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The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":8582.534,"source":{"system":"sec-edgar","filing":"0001127602-20-030051","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760220030051/form4.xml","form_type":"4"}},{"id":2965335,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2020-11-27T15:38:01.000Z","date":"2020-11-24","kind":"gift","acquired":false,"shares":5000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"balance_after":10131.534,"source":{"system":"sec-edgar","filing":"0001127602-20-030051","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760220030051/form4.xml","form_type":"4"}},{"id":2965334,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2020-11-27T15:38:01.000Z","date":"2020-11-24","kind":"sale","acquired":false,"shares":2151,"price":131.5721,"value":283011.5871,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price.  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The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 1 to this Form 4."}],"balance_after":15131.534,"source":{"system":"sec-edgar","filing":"0001127602-20-030051","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760220030051/form4.xml","form_type":"4"}},{"id":3238813,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2020-03-02T20:22:53.000Z","date":"2020-02-28","kind":"tax_withholding","acquired":false,"shares":2003,"price":83.69,"value":167631.07,"ownership":{"direct":true},"balance_after":140817.3213,"source":{"system":"sec-edgar","filing":"0001127602-20-008539","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760220008539/form4.xml","form_type":"4"}},{"id":3246755,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2020-02-26T21:36:19.000Z","date":"2020-02-24","kind":"tax_withholding","acquired":false,"shares":2755,"price":102.23,"value":281643.65,"ownership":{"direct":true},"balance_after":142820.3213,"source":{"system":"sec-edgar","filing":"0001127602-20-007950","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760220007950/form4.xml","form_type":"4"}},{"id":3257126,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2020-02-21T22:42:53.000Z","date":"2020-02-21","kind":"sale","acquired":false,"shares":188,"price":108.5,"value":20398.0,"ownership":{"direct":false,"nature":"Spouse"},"balance_after":4953,"source":{"system":"sec-edgar","filing":"0001127602-20-007039","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760220007039/form4.xml","form_type":"4"}},{"id":3257125,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2020-02-21T22:42:53.000Z","date":"2020-02-21","kind":"sale","acquired":false,"shares":1400,"price":107.028,"value":149839.2,"ownership":{"direct":false,"nature":"Spouse"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price.  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These shares will vest, on a cliff basis, on the earlier of (i) the first anniversary of the Grant Date or (ii) the date of the first annual meeting of the Company's shareholders following the Grant Date."}],"balance_after":149611,"source":{"system":"sec-edgar","filing":"0000006885-18-000205","document":"wf-form4_152875265958854.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/6885/000000688518000205/wf-form4_152875265958854.xml","form_type":"4"}},{"id":4028072,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-02-28T22:08:32.000Z","date":"2018-02-27","kind":"tax_withholding","acquired":false,"shares":3542,"price":74.33,"value":263276.86,"ownership":{"direct":true},"balance_after":141480.17,"source":{"system":"sec-edgar","filing":"0001127602-18-009177","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218009177/form4.xml","form_type":"4"}},{"id":4031039,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-02-27T21:43:41.000Z","date":"2018-02-23","kind":"tax_withholding","acquired":false,"shares":6297,"price":75.06,"value":472652.82,"ownership":{"direct":true},"balance_after":145022.17,"source":{"system":"sec-edgar","filing":"0001127602-18-008704","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218008704/form4.xml","form_type":"4"}},{"id":4044895,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-02-21T23:25:07.000Z","date":"2018-02-20","kind":"grant","acquired":true,"shares":47371,"price":75.995,"value":3599959.145,"ownership":{"direct":true},"balance_after":151319.17,"source":{"system":"sec-edgar","filing":"0001127602-18-007611","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218007611/form4.xml","form_type":"4"}},{"id":4048633,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-02-20T17:53:57.000Z","date":"2018-02-16","kind":"tax_withholding","acquired":false,"shares":4492,"price":76.36,"value":343009.12,"ownership":{"direct":true},"balance_after":103948.17,"source":{"system":"sec-edgar","filing":"0001127602-18-007011","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218007011/form4.xml","form_type":"4"}},{"id":4098151,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-17T23:18:29.000Z","date":"2018-01-17","kind":"sale","acquired":false,"shares":719,"price":79.6884,"value":57295.9596,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $79.26 to $80.00, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 7 to this Form 4."}],"balance_after":146109,"source":{"system":"sec-edgar","filing":"0001127602-18-001983","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001983/form4.xml","form_type":"4"}},{"id":4098150,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-17T23:18:29.000Z","date":"2018-01-17","kind":"sale","acquired":false,"shares":7800,"price":78.8242,"value":614828.76,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $78.26 to $79.25, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 6 to this Form 4."