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These shares were sold in multiple transactions at prices ranging from $90.51 to $90.81."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":201367,"source":{"system":"sec-edgar","filing":"0001381197-24-000064","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000064/form4.xml","form_type":"4"}},{"id":1663725,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-02-01T21:04:07.000Z","date":"2024-01-30","kind":"sale","planned":true,"acquired":false,"shares":6987,"price":90.07,"value":629319.09,"ownership":{"direct":true},"footnotes":[{"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 $89.51 to $90.50. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (3) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":202988,"source":{"system":"sec-edgar","filing":"0001381197-24-000064","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000064/form4.xml","form_type":"4"}},{"id":1666351,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-30T21:30:08.000Z","date":"2024-01-29","kind":"sale","planned":true,"acquired":false,"shares":708,"price":91.49,"value":64774.92,"ownership":{"direct":true},"footnotes":[{"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 $91.18 to $91.62."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":209975,"source":{"system":"sec-edgar","filing":"0001381197-24-000062","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000062/form4.xml","form_type":"4"}},{"id":1666350,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-30T21:30:08.000Z","date":"2024-01-29","kind":"sale","planned":true,"acquired":false,"shares":46001,"price":90.57,"value":4166310.57,"ownership":{"direct":true},"footnotes":[{"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 $90.18 to $91.17."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":210683,"source":{"system":"sec-edgar","filing":"0001381197-24-000062","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000062/form4.xml","form_type":"4"}},{"id":1666349,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-30T21:30:08.000Z","date":"2024-01-26","kind":"sale","planned":true,"acquired":false,"shares":18193,"price":91.69,"value":1668116.17,"ownership":{"direct":true},"footnotes":[{"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 $91.40 to $91.93."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":256684,"source":{"system":"sec-edgar","filing":"0001381197-24-000062","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000062/form4.xml","form_type":"4"}},{"id":1666348,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-30T21:30:08.000Z","date":"2024-01-26","kind":"sale","planned":true,"acquired":false,"shares":30888,"price":91.08,"value":2813279.04,"ownership":{"direct":true},"footnotes":[{"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 $90.40 to $91.39. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (5) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":274877,"source":{"system":"sec-edgar","filing":"0001381197-24-000062","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000062/form4.xml","form_type":"4"}},{"id":1669358,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-26T21:15:48.000Z","date":"2024-01-25","kind":"sale","planned":true,"acquired":false,"shares":6779,"price":91.37,"value":619397.23,"ownership":{"direct":true},"footnotes":[{"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 $91.21 to $91.85."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":305765,"source":{"system":"sec-edgar","filing":"0001381197-24-000060","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000060/form4.xml","form_type":"4"}},{"id":1669357,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-26T21:15:48.000Z","date":"2024-01-25","kind":"sale","planned":true,"acquired":false,"shares":41537,"price":90.69,"value":3766990.53,"ownership":{"direct":true},"footnotes":[{"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 $90.21 to $91.20."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":312544,"source":{"system":"sec-edgar","filing":"0001381197-24-000060","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000060/form4.xml","form_type":"4"}},{"id":1669356,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-26T21:15:48.000Z","date":"2024-01-24","kind":"sale","planned":true,"acquired":false,"shares":15443,"price":91.8,"value":1417667.4,"ownership":{"direct":true},"footnotes":[{"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 $91.71 to $91.99."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":354081,"source":{"system":"sec-edgar","filing":"0001381197-24-000060","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000060/form4.xml","form_type":"4"}},{"id":1669355,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-26T21:15:48.000Z","date":"2024-01-24","kind":"sale","planned":true,"acquired":false,"shares":29200,"price":91.53,"value":2672676.0,"ownership":{"direct":true},"footnotes":[{"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 $90.71 to $91.70. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (5) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":369524,"source":{"system":"sec-edgar","filing":"0001381197-24-000060","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000060/form4.xml","form_type":"4"}},{"id":1671888,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-24T21:53:29.000Z","date":"2024-01-23","kind":"sale","planned":true,"acquired":false,"shares":9991,"price":92.26,"value":921769.66,"ownership":{"direct":true},"footnotes":[{"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 $92.02 to $92.61."