Tapewire

Nasdaq · USD

IBKR

Interactive Brokers Group, Inc.

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Tapewire entity
279
SEC CIK
0001381197
Parsed reports
804

Last 12 months

Inside the activity.

9 purchase rows · 9 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202500
Dec 202500
Jan 202608
Feb 202610
Mar 202610
Apr 202611
May 202610
Jun 202610
Jul 202610
Aug 202610
Sep 202610
Oct 202610

Latest available

Insider transactions

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
August 23, 2017 Filed Aug 25, 2017 18:05 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,760 $41.53 $239,212.80
Disclosure

SEC source: 0001140361-17-033258 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 250,757

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.14 to $41.72 inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 22, 2017 Filed Aug 23, 2017 16:07 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $41.17 $346,569.06
Disclosure

SEC source: 0001140361-17-033066 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 876,112

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.79 to $41.36, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 22, 2017 Filed Aug 23, 2017 16:20 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 841 $41.19 $34,640.79
Disclosure

SEC source: 0001140361-17-033069 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 37,616

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.79 to $41.36, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 22, 2017 Filed Aug 23, 2017 16:02 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,759 $41.17 $237,098.03
Disclosure

SEC source: 0001140361-17-033064 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 256,517

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.79 to $41.38 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 21, 2017 Filed Aug 23, 2017 16:07 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,078 $40.70 $328,774.60
Disclosure

SEC source: 0001140361-17-033066 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 884,530

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.49 to $40.97, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 21, 2017 Filed Aug 23, 2017 16:20 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 808 $40.68 $32,869.44
Disclosure

SEC source: 0001140361-17-033069 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 38,457

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.49 to $40.97, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 21, 2017 Filed Aug 23, 2017 16:02 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,526 $40.71 $224,963.46
Disclosure

SEC source: 0001140361-17-033064 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 262,276

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.49 to $40.96 inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 18, 2017 Filed Aug 21, 2017 16:26 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $40.74 $342,949.32
Disclosure

SEC source: 0001140361-17-032812 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 892,608

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.35 to $41.01, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 18, 2017 Filed Aug 21, 2017 15:56 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 841 $40.76 $34,279.16
Disclosure

SEC source: 0001140361-17-032799 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 39,265

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.35 to $41.01, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 18, 2017 Filed Aug 21, 2017 16:22 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,621 $40.73 $228,943.33
Disclosure

SEC source: 0001140361-17-032810 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 267,802

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.35 to $41.03 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 17, 2017 Filed Aug 21, 2017 16:26 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,077 $40.81 $329,622.37
Disclosure

SEC source: 0001140361-17-032812 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 901,026

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.64 to $41.22, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 17, 2017 Filed Aug 21, 2017 15:56 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 808 $40.78 $32,950.24
Disclosure

SEC source: 0001140361-17-032799 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 40,106

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.64 to $41.22, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 17, 2017 Filed Aug 21, 2017 16:22 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,482 $40.81 $223,720.42
Disclosure

SEC source: 0001140361-17-032810 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 273,423

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.64 to $41.21 inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 16, 2017 Filed Aug 17, 2017 18:07 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 841 $41.54 $34,935.14
Disclosure

SEC source: 0001140361-17-032579 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 40,914

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.25 to $41.73, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 16, 2017 Filed Aug 17, 2017 18:02 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $41.51 $349,431.18
Disclosure

SEC source: 0001140361-17-032572 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 909,103

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.25 to $41.73, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 16, 2017 Filed Aug 17, 2017 17:56 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,759 $41.52 $239,113.68
Disclosure

SEC source: 0001140361-17-032570 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 278,905

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.25 to $41.73 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 15, 2017 Filed Aug 17, 2017 18:07 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 842 $41.19 $34,681.98
Disclosure

SEC source: 0001140361-17-032579 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 41,755

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.75 to $41.40, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 15, 2017 Filed Aug 17, 2017 18:02 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $41.21 $346,905.78
Disclosure

SEC source: 0001140361-17-032572 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 917,521

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.75 to $41.40, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 15, 2017 Filed Aug 17, 2017 17:56 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 4,731 $41.21 $194,964.51
Disclosure

SEC source: 0001140361-17-032570 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 284,664

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.87 to $41.40 inclusive. 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 footnote (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 14, 2017 Filed Aug 15, 2017 17:54 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $41.26 $347,326.68
Disclosure

SEC source: 0001140361-17-032249 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 925,939

