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Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. Subject to the Reporting Person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2021 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2025. 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These shares were sold in multiple transactions at prices ranging from $27.40 to $28.21 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":369308,"source":{"system":"sec-edgar","filing":"0001127602-20-023443","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220023443/form4.xml","form_type":"4"}},{"id":3091804,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO, Treas. and Pres., Int'l"}}],"security":"Class A Common Stock","published_at":"2020-07-02T22:58:50.000Z","date":"2020-07-01","kind":"tax_withholding","acquired":false,"shares":3672,"price":26,"value":95472.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":372308,"source":{"system":"sec-edgar","filing":"0001127602-20-021060","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220021060/form4.xml","form_type":"4"}},{"id":3183255,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO, Treas. and Pres., Int'l"}}],"security":"Class A Common Stock","published_at":"2020-04-03T20:24:29.000Z","date":"2020-04-01","kind":"tax_withholding","acquired":false,"shares":3395,"price":17.19,"value":58360.05,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":375980,"source":{"system":"sec-edgar","filing":"0001127602-20-013131","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220013131/form4.xml","form_type":"4"}},{"id":3273890,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO, Treas. and Pres., Int'l"}}],"security":"Class A Common Stock","published_at":"2020-02-13T23:24:22.000Z","date":"2020-02-12","kind":"grant","acquired":true,"shares":77631,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F3","text":"Represents shares issuable upon settlement of restricted stock units (\"RSUs\") granted to the Reporting Person. Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. Subject to the Reporting Person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2020 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2024. 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These shares were sold in multiple transactions at prices ranging from $32.65 to $33.43 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":301744,"source":{"system":"sec-edgar","filing":"0001127602-20-005353","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220005353/form4.xml","form_type":"4"}},{"id":3298702,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO, Treas. and Pres., Int'l"}}],"security":"Class A Common Stock","published_at":"2020-01-29T22:01:20.000Z","date":"2020-01-27","kind":"sale","acquired":false,"shares":5850,"price":36.09,"value":211126.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.01 to $36.24 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":307744,"source":{"system":"sec-edgar","filing":"0001127602-20-002668","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220002668/form4.xml","form_type":"4"}},{"id":3298701,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO, Treas. and Pres., Int'l"}}],"security":"Class A Common Stock","published_at":"2020-01-29T22:01:20.000Z","date":"2020-01-27","kind":"sale","acquired":false,"shares":4150,"price":35.67,"value":148030.5,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.00 to $35.98 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":313594,"source":{"system":"sec-edgar","filing":"0001127602-20-002668","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220002668/form4.xml","form_type":"4"}},{"id":3318414,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2020-01-06T21:06:33.000Z","date":"2020-01-02","kind":"tax_withholding","acquired":false,"shares":2166,"price":35.18,"value":76199.88,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":317744,"source":{"system":"sec-edgar","filing":"0001127602-20-001109","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760220001109/form4.xml","form_type":"4"}},{"id":3368318,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-11-18T21:09:41.000Z","date":"2019-11-15","kind":"sale","acquired":false,"shares":2900,"price":39.49,"value":114521.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.36 to $39.79 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":319910,"source":{"system":"sec-edgar","filing":"0001127602-19-033021","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219033021/form4.xml","form_type":"4"}},{"id":3368317,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-11-18T21:09:41.000Z","date":"2019-11-15","kind":"sale","acquired":false,"shares":2100,"price":39.03,"value":81963.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. 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These shares were sold in multiple transactions at prices ranging from $35.54 to $35.95 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":327891,"source":{"system":"sec-edgar","filing":"0001127602-19-028577","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219028577/form4.xml","form_type":"4"}},{"id":3412280,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-09-17T20:22:08.000Z","date":"2019-09-16","kind":"sale","acquired":false,"shares":4200,"price":34.83,"value":146286.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.50 to $35.49 per share, inclusive. 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The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."}],"balance_after":0,"derivative":{"underlying":"Class B Common Stock","underlying_shares":23080},"source":{"system":"sec-edgar","filing":"0001127602-19-027757","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219027757/form4.xml","form_type":"4"}},{"id":3424907,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-09-03T20:26:16.000Z","date":"2019-08-30","kind":"tax_withholding","acquired":false,"shares":15372,"price":32.62,"value":501434.64,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units (\"RSUs\")."