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":398724,"source":{"system":"sec-edgar","filing":"0001381197-24-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000058/form4.xml","form_type":"4"}},{"id":1671887,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-24T21:53:29.000Z","date":"2024-01-23","kind":"sale","planned":true,"acquired":false,"shares":36637,"price":91.55,"value":3354117.35,"ownership":{"direct":true},"footnotes":[{"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 $91.02 to $92.01."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":408715,"source":{"system":"sec-edgar","filing":"0001381197-24-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000058/form4.xml","form_type":"4"}},{"id":1671886,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-24T21:53:29.000Z","date":"2024-01-22","kind":"sale","planned":true,"acquired":false,"shares":13168,"price":91.09,"value":1199473.12,"ownership":{"direct":true},"footnotes":[{"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 $90.97 to $91.31."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":445352,"source":{"system":"sec-edgar","filing":"0001381197-24-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000058/form4.xml","form_type":"4"}},{"id":1671885,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-24T21:53:29.000Z","date":"2024-01-22","kind":"sale","planned":true,"acquired":false,"shares":37132,"price":90.33,"value":3354133.56,"ownership":{"direct":true},"footnotes":[{"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 $89.97 to $90.96. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (5) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":458520,"source":{"system":"sec-edgar","filing":"0001381197-24-000058","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000058/form4.xml","form_type":"4"}},{"id":1674039,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-22T22:16:11.000Z","date":"2024-01-19","kind":"sale","planned":true,"acquired":false,"shares":90,"price":89.6,"value":8064.0,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":495652,"source":{"system":"sec-edgar","filing":"0001381197-24-000056","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000056/form4.xml","form_type":"4"}},{"id":1674038,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-22T22:16:11.000Z","date":"2024-01-19","kind":"sale","planned":true,"acquired":false,"shares":1626,"price":89.12,"value":144909.12,"ownership":{"direct":true},"footnotes":[{"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 $88.60 to $89.55."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":495742,"source":{"system":"sec-edgar","filing":"0001381197-24-000056","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000056/form4.xml","form_type":"4"}},{"id":1674037,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-22T22:16:11.000Z","date":"2024-01-18","kind":"sale","planned":true,"acquired":false,"shares":12917,"price":88.68,"value":1145479.56,"ownership":{"direct":true},"footnotes":[{"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 $88.30 to $89.12. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (3) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":497368,"source":{"system":"sec-edgar","filing":"0001381197-24-000056","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000056/form4.xml","form_type":"4"}},{"id":1676098,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-18T21:51:01.000Z","date":"2024-01-17","kind":"sale","planned":true,"acquired":false,"shares":2219,"price":90.07,"value":199865.33,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $90.00 to $90.34."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":510285,"source":{"system":"sec-edgar","filing":"0001381197-24-000054","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000054/form4.xml","form_type":"4"}},{"id":1676097,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-18T21:51:01.000Z","date":"2024-01-17","kind":"sale","planned":true,"acquired":false,"shares":11111,"price":89.35,"value":992767.85,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average price. 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These shares were sold in multiple transactions at prices ranging from $87.00 to $87.99."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":525060,"source":{"system":"sec-edgar","filing":"0001381197-24-000054","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000054/form4.xml","form_type":"4"}},{"id":1676094,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-18T21:51:01.000Z","date":"2024-01-17","kind":"sale","planned":true,"acquired":false,"shares":90,"price":86.19,"value":7757.1,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average price. 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These shares were sold in multiple transactions at prices ranging from $87.88 to $88.38."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":525421,"source":{"system":"sec-edgar","filing":"0001381197-24-000054","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000054/form4.xml","form_type":"4"}},{"id":1676091,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-18T21:51:01.000Z","date":"2024-01-16","kind":"sale","planned":true,"acquired":false,"shares":9043,"price":87.45,"value":790810.35,"ownership":{"direct":true},"footnotes":[{"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 $86.88 to $87.87. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (8) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":529567,"source":{"system":"sec-edgar","filing":"0001381197-24-000054","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000054/form4.xml","form_type":"4"}},{"id":1678994,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-16T21:37:08.000Z","date":"2024-01-12","kind":"sale","planned":true,"acquired":false,"shares":13007,"price":88.3,"value":1148518.1,"ownership":{"direct":true},"footnotes":[{"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 $87.86 to $88.82."