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.95 to $41.55, inclusive. 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 footnote (4) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 14, 2017 Filed Aug 15, 2017 17:48 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 841 $41.29 $34,724.89
Disclosure

SEC source: 0001140361-17-032245 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 42,597

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.95 to $41.55, inclusive. 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 footnote (4) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 14, 2017 Filed Aug 15, 2017 17:43 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,135 $41.24 $211,767.40
Disclosure

SEC source: 0001140361-17-032243 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 289,395

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.00 to $41.55 inclusive. 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 footnote (4) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 11, 2017 Filed Aug 14, 2017 21:10 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 7,823 $40.63 $317,848.49
Disclosure

SEC source: 0001140361-17-032117 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 934,357

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $40.72, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 11, 2017 Filed Aug 14, 2017 20:52 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 782 $40.63 $31,772.66
Disclosure

SEC source: 0001140361-17-032085 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 43,438

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $40.72, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 11, 2017 Filed Aug 14, 2017 20:43 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,759 $40.63 $233,988.17
Disclosure

SEC source: 0001140361-17-032070 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 294,530

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.50 to $40.72 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 10, 2017 Filed Aug 14, 2017 21:10 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $40.60 $341,770.80
Disclosure

SEC source: 0001140361-17-032117 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 942,180

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.45 to $40.81, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 10, 2017 Filed Aug 14, 2017 20:52 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 842 $40.57 $34,159.94
Disclosure

SEC source: 0001140361-17-032085 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 44,220

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.45 to $40.81, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 10, 2017 Filed Aug 14, 2017 20:43 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,760 $40.58 $233,740.80
Disclosure

SEC source: 0001140361-17-032070 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 300,289

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.45 to $40.79 inclusive. 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 footnote (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 09, 2017 Filed Aug 10, 2017 19:11 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 841 $40.24 $33,841.84
Disclosure

SEC source: 0001140361-17-031077 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 45,062

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.00 to $40.60, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 09, 2017 Filed Aug 10, 2017 19:08 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,551 $40.22 $223,261.22
Disclosure

SEC source: 0001140361-17-031071 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 306,049

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.98 to $40.62 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 09, 2017 Filed Aug 10, 2017 18:58 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $40.22 $338,571.96
Disclosure

SEC source: 0001140361-17-031065 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 950,598

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.00 to $40.60, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 08, 2017 Filed Aug 10, 2017 19:11 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 833 $40.39 $33,644.87
Disclosure

SEC source: 0001140361-17-031077 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 45,903

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.20 to $40.72, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 08, 2017 Filed Aug 10, 2017 19:08 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,759 $40.40 $232,663.60
Disclosure

SEC source: 0001140361-17-031071 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 311,600

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.20 to $40.71 inclusive. 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 footnote (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 08, 2017 Filed Aug 10, 2017 18:58 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,333 $40.39 $336,569.87
Disclosure

SEC source: 0001140361-17-031065 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 959,016

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.20 to $40.72, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 07, 2017 Filed Aug 8, 2017 23:25 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $40.40 $340,087.20
Disclosure

SEC source: 0001140361-17-030662 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 967,349

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.26 to $40.60, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 07, 2017 Filed Aug 8, 2017 23:19 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 842 $40.37 $33,991.54
Disclosure

SEC source: 0001140361-17-030660 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 46,736

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.26 to $40.60, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 07, 2017 Filed Aug 8, 2017 23:14 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,760 $40.39 $232,646.40
Disclosure

SEC source: 0001140361-17-030658 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 317,359

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.26 to $40.60 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 04, 2017 Filed Aug 8, 2017 23:25 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 7,653 $40.69 $311,400.57
Disclosure

SEC source: 0001140361-17-030662 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 975,767

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.54 to $40.88, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 04, 2017 Filed Aug 8, 2017 23:19 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 765 $40.69 $31,127.85
Disclosure

SEC source: 0001140361-17-030660 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 47,578

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.54 to $40.88, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 04, 2017 Filed Aug 8, 2017 23:14 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,571 $40.70 $226,739.70
Disclosure

SEC source: 0001140361-17-030658 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 323,119

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.55 to $40.85 inclusive. 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 footnote (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 03, 2017 Filed Aug 4, 2017 19:28 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 841 $40.54 $34,094.14
Disclosure

SEC source: 0001140361-17-030235 · doc1.xml · nonDerivative · entry 2

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 48,343

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.41 to $40.61, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 03, 2017 Filed Aug 4, 2017 19:27 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,418 $40.52 $341,097.36
Disclosure