}],"balance_after":332891,"source":{"system":"sec-edgar","filing":"0001127602-19-027757","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219027757/form4.xml","form_type":"4"}},{"id":3424906,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-09-03T20:26:16.000Z","date":"2019-08-30","kind":"exercise","acquired":true,"shares":23080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election."}],"balance_after":348263,"source":{"system":"sec-edgar","filing":"0001127602-19-027757","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219027757/form4.xml","form_type":"4"}},{"id":3434526,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-08-19T20:13:55.000Z","date":"2019-08-15","kind":"sale","acquired":false,"shares":3000,"price":30.95,"value":92850.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.66 to $31.16 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":325183,"source":{"system":"sec-edgar","filing":"0001127602-19-026974","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219026974/form4.xml","form_type":"4"}},{"id":3459935,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-07-17T22:20:25.000Z","date":"2019-07-15","kind":"sale","acquired":false,"shares":5000,"price":37.74,"value":188700.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.51 to $38.02 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":328183,"source":{"system":"sec-edgar","filing":"0001127602-19-024811","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219024811/form4.xml","form_type":"4"}},{"id":3467978,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-07-03T19:06:13.000Z","date":"2019-07-01","kind":"tax_withholding","acquired":false,"shares":2981,"price":36.02,"value":107375.62,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":333183,"source":{"system":"sec-edgar","filing":"0001127602-19-024002","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219024002/form4.xml","form_type":"4"}},{"id":3484190,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-06-19T21:33:00.000Z","date":"2019-06-17","kind":"sale","acquired":false,"shares":5000,"price":35.83,"value":179150.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.45 to $36.08 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":336164,"source":{"system":"sec-edgar","filing":"0001127602-19-022280","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219022280/form4.xml","form_type":"4"}},{"id":3504698,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Restricted Stock Units","published_at":"2019-06-03T20:19:13.000Z","date":"2019-05-31","kind":"exercise","acquired":false,"shares":23080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Such RSUs convert into shares of Class B common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F4","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."}],"balance_after":23080,"derivative":{"underlying":"Class B Common Stock","underlying_shares":23080},"source":{"system":"sec-edgar","filing":"0001127602-19-020470","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219020470/form4.xml","form_type":"4"}},{"id":3504697,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-06-03T20:19:13.000Z","date":"2019-05-31","kind":"tax_withholding","acquired":false,"shares":15372,"price":34.16,"value":525107.52,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units (\"RSUs\")."}],"balance_after":341164,"source":{"system":"sec-edgar","filing":"0001127602-19-020470","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219020470/form4.xml","form_type":"4"}},{"id":3504696,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-06-03T20:19:13.000Z","date":"2019-05-31","kind":"exercise","acquired":true,"shares":23080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election."}],"balance_after":356536,"source":{"system":"sec-edgar","filing":"0001127602-19-020470","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219020470/form4.xml","form_type":"4"}},{"id":3520994,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-05-17T20:13:55.000Z","date":"2019-05-15","kind":"sale","acquired":false,"shares":1100,"price":38.6,"value":42460.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.40 to $38.78 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":333456,"source":{"system":"sec-edgar","filing":"0001127602-19-018986","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219018986/form4.xml","form_type":"4"}},{"id":3520993,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-05-17T20:13:55.000Z","date":"2019-05-15","kind":"sale","acquired":false,"shares":990,"price":37.78,"value":37402.2,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.44 to $38.37 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":334556,"source":{"system":"sec-edgar","filing":"0001127602-19-018986","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219018986/form4.xml","form_type":"4"}},{"id":3520992,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-05-17T20:13:55.000Z","date":"2019-05-15","kind":"sale","acquired":false,"shares":2910,"price":36.76,"value":106971.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.38 to $37.37 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":335546,"source":{"system":"sec-edgar","filing":"0001127602-19-018986","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219018986/form4.xml","form_type":"4"}},{"id":3553821,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-04-17T21:08:14.000Z","date":"2019-04-15","kind":"sale","acquired":false,"shares":99,"price":41.51,"value":4109.49,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."