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":538610,"source":{"system":"sec-edgar","filing":"0001381197-24-000052","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000052/form4.xml","form_type":"4"}},{"id":1678993,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-16T21:37:08.000Z","date":"2024-01-11","kind":"sale","planned":true,"acquired":false,"shares":3071,"price":88.35,"value":271322.85,"ownership":{"direct":true},"footnotes":[{"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 $88.01 to $88.66."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":551617,"source":{"system":"sec-edgar","filing":"0001381197-24-000052","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000052/form4.xml","form_type":"4"}},{"id":1678992,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-16T21:37:08.000Z","date":"2024-01-11","kind":"sale","planned":true,"acquired":false,"shares":10117,"price":87.54,"value":885642.18,"ownership":{"direct":true},"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 were sold in multiple transactions at prices ranging from $86.62 to $87.20."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":564805,"source":{"system":"sec-edgar","filing":"0001381197-24-000045","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000045/form4.xml","form_type":"4"}},{"id":1680594,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-11T22:17:43.000Z","date":"2024-01-09","kind":"sale","planned":true,"acquired":false,"shares":361,"price":88.26,"value":31861.86,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. 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These shares were sold in multiple transactions at prices ranging from $89.14 to $89.48."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":604008,"source":{"system":"sec-edgar","filing":"0001381197-24-000037","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000037/form4.xml","form_type":"4"}},{"id":1682379,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-09T23:25:54.000Z","date":"2024-01-05","kind":"sale","planned":true,"acquired":false,"shares":1264,"price":88.57,"value":111952.48,"ownership":{"direct":true},"footnotes":[{"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 $88.14 to $89.13."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":604641,"source":{"system":"sec-edgar","filing":"0001381197-24-000037","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000037/form4.xml","form_type":"4"}},{"id":1682378,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-09T23:25:54.000Z","date":"2024-01-05","kind":"sale","planned":true,"acquired":false,"shares":10930,"price":87.67,"value":958233.1,"ownership":{"direct":true},"footnotes":[{"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 $87.14 to $88.13. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (7) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":605905,"source":{"system":"sec-edgar","filing":"0001381197-24-000037","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000037/form4.xml","form_type":"4"}},{"id":1685250,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-05T21:25:01.000Z","date":"2024-01-04","kind":"sale","planned":true,"acquired":false,"shares":271,"price":88.7,"value":24037.7,"ownership":{"direct":true},"footnotes":[{"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 $88.68 to $88.73."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":616835,"source":{"system":"sec-edgar","filing":"0001381197-24-000031","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000031/form4.xml","form_type":"4"}},{"id":1685249,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-05T21:25:01.000Z","date":"2024-01-04","kind":"sale","planned":true,"acquired":false,"shares":1717,"price":88.3,"value":151611.1,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average price. 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These shares were sold in multiple transactions at prices ranging from $86.68 to $87.67."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":618823,"source":{"system":"sec-edgar","filing":"0001381197-24-000031","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000031/form4.xml","form_type":"4"}},{"id":1685247,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-05T21:25:01.000Z","date":"2024-01-03","kind":"sale","planned":true,"acquired":false,"shares":994,"price":87.23,"value":86706.62,"ownership":{"direct":true},"footnotes":[{"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 $87.00 to $87.48."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":630023,"source":{"system":"sec-edgar","filing":"0001381197-24-000031","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000031/form4.xml","form_type":"4"}},{"id":1685246,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-05T21:25:01.000Z","date":"2024-01-03","kind":"sale","planned":true,"acquired":false,"shares":6052,"price":86.74,"value":524950.48,"ownership":{"direct":true},"footnotes":[{"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 $86.00 to $86.99."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":631017,"source":{"system":"sec-edgar","filing":"0001381197-24-000031","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000031/form4.xml","form_type":"4"}},{"id":1685245,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-05T21:25:01.000Z","date":"2024-01-03","kind":"sale","planned":true,"acquired":false,"shares":6143,"price":85.35,"value":524305.05,"ownership":{"direct":true},"footnotes":[{"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 $85.00 to $85.99. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (7) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":637069,"source":{"system":"sec-edgar","filing":"0001381197-24-000031","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000031/form4.xml","form_type":"4"}},{"id":1685238,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2024-01-05T21:17:23.000Z","date":"2023-12-31","kind":"grant","planned":false,"acquired":true,"shares":15088,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"This represents a grant of restricted stock units under the 2007 Stock Incentive Plan as amended (\"Plan\") that will vest 20% on or about 5/9/2024 and 20% on each of the first four anniversaries of 5/9/2024."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"This represents a grant of restricted stock units under the 2007 Stock Incentive Plan as amended (\"Plan\") that will vest 20% on or about 5/9/2024 and 20% on each of the first four anniversaries of 5/9/2024."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the Plan; (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":643212,"source":{"system":"sec-edgar","filing":"0001381197-24-000023","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119724000023/form4.xml","form_type":"4"}},{"id":1757976,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-18T20:05:19.000Z","date":"2023-10-17","kind":"sale","planned":true,"acquired":false,"shares":3381,"price":86.79,"value":293436.99,"ownership":{"direct":true},"footnotes":[{"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 $86.75 to $86.96."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":628124,"source":{"system":"sec-edgar","filing":"0001381197-23-000133","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000133/form4.xml","form_type":"4"}},{"id":1757975,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-18T20:05:19.000Z","date":"2023-10-17","kind":"sale","planned":true,"acquired":false,"shares":9807,"price":86.4,"value":847324.8,"ownership":{"direct":true},"footnotes":[{"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 $85.75 to $86.74."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":631505,"source":{"system":"sec-edgar","filing":"0001381197-23-000133","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000133/form4.xml","form_type":"4"}},{"id":1757974,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-18T20:05:19.000Z","date":"2023-10-16","kind":"sale","planned":true,"acquired":false,"shares":1445,"price":86.97,"value":125671.65,"ownership":{"direct":true},"footnotes":[{"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 $86.84 to $87.11."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":641312,"source":{"system":"sec-edgar","filing":"0001381197-23-000133","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000133/form4.xml","form_type":"4"}},{"id":1757973,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-18T20:05:19.000Z","date":"2023-10-16","kind":"sale","planned":true,"acquired":false,"shares":11743,"price":86.26,"value":1012951.18,"ownership":{"direct":true},"footnotes":[{"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 $85.84 to $86.83. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. 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These shares were sold in multiple transactions at prices ranging from $85.00 to $85.82."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":654500,"source":{"system":"sec-edgar","filing":"0001381197-23-000127","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000127/form4.xml","form_type":"4"}},{"id":1759726,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-16T23:27:30.000Z","date":"2023-10-12","kind":"sale","planned":true,"acquired":false,"shares":91,"price":87.09,"value":7925.19,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":667688,"source":{"system":"sec-edgar","filing":"0001381197-23-000127","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000127/form4.xml","form_type":"4"}},{"id":1759725,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-16T23:27:30.000Z","date":"2023-10-12","kind":"sale","planned":true,"acquired":false,"shares":7587,"price":86.65,"value":657413.55,"ownership":{"direct":true},"footnotes":[{"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 $86.06 to $86.99."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":667779,"source":{"system":"sec-edgar","filing":"0001381197-23-000127","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000127/form4.xml","form_type":"4"}},{"id":1759724,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-16T23:27:30.000Z","date":"2023-10-12","kind":"sale","planned":true,"acquired":false,"shares":5510,"price":85.58,"value":471545.8,"ownership":{"direct":true},"footnotes":[{"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 $85.06 to $86.05. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (4) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":675366,"source":{"system":"sec-edgar","filing":"0001381197-23-000127","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000127/form4.xml","form_type":"4"}},{"id":1761020,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-12T20:56:49.000Z","date":"2023-10-11","kind":"sale","planned":true,"acquired":false,"shares":1446,"price":88.07,"value":127349.22,"ownership":{"direct":true},"footnotes":[{"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 $87.91 to $88.33."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":680876,"source":{"system":"sec-edgar","filing":"0001381197-23-000121","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000121/form4.xml","form_type":"4"}},{"id":1761019,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-12T20:56:49.000Z","date":"2023-10-11","kind":"sale","planned":true,"acquired":false,"shares":11381,"price":87.36,"value":994244.16,"ownership":{"direct":true},"footnotes":[{"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 $86.91 to $87.90."