1731618404.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024047885/wk-form4_1731618404.xml","form_type":"4"}},{"id":1365249,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-11-14T21:06:52.000Z","date":"2024-11-12","kind":"exercise","planned":true,"acquired":true,"shares":21483,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":358673,"source":{"system":"sec-edgar","filing":"0001628280-24-047885","document":"wk-form4_1731618404.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024047885/wk-form4_1731618404.xml","form_type":"4"}},{"id":1384901,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-10-17T20:39:23.000Z","date":"2024-10-15","kind":"exercise","planned":true,"acquired":false,"shares":7036,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes shares previously reported as restricted stock units."}],"balance_after":23203,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7036},"source":{"system":"sec-edgar","filing":"0001628280-24-043040","document":"wk-form4_1729197557.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024043040/wk-form4_1729197557.xml","form_type":"4"}},{"id":1384900,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-10-17T20:39:23.000Z","date":"2024-10-15","kind":"sale","planned":true,"acquired":false,"shares":18001,"price":18.79,"value":338238.79,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.38 to $19.01 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 at each separate price within the range set forth in this footnote."}],"balance_after":337190,"source":{"system":"sec-edgar","filing":"0001628280-24-043040","document":"wk-form4_1729197557.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024043040/wk-form4_1729197557.xml","form_type":"4"}},{"id":1384899,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-10-17T20:39:23.000Z","date":"2024-10-15","kind":"exercise","planned":true,"acquired":true,"shares":7036,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":355191,"source":{"system":"sec-edgar","filing":"0001628280-24-043040","document":"wk-form4_1729197557.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024043040/wk-form4_1729197557.xml","form_type":"4"}},{"id":1392236,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-10-03T21:29:12.000Z","date":"2024-10-01","kind":"exercise","planned":false,"acquired":false,"shares":8517,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":30239,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8517},"source":{"system":"sec-edgar","filing":"0001628280-24-042197","document":"wk-form4_1727990946.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024042197/wk-form4_1727990946.xml","form_type":"4"}},{"id":1392235,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-10-03T21:29:12.000Z","date":"2024-10-01","kind":"exercise","planned":false,"acquired":true,"shares":8517,"price":0.06,"value":511.02,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":38756,"derivative":{"underlying":"Class A Common Stock","underlying_shares":8517},"source":{"system":"sec-edgar","filing":"0001628280-24-042197","document":"wk-form4_1727990946.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024042197/wk-form4_1727990946.xml","form_type":"4"}},{"id":1392234,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Employee Stock Option (Right to Buy)","published_at":"2024-10-03T21:29:12.000Z","date":"2024-10-01","kind":"exercise","planned":false,"acquired":false,"shares":8517,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F6","text":"One-fourth (1/4th) of the shares subject to the option award vested on October 26, 2017, and thereafter one-forty-eighths of the shares subject to the option award vested monthly, subject to the Reporting Person's continuous service."}],"balance_after":345986,"derivative":{"exercise_price":0.06,"expiration_date":"2026-10-25","underlying":"Class B Common Stock","underlying_shares":8517},"source":{"system":"sec-edgar","filing":"0001628280-24-042197","document":"wk-form4_1727990946.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024042197/wk-form4_1727990946.xml","form_type":"4"}},{"id":1392233,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-10-03T21:29:12.000Z","date":"2024-10-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":4565,"price":19.77,"value":90250.05,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"shares","element":"transactionShares","label":"F1","text":"These shares were withheld by the Issuer to cover the tax liability upon the vesting of a time-based restricted stock unit previously granted, and does not represent a discretionary sale by the reporting person"},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F5","text":"Includes shares previously reported as restricted stock units."}],"balance_after":30239,"derivative":{"underlying":"Class A Common Stock","underlying_shares":4565},"source":{"system":"sec-edgar","filing":"0001628280-24-042197","document":"wk-form4_1727990946.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024042197/wk-form4_1727990946.xml","form_type":"4"}},{"id":1392232,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-10-03T21:29:12.000Z","date":"2024-10-01","kind":"sale","planned":false,"acquired":false,"shares":16098,"price":19.95,"value":321155.1,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on February 28, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.76 to $20.04 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 at each separate price within the range set forth in this footnote"}],"balance_after":348155,"source":{"system":"sec-edgar","filing":"0001628280-24-042197","document":"wk-form4_1727990946.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024042197/wk-form4_1727990946.xml","form_type":"4"}},{"id":1392231,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-10-03T21:29:12.000Z","date":"2024-10-01","kind":"exercise","planned":false,"acquired":true,"shares":8517,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common 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Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"kind","element":"transactionCoding","label":"F4","text":"The shares noted here were previously misreported as Class A shares due to an administrative error and are corrected here to reflect that they are Class B shares."