}],"balance_after":338456,"source":{"system":"sec-edgar","filing":"0001127602-19-015728","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219015728/form4.xml","form_type":"4"}},{"id":3553820,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-04-17T21:08:14.000Z","date":"2019-04-15","kind":"sale","acquired":false,"shares":6901,"price":40.79,"value":281491.79,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.46 to $41.21 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":338555,"source":{"system":"sec-edgar","filing":"0001127602-19-015728","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219015728/form4.xml","form_type":"4"}},{"id":3564809,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-04-03T20:43:49.000Z","date":"2019-04-01","kind":"tax_withholding","acquired":false,"shares":2981,"price":39.9,"value":118941.9,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":345456,"source":{"system":"sec-edgar","filing":"0001127602-19-014636","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219014636/form4.xml","form_type":"4"}},{"id":3590551,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-03-18T20:06:01.000Z","date":"2019-03-15","kind":"sale","acquired":false,"shares":7000,"price":38.93,"value":272510.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.41 to $39.29 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":348437,"source":{"system":"sec-edgar","filing":"0001127602-19-011780","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219011780/form4.xml","form_type":"4"}},{"id":3623157,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Restricted Stock Units","published_at":"2019-03-01T21:41:37.000Z","date":"2019-02-28","kind":"exercise","acquired":false,"shares":23080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Such RSUs convert into shares of Class B common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F4","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."}],"balance_after":46160,"derivative":{"underlying":"Class B Common Stock","underlying_shares":23080},"source":{"system":"sec-edgar","filing":"0001127602-19-009220","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219009220/form4.xml","form_type":"4"}},{"id":3623156,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-03-01T21:41:37.000Z","date":"2019-02-28","kind":"tax_withholding","acquired":false,"shares":12993,"price":42.73,"value":555190.89,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F2","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units (\"RSUs\")."}],"balance_after":355437,"source":{"system":"sec-edgar","filing":"0001127602-19-009220","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219009220/form4.xml","form_type":"4"}},{"id":3623155,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-03-01T21:41:37.000Z","date":"2019-02-28","kind":"exercise","acquired":true,"shares":23080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election."}],"balance_after":368430,"source":{"system":"sec-edgar","filing":"0001127602-19-009220","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219009220/form4.xml","form_type":"4"}},{"id":3645916,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-02-20T21:57:56.000Z","date":"2019-02-15","kind":"sale","acquired":false,"shares":7000,"price":39.89,"value":279230.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.56 to $40.15 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":345350,"source":{"system":"sec-edgar","filing":"0001127602-19-007229","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219007229/form4.xml","form_type":"4"}},{"id":3670387,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-02-07T22:22:02.000Z","date":"2019-02-06","kind":"grant","acquired":true,"shares":71053,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents shares issuable upon settlement of RSUs granted to the?Reporting?Person. Each RSU represents a contingent right to receive one share of?the?Issuer's Class A Common Stock. Subject to the?Reporting?Person's continuous service as an employee of the Issuer, 50% of the RSUs will vest on January 1, 2021 and the remaining 50% of the RSUs will vest on January 1, 2023. 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Each RSU represents a contingent right to receive one share of the Issuer's Class A Common Stock. Subject to the Reporting Person's continuous service as an employee of the Issuer, 6.25% of the RSUs will vest on April 1, 2019 and 6.25% of the RSUs will vest on the last day of each three-month period thereafter until January 1, 2023. Such vesting may be accelerated in connection with a Change of Control (as defined in the Issuer's Omnibus Incentive Compensation Plan)."}],"balance_after":281297,"source":{"system":"sec-edgar","filing":"0001127602-19-004616","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219004616/form4.xml","form_type":"4"}},{"id":3704030,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2019-01-04T21:55:22.000Z","date":"2019-01-02","kind":"tax_withholding","acquired":false,"shares":1086,"price":33.73,"value":36630.78,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":223908,"source":{"system":"sec-edgar","filing":"0001127602-19-001338","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760219001338/form4.xml","form_type":"4"}},{"id":3745781,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Restricted Stock Units","published_at":"2018-12-03T21:08:14.000Z","date":"2018-11-30","kind":"exercise","acquired":false,"shares":23080,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Such RSUs convert into shares of Class B common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F4","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  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These shares were sold in multiple transactions at prices ranging from $47.92 to $50.29 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":218694,"source":{"system":"sec-edgar","filing":"0001127602-18-027488","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760218027488/form4.xml","form_type":"4"}},{"id":3825455,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Restricted Stock Units","published_at":"2018-09-05T20:29:09.000Z","date":"2018-08-31","kind":"exercise","acquired":false,"shares":23084,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Such RSUs convert into shares of Class B common stock on a one-for-one basis."},{"field":"shares","element":"transactionShares","label":"F4","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  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These shares were sold in multiple transactions at prices ranging from $51.69 to $53.31 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":221002,"source":{"system":"sec-edgar","filing":"0001127602-18-025302","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760218025302/form4.xml","form_type":"4"}},{"id":3869284,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2018-07-11T20:15:11.000Z","date":"2018-07-10","kind":"sale","acquired":false,"shares":30000,"price":35.51,"value":1065300.