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":682322,"source":{"system":"sec-edgar","filing":"0001381197-23-000121","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000121/form4.xml","form_type":"4"}},{"id":1761018,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-12T20:56:49.000Z","date":"2023-10-10","kind":"sale","planned":true,"acquired":false,"shares":91,"price":89.26,"value":8122.66,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":693703,"source":{"system":"sec-edgar","filing":"0001381197-23-000121","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000121/form4.xml","form_type":"4"}},{"id":1761017,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-12T20:56:49.000Z","date":"2023-10-10","kind":"sale","planned":true,"acquired":false,"shares":13097,"price":88.62,"value":1160656.14,"ownership":{"direct":true},"footnotes":[{"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 $88.22 to $89.12. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (4) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":693794,"source":{"system":"sec-edgar","filing":"0001381197-23-000121","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000121/form4.xml","form_type":"4"}},{"id":1762417,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-10T20:30:42.000Z","date":"2023-10-09","kind":"sale","planned":true,"acquired":false,"shares":5059,"price":89.16,"value":451060.44,"ownership":{"direct":true},"footnotes":[{"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 $88.99 to $89.59."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":706891,"source":{"system":"sec-edgar","filing":"0001381197-23-000119","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000119/form4.xml","form_type":"4"}},{"id":1762416,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-10T20:30:42.000Z","date":"2023-10-09","kind":"sale","planned":true,"acquired":false,"shares":8130,"price":88.64,"value":720643.2,"ownership":{"direct":true},"footnotes":[{"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 $87.99 to $88.98."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":711950,"source":{"system":"sec-edgar","filing":"0001381197-23-000119","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000119/form4.xml","form_type":"4"}},{"id":1762415,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-10T20:30:42.000Z","date":"2023-10-06","kind":"sale","planned":true,"acquired":false,"shares":3642,"price":89.99,"value":327743.58,"ownership":{"direct":true},"footnotes":[{"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 $89.89 to $90.10."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":720080,"source":{"system":"sec-edgar","filing":"0001381197-23-000119","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000119/form4.xml","form_type":"4"}},{"id":1762414,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-10T20:30:42.000Z","date":"2023-10-06","kind":"sale","planned":true,"acquired":false,"shares":8762,"price":89.52,"value":784374.24,"ownership":{"direct":true},"footnotes":[{"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 $88.89 to $89.88."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":723722,"source":{"system":"sec-edgar","filing":"0001381197-23-000119","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000119/form4.xml","form_type":"4"}},{"id":1762413,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-10T20:30:42.000Z","date":"2023-10-06","kind":"sale","planned":true,"acquired":false,"shares":2620,"price":88.6,"value":232132.0,"ownership":{"direct":true},"footnotes":[{"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 $87.89 to $88.88. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (6) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":732484,"source":{"system":"sec-edgar","filing":"0001381197-23-000119","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000119/form4.xml","form_type":"4"}},{"id":1763382,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-06T20:33:30.000Z","date":"2023-10-05","kind":"sale","planned":true,"acquired":false,"shares":1084,"price":87.9,"value":95283.6,"ownership":{"direct":true},"footnotes":[{"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 $87.79 to $88.03."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":735104,"source":{"system":"sec-edgar","filing":"0001381197-23-000116","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000116/form4.xml","form_type":"4"}},{"id":1763381,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-06T20:33:30.000Z","date":"2023-10-05","kind":"sale","planned":true,"acquired":false,"shares":7226,"price":87.37,"value":631335.62,"ownership":{"direct":true},"footnotes":[{"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 $86.79 to $87.78."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":736188,"source":{"system":"sec-edgar","filing":"0001381197-23-000116","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000116/form4.xml","form_type":"4"}},{"id":1763380,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-06T20:33:30.000Z","date":"2023-10-05","kind":"sale","planned":true,"acquired":false,"shares":4788,"price":86.43,"value":413826.84,"ownership":{"direct":true},"footnotes":[{"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 $85.79 to $86.78."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":743414,"source":{"system":"sec-edgar","filing":"0001381197-23-000116","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000116/form4.xml","form_type":"4"}},{"id":1763379,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-06T20:33:30.000Z","date":"2023-10-04","kind":"sale","planned":true,"acquired":false,"shares":1806,"price":87.11,"value":157320.66,"ownership":{"direct":true},"footnotes":[{"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 $86.83 to $87.76."