}],"balance_after":146828,"source":{"system":"sec-edgar","filing":"0001127602-18-001983","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001983/form4.xml","form_type":"4"}},{"id":4098149,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-17T23:18:29.000Z","date":"2018-01-16","kind":"sale","acquired":false,"shares":500,"price":83.58,"value":41790.0,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $83.50 to $83.58, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 5 to this Form 4."}],"balance_after":154628,"source":{"system":"sec-edgar","filing":"0001127602-18-001983","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001983/form4.xml","form_type":"4"}},{"id":4098148,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-17T23:18:29.000Z","date":"2018-01-16","kind":"sale","acquired":false,"shares":1800,"price":83.175,"value":149715.0,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $82.45 to $83.43, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 4 to this Form 4."}],"balance_after":155128,"source":{"system":"sec-edgar","filing":"0001127602-18-001983","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001983/form4.xml","form_type":"4"}},{"id":4098147,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-17T23:18:29.000Z","date":"2018-01-16","kind":"sale","acquired":false,"shares":3200,"price":81.882,"value":262022.4,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $81.44 to $82.39, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 3 to this Form 4."}],"balance_after":156928,"source":{"system":"sec-edgar","filing":"0001127602-18-001983","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001983/form4.xml","form_type":"4"}},{"id":4098146,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-17T23:18:29.000Z","date":"2018-01-16","kind":"sale","acquired":false,"shares":14500,"price":79.8286,"value":1157514.7,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $79.41 to $80.40, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":160128,"source":{"system":"sec-edgar","filing":"0001127602-18-001983","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001983/form4.xml","form_type":"4"}},{"id":4099559,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-16T16:08:11.000Z","date":"2018-01-12","kind":"sale","acquired":false,"shares":1000,"price":81.05,"value":81050.0,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $80.85 to $81.25, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 4 to this Form 4."}],"balance_after":174628,"source":{"system":"sec-edgar","filing":"0001127602-18-001730","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001730/form4.xml","form_type":"4"}},{"id":4099558,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-16T16:08:11.000Z","date":"2018-01-12","kind":"sale","acquired":false,"shares":2700,"price":83.1814,"value":224589.78,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $83.02 to $83.375, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 3 to this Form 4."}],"balance_after":175628,"source":{"system":"sec-edgar","filing":"0001127602-18-001730","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001730/form4.xml","form_type":"4"}},{"id":4099557,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-16T16:08:11.000Z","date":"2018-01-12","kind":"sale","acquired":false,"shares":16300,"price":82.5212,"value":1345095.56,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $82.01 to $83.00, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":178328,"source":{"system":"sec-edgar","filing":"0001127602-18-001730","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001730/form4.xml","form_type":"4"}},{"id":4100642,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-11","kind":"sale","acquired":false,"shares":4600,"price":80.3604,"value":369657.84,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $80.50 to $81.07, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 6 to this Form 4."}],"balance_after":194628,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100641,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-11","kind":"sale","acquired":false,"shares":13209,"price":80.0286,"value":1057097.7774,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $79.50 to $80.49, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 5 to this Form 4."}],"balance_after":199228,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":9,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100640,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-11","kind":"sale","acquired":false,"shares":2191,"price":79.0441,"value":173185.6231,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $78.50 to $79.49, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 4 to this Form 4."}],"balance_after":212437,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100639,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":1314,"price":79.672,"value":104689.008,"ownership":{"direct":false,"nature":"Hesterberg Management Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $79.41 to $80.18, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 3 to this Form 4."}],"balance_after":214628,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100638,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":3086,"price":79.672,"value":245867.792,"ownership":{"direct":false,"nature":"MH 2016 Irrevocable Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $79.41 to $80.18, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 3 to this Form 4."