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.33 to $36.20 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":251002,"source":{"system":"sec-edgar","filing":"0001127602-18-023111","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760218023111/form4.xml","form_type":"4"}},{"id":3875053,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"officer":true,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2018-07-03T21:02:00.000Z","date":"2018-06-29","kind":"tax_withholding","acquired":false,"shares":1390,"price":34.74,"value":48288.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units."}],"balance_after":281002,"source":{"system":"sec-edgar","filing":"0001127602-18-022679","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000112760218022679/form4.xml","form_type":"4"}},{"id":3895465,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2018-06-13T20:39:41.000Z","date":"2018-06-11","kind":"sale","acquired":false,"shares":18000,"price":34.69,"value":624420.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.35 to $35.01 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":282392,"source":{"system":"sec-edgar","filing":"0000899243-18-016376","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318016376/doc4.xml","form_type":"4"}},{"id":3910723,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Class B Common Stock","published_at":"2018-06-01T21:00:22.000Z","date":"2018-05-31","kind":"exercise","acquired":false,"shares":23084,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Class A Common Stock","underlying_shares":23084},"source":{"system":"sec-edgar","filing":"0000899243-18-014694","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318014694/doc4.xml","form_type":"4"}},{"id":3910722,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Class B Common Stock","published_at":"2018-06-01T21:00:22.000Z","date":"2018-05-31","kind":"exercise","acquired":true,"shares":23084,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F5","text":"Each share of Class B common stock is convertible into one share of Class A common stock at the option of the holder and has no expiration date."}],"balance_after":23084,"derivative":{"exercise_price":0,"underlying":"Class A Common Stock","underlying_shares":23084},"source":{"system":"sec-edgar","filing":"0000899243-18-014694","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318014694/doc4.xml","form_type":"4"}},{"id":3910721,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Restricted Stock Units","published_at":"2018-06-01T21:00:22.000Z","date":"2018-05-31","kind":"exercise","acquired":false,"shares":23084,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_price","element":"conversionOrExercisePrice","label":"F3","text":"Such RSUs convert into shares of Class B common stock on a one-for-one basis."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F4","text":"On October 11, 2017, the Reporting Person was granted 363,524 RSUs convertible into shares of Class B common stock.  The RSUs are subject to a liquidity-based vesting requirement, which was satisfied in connection with the Issuer's initial public offering, and a service-based vesting requirement.  Subject to the Reporting Person's continued employment, 25% of the RSUs vested on August 31, 2016 and 6.25% of the RSUs vest (or have vested, as applicable) on the last day of each three-month period thereafter until August 31, 2019.  Any vested RSUs will settle within 60 days of the date of vesting."}],"balance_after":115404,"derivative":{"underlying":"Class B Common Stock","underlying_shares":23084},"source":{"system":"sec-edgar","filing":"0000899243-18-014694","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318014694/doc4.xml","form_type":"4"}},{"id":3910720,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2018-06-01T21:00:22.000Z","date":"2018-05-31","kind":"tax_withholding","acquired":false,"shares":15392,"price":33.16,"value":510398.72,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Shares withheld for payment of tax liability upon vesting of restricted stock units (\"RSUs\")."}],"balance_after":300392,"source":{"system":"sec-edgar","filing":"0000899243-18-014694","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318014694/doc4.xml","form_type":"4"}},{"id":3910719,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2018-06-01T21:00:22.000Z","date":"2018-05-31","kind":"exercise","acquired":true,"shares":23084,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the conversion of Class B common stock into Class A common stock at the Reporting Person's election."}],"balance_after":315784,"source":{"system":"sec-edgar","filing":"0000899243-18-014694","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318014694/doc4.xml","form_type":"4"}},{"id":3937053,"issuer":{"id":4203,"kind":"organization","name":"CarGurus, Inc.","symbol":"CARG"},"owners":[{"id":24589,"kind":"person","name":"Trevisan Jason","position":1,"cik":"0001718636","reported_name":"Trevisan Jason","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"CFO and Treasurer"}}],"security":"Class A Common Stock","published_at":"2018-05-11T21:02:33.000Z","date":"2018-05-10","kind":"sale","acquired":false,"shares":17000,"price":33.13,"value":563210.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.49 to $33.47 per share, inclusive. Information regarding the number of shares sold at each separate price will be made available from the Reporting Person upon request by the staff of the Securities and Exchange Commission, the Issuer or any security holder of the Issuer."}],"balance_after":292700,"source":{"system":"sec-edgar","filing":"0000899243-18-012557","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1494259/000089924318012557/doc4.xml","form_type":"4"}}],"next_cursor":"2018-05-11T21:02:33.000000Z,3937053"}