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":748202,"source":{"system":"sec-edgar","filing":"0001381197-23-000116","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000116/form4.xml","form_type":"4"}},{"id":1763378,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-06T20:33:30.000Z","date":"2023-10-04","kind":"sale","planned":true,"acquired":false,"shares":11382,"price":86.43,"value":983746.26,"ownership":{"direct":true},"footnotes":[{"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 $85.83 to $86.82. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (6) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":750008,"source":{"system":"sec-edgar","filing":"0001381197-23-000116","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000116/form4.xml","form_type":"4"}},{"id":1764993,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-04T20:06:32.000Z","date":"2023-10-03","kind":"sale","planned":true,"acquired":false,"shares":7588,"price":87.34,"value":662735.92,"ownership":{"direct":true},"footnotes":[{"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 $87.04 to $87.70."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":761390,"source":{"system":"sec-edgar","filing":"0001381197-23-000113","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000113/form4.xml","form_type":"4"}},{"id":1764992,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-04T20:06:32.000Z","date":"2023-10-03","kind":"sale","planned":true,"acquired":false,"shares":5420,"price":86.65,"value":469643.0,"ownership":{"direct":true},"footnotes":[{"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 $86.04 to $87.03."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":768978,"source":{"system":"sec-edgar","filing":"0001381197-23-000113","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000113/form4.xml","form_type":"4"}},{"id":1764991,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-04T20:06:32.000Z","date":"2023-10-02","kind":"sale","planned":true,"acquired":false,"shares":5781,"price":86.64,"value":500865.84,"ownership":{"direct":true},"footnotes":[{"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 $86.30 to $86.94."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":774398,"source":{"system":"sec-edgar","filing":"0001381197-23-000113","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000113/form4.xml","form_type":"4"}},{"id":1764990,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-04T20:06:32.000Z","date":"2023-10-02","kind":"sale","planned":true,"acquired":false,"shares":7407,"price":85.72,"value":634928.04,"ownership":{"direct":true},"footnotes":[{"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 $85.30 to $86.29. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (5) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":780179,"source":{"system":"sec-edgar","filing":"0001381197-23-000113","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000113/form4.xml","form_type":"4"}},{"id":1770184,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-02T20:40:48.000Z","date":"2023-09-29","kind":"sale","planned":true,"acquired":false,"shares":90,"price":88.13,"value":7931.7,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":787586,"source":{"system":"sec-edgar","filing":"0001381197-23-000111","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000111/form4.xml","form_type":"4"}},{"id":1770183,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-02T20:40:48.000Z","date":"2023-09-29","kind":"sale","planned":true,"acquired":false,"shares":3910,"price":87.6,"value":342516.0,"ownership":{"direct":true},"footnotes":[{"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 $87.13 to $88.11."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":787676,"source":{"system":"sec-edgar","filing":"0001381197-23-000111","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000111/form4.xml","form_type":"4"}},{"id":1770182,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-02T20:40:48.000Z","date":"2023-09-29","kind":"sale","planned":true,"acquired":false,"shares":9188,"price":86.56,"value":795313.28,"ownership":{"direct":true},"footnotes":[{"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 $86.13 to $87.12."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":791586,"source":{"system":"sec-edgar","filing":"0001381197-23-000111","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000111/form4.xml","form_type":"4"}},{"id":1770181,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-10-02T20:40:48.000Z","date":"2023-09-28","kind":"sale","planned":true,"acquired":false,"shares":13188,"price":87.92,"value":1159488.96,"ownership":{"direct":true},"footnotes":[{"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 $87.47 to $88.36. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (4) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":800774,"source":{"system":"sec-edgar","filing":"0001381197-23-000111","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000111/form4.xml","form_type":"4"}},{"id":1772040,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-28T20:07:46.000Z","date":"2023-09-27","kind":"sale","planned":true,"acquired":false,"shares":8310,"price":87.98,"value":731113.8,"ownership":{"direct":true},"footnotes":[{"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 $87.61 to $88.49."