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Includes shares previously reported as restricted stock units."}],"balance_after":34804,"derivative":{"underlying":"Class A Common Stock","underlying_shares":400},"source":{"system":"sec-edgar","filing":"0001628280-24-040951","document":"wk-form4_1726781709.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024040951/wk-form4_1726781709.xml","form_type":"4"}},{"id":1402533,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-09-19T21:35:15.000Z","date":"2024-09-17","kind":"exercise","planned":true,"acquired":false,"shares":75000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Includes shares previously reported as restricted stock units."}],"balance_after":34404,"derivative":{"underlying":"Class A Common Stock","underlying_shares":75000},"source":{"system":"sec-edgar","filing":"0001628280-24-040951","document":"wk-form4_1726781709.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024040951/wk-form4_1726781709.xml","form_type":"4"}},{"id":1402532,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-09-19T21:35:15.000Z","date":"2024-09-17","kind":"exercise","planned":true,"acquired":true,"shares":75000,"price":0.06,"value":4500.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F7","text":"Includes shares previously reported as restricted stock 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were previously misreported as Class A shares due to an administrative error and are corrected here to reflect that they are Class B shares."}],"balance_after":366310,"source":{"system":"sec-edgar","filing":"0001628280-24-040951","document":"wk-form4_1726781709.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024040951/wk-form4_1726781709.xml","form_type":"4"}},{"id":1402529,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common 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These shares were sold in multiple transactions at prices ranging from $20.00 to $20.48 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 at each separate price within the range set forth in this footnote."}],"balance_after":366710,"source":{"system":"sec-edgar","filing":"0001628280-24-040951","document":"wk-form4_1726781709.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024040951/wk-form4_1726781709.xml","form_type":"4"}},{"id":1402528,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-09-19T21:35:15.000Z","date":"2024-09-17","kind":"exercise","planned":true,"acquired":true,"shares":75000,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":441710,"source":{"system":"sec-edgar","filing":"0001628280-24-040951","document":"wk-form4_1726781709.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024040951/wk-form4_1726781709.xml","form_type":"4"}},{"id":1456320,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class B Common Stock","published_at":"2024-07-11T22:05:19.000Z","date":"2024-07-09","kind":"exercise","planned":true,"acquired":false,"shares":7036,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"Includes shares previously reported as restricted stock units."}],"balance_after":34404,"derivative":{"underlying":"Class A Common Stock","underlying_shares":7036},"source":{"system":"sec-edgar","filing":"0001628280-24-031716","document":"wk-form4_1720735512.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024031716/wk-form4_1720735512.xml","form_type":"4"}},{"id":1456319,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-07-11T22:05:19.000Z","date":"2024-07-09","kind":"sale","planned":true,"acquired":false,"shares":26336,"price":17.51,"value":461143.36,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares sold pursuant to a Rule 10b5-1 trading plan enter into on March 11, 2024"},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $17.41 to $17.79 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 at each separate price within the range set forth in this footnote."}],"balance_after":366710,"source":{"system":"sec-edgar","filing":"0001628280-24-031716","document":"wk-form4_1720735512.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024031716/wk-form4_1720735512.xml","form_type":"4"}},{"id":1456318,"issuer":{"id":4862,"kind":"organization","name":"ACV Auctions Inc.","symbol":"ACVA"},"owners":[{"id":32173,"kind":"person","name":"Waterman Michael","position":1,"cik":"0001851495","reported_name":"Waterman Michael","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"Chief Sales Officer"}}],"security":"Class A Common Stock","published_at":"2024-07-11T22:05:19.000Z","date":"2024-07-09","kind":"exercise","planned":true,"acquired":true,"shares":7036,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"Each share of Class B Common Stock is convertible at any time at the option of the reporting person into one share of Class A Common Stock. Each share of Class B Common Stock will convert automatically into shares of Class A common stock, on a one-to-one basis, upon the following: (1) the sale or transfer of such share of Class B Common Stock, subject to certain exceptions specified in the Issuer's amended and restated certificate of incorporation; (2) the death of the reporting person; and (3) the final conversion date, defined as the earlier of (a) the last trading day of the fiscal quarter immediately following the tenth anniversary of the effective date of the Issuer's tenth amended and restated certificate of incorporation; (b) the last trading day of the fiscal quarter during which the then-outstanding shares of Class B Common Stock first represent less than 5% of the aggregate number of then-outstanding shares of Class A Common Stock and Class B Common Stock."}],"balance_after":393046,"source":{"system":"sec-edgar","filing":"0001628280-24-031716","document":"wk-form4_1720735512.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1851495/000162828024031716/wk-form4_1720735512.xml","form_type":"4"}}],"next_cursor":"2024-07-11T22:05:19.000000Z,1456318"}