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100637,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":4414,"price":78.5357,"value":346656.5798,"ownership":{"direct":false,"nature":"MH 2016 Irrevocable Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $78.34 to $79.29, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":3086,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100636,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":7500,"price":78.5357,"value":589017.75,"ownership":{"direct":false,"nature":"BH 2016 Irrevocable Trust"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $78.34 to $79.29, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100635,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":1229,"price":78.5357,"value":96520.3753,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust M"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $78.34 to $79.29, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100634,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":1228,"price":78.5357,"value":96441.8396,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust B"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $78.34 to $79.29, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4100633,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-12T21:29:33.000Z","date":"2018-01-10","kind":"sale","acquired":false,"shares":1229,"price":78.5357,"value":96520.3753,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust J"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"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 $78.34 to $79.29, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 2 to this Form 4."}],"balance_after":0,"source":{"system":"sec-edgar","filing":"0001127602-18-001690","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001690/form4.xml","form_type":"4"}},{"id":4102231,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-10T18:56:04.000Z","date":"2018-01-09","kind":"sale","acquired":false,"shares":3933,"price":79.708,"value":313491.564,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust M"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $79.38 to $80.27, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 6 to this Form 4."}],"balance_after":1229,"source":{"system":"sec-edgar","filing":"0001127602-18-001510","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":15,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001510/form4.xml","form_type":"4"}},{"id":4102230,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-10T18:56:04.000Z","date":"2018-01-09","kind":"sale","acquired":false,"shares":2733,"price":78.9882,"value":215874.7506,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust M"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $78.38 to $79.37, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 5 to this Form 4."}],"balance_after":5162,"source":{"system":"sec-edgar","filing":"0001127602-18-001510","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":14,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001510/form4.xml","form_type":"4"}},{"id":4102229,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-10T18:56:04.000Z","date":"2018-01-09","kind":"sale","acquired":false,"shares":3934,"price":79.708,"value":313571.272,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust B"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $79.38 to $80.27, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 6 to this Form 4."}],"balance_after":1228,"source":{"system":"sec-edgar","filing":"0001127602-18-001510","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":13,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001510/form4.xml","form_type":"4"}},{"id":4102228,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-10T18:56:04.000Z","date":"2018-01-09","kind":"sale","acquired":false,"shares":2733,"price":78.9882,"value":215874.7506,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust B"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $78.38 to $79.37, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 5 to this Form 4."}],"balance_after":5162,"source":{"system":"sec-edgar","filing":"0001127602-18-001510","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":12,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001510/form4.xml","form_type":"4"}},{"id":4102227,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-10T18:56:04.000Z","date":"2018-01-09","kind":"sale","acquired":false,"shares":3933,"price":79.708,"value":313491.564,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust J"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $79.38 to $80.27, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 6 to this Form 4."}],"balance_after":1229,"source":{"system":"sec-edgar","filing":"0001127602-18-001510","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":11,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001510/form4.xml","form_type":"4"}},{"id":4102226,"issuer":{"id":1789,"kind":"organization","name":"GROUP 1 AUTOMOTIVE INC","symbol":"GPI"},"owners":[{"id":121055,"kind":"person","name":"HESTERBERG EARL J","position":1,"cik":"0001191535","reported_name":"HESTERBERG EARL J","relationship":{"director":true,"officer":true,"officer_title":"President & CEO"}}],"security":"Common Stock","published_at":"2018-01-10T18:56:04.000Z","date":"2018-01-09","kind":"sale","acquired":false,"shares":2734,"price":78.9882,"value":215953.7388,"ownership":{"direct":false,"nature":"Susan Hesterberg, Trustee of Irrevocable Trust J"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price.  These shares were sold in multiple transactions at prices ranging from $78.38 to $79.37, inclusive.  The reporting person undertakes to provide to Group 1 Automotive, Inc., any security holder of Group 1 Automotive, Inc., 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 ranges set forth in footnote 5 to this Form 4."}],"balance_after":5162,"source":{"system":"sec-edgar","filing":"0001127602-18-001510","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":10,"url":"https://www.sec.gov/Archives/edgar/data/1031203/000112760218001510/form4.xml","form_type":"4"}}],"next_cursor":"2018-01-10T18:56:04.000000Z,4102226"}