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":813962,"source":{"system":"sec-edgar","filing":"0001381197-23-000107","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000107/form4.xml","form_type":"4"}},{"id":1772039,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-28T20:07:46.000Z","date":"2023-09-27","kind":"sale","planned":true,"acquired":false,"shares":4878,"price":87.17,"value":425215.26,"ownership":{"direct":true},"footnotes":[{"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 $86.61 to $87.60."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":822272,"source":{"system":"sec-edgar","filing":"0001381197-23-000107","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000107/form4.xml","form_type":"4"}},{"id":1772038,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-28T20:07:46.000Z","date":"2023-09-26","kind":"sale","planned":true,"acquired":false,"shares":7588,"price":86.88,"value":659245.44,"ownership":{"direct":true},"footnotes":[{"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 $86.54 to $87.31."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":827150,"source":{"system":"sec-edgar","filing":"0001381197-23-000107","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000107/form4.xml","form_type":"4"}},{"id":1772037,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-28T20:07:46.000Z","date":"2023-09-26","kind":"sale","planned":true,"acquired":false,"shares":5510,"price":86.04,"value":474080.4,"ownership":{"direct":true},"footnotes":[{"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 $85.54 to $86.53. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in footnotes (2) - (5) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":834738,"source":{"system":"sec-edgar","filing":"0001381197-23-000107","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000107/form4.xml","form_type":"4"}},{"id":1773098,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-26T20:29:55.000Z","date":"2023-09-25","kind":"sale","planned":true,"acquired":false,"shares":13188,"price":87.8,"value":1157906.4,"ownership":{"direct":true},"footnotes":[{"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 $87.47 to $88.02. The Reporting Person undertakes to provide Interactive Brokers Group, Inc. (the \"Company\"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each price within the ranges set forth in this footnote (2) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":840248,"source":{"system":"sec-edgar","filing":"0001381197-23-000103","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000103/form4.xml","form_type":"4"}},{"id":1773819,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-25T21:00:13.000Z","date":"2023-09-22","kind":"sale","planned":true,"acquired":false,"shares":271,"price":89.47,"value":24246.37,"ownership":{"direct":true},"footnotes":[{"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 $89.44 to $89.51."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":853436,"source":{"system":"sec-edgar","filing":"0001381197-23-000099","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000099/form4.xml","form_type":"4"}},{"id":1773818,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-25T21:00:13.000Z","date":"2023-09-22","kind":"sale","planned":true,"acquired":false,"shares":4788,"price":88.94,"value":425844.72,"ownership":{"direct":true},"footnotes":[{"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 $88.44 to $89.43."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":853707,"source":{"system":"sec-edgar","filing":"0001381197-23-000099","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000099/form4.xml","form_type":"4"}},{"id":1773817,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-25T21:00:13.000Z","date":"2023-09-22","kind":"sale","planned":true,"acquired":false,"shares":7768,"price":87.86,"value":682496.48,"ownership":{"direct":true},"footnotes":[{"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 $87.44 to $88.43."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":858495,"source":{"system":"sec-edgar","filing":"0001381197-23-000099","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000099/form4.xml","form_type":"4"}},{"id":1773816,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-25T21:00:13.000Z","date":"2023-09-21","kind":"sale","planned":true,"acquired":false,"shares":167,"price":90.69,"value":15145.23,"ownership":{"direct":true},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":866263,"source":{"system":"sec-edgar","filing":"0001381197-23-000099","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000099/form4.xml","form_type":"4"}},{"id":1773815,"issuer":{"id":279,"kind":"organization","name":"Interactive Brokers Group, Inc.","symbol":"IBKR"},"owners":[{"id":43456,"kind":"person","name":"Frank Thomas AJ","position":1,"cik":"0001391401","reported_name":"Frank Thomas AJ","relationship":{"officer":true,"officer_title":"Chief Information Officer"}}],"security":"Class A common stock","published_at":"2023-09-25T21:00:13.000Z","date":"2023-09-21","kind":"sale","planned":true,"acquired":false,"shares":5214,"price":90.03,"value":469416.42,"ownership":{"direct":true},"footnotes":[{"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 $89.66 to $90.64."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"This amount includes (a) Class A common stock attributable to vested restricted stock units that were awarded under the amended 2007 Stock Incentive Plan (\"Plan\"); (b) unvested restricted stock units that were awarded under the Plan; and (c) securities acquired by the Reporting Person, in a partial redemption of his interest in IBG Holdings LLC."}],"balance_after":866430,"source":{"system":"sec-edgar","filing":"0001381197-23-000099","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1381197/000138119723000099/form4.xml","form_type":"4"}}],"next_cursor":"2023-09-25T21:00:13.000000Z,1773815"}