SEC source: 0001140361-17-030234 · doc1.xml · nonDerivative · entry 2

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 983,420

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.41 to $40.61, inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 03, 2017 Filed Aug 4, 2017 19:20 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,759 $40.53 $233,412.27
Disclosure

SEC source: 0001140361-17-030230 · doc1.xml · nonDerivative · entry 2

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 328,690

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.42 to $40.69 inclusive.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 02, 2017 Filed Aug 4, 2017 19:28 UTC
Nemser Earl HDirector · Vice Chairman
SaleClass A common stock 816 $40.30 $32,884.80
Disclosure

SEC source: 0001140361-17-030235 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 49,184

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.15 to $40.44, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 02, 2017 Filed Aug 4, 2017 19:27 UTC
Frank Thomas AJChief Information Officer
SaleClass A common stock 8,162 $40.31 $329,010.22
Disclosure

SEC source: 0001140361-17-030234 · doc1.xml · nonDerivative · entry 1

Frank Thomas AJ · CIK 0001391401 · Chief Information Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 991,838

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.15 to $40.44, inclusive. 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 (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
August 02, 2017 Filed Aug 4, 2017 19:20 UTC
Brody Paul JonathanDirector · Chief Financial Officer
SaleClass A common stock 5,551 $40.31 $223,760.81
Disclosure

SEC source: 0001140361-17-030230 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 334,449

F1 · shares: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by IBG Holdings LLC, in which the reporting person has a pecuniary interest through his membership interest in IBG Holdings LLC, that went into effect August 2, 2017.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.15 to $40.45 inclusive. 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 footnote (4) - (5) to this Form 4.

F2 · balance_after: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

Read SEC document
July 28, 2017 Filed Aug 1, 2017 22:37 UTC
Brody Paul JonathanDirector · Chief Financial Officer
GrantClass A common stock 340,000 $39.98 $13,593,200.00
Disclosure

SEC source: 0001140361-17-029687 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By IBG Holdings LLC

Disclosed balance after: 340,000

F1 · shares: Represents number of securities owned by IBG Holdings LLC in which the Reporting Person has a pecuniary interest through his membership interest in IBG Holdings LLC.

F2 · price: The shares were acquired in a share for share exchange between IBG Holdings LLC and the issuer, in which each share of Class A common stock of the issuer was acquired by IBG Holdings LLC in exchange for one membership interest in IBG LLC. The per share price provided represents the closing price of the issuer's Class A common stock on 7/28/2017, the date when the exchange described took place.

Read SEC document
May 09, 2017 Filed May 25, 2017 20:22 UTC
Nemser Earl HDirector · Vice Chairman
Tax withholdingClass A common stock 4,458 $35.80 $159,596.40
Disclosure

SEC source: 0001140361-17-022338 · doc1.xml · nonDerivative · entry 1

Nemser Earl H · CIK 0001391400 · Director · Vice Chairman

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,585

F1 · price: The price represents the closing price of the issuer's Class A common stock as of May 9, 2017, the vesting date.

F2 · balance_after: These shares represent the aggregate number of shares of restricted stock from awards granted under the 2007 Stock Incentive Plan since its inception, less vested shares that were withheld for tax purposes, or sold previously.

Read SEC document
May 09, 2017 Filed May 25, 2017 20:16 UTC
Mendonca DenisChief Accounting Officer
Tax withholdingClass A common stock 433 $35.80 $15,501.40
Disclosure

SEC source: 0001140361-17-022335 · doc1.xml · nonDerivative · entry 1

Mendonca Denis · CIK 0001665345 · Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,759

F1 · price: The price represents the closing price of the issuer's Class A common stock as of May 9, 2017, the vesting date.

F2 · balance_after: These shares represent the aggregate number of shares of restricted stock from awards granted under the 2007 Stock Incentive Plan since its inception, less vested shares that were withheld for tax purposes, or sold previously.

Read SEC document
May 09, 2017 Filed May 25, 2017 20:16 UTC
Brody Paul JonathanDirector · Chief Financial Officer
Tax withholdingClass A common stock 41,543 $35.80 $1,487,239.40
Disclosure

SEC source: 0001140361-17-022334 · doc1.xml · nonDerivative · entry 1

Brody Paul Jonathan · CIK 0001391403 · Director · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 602,070

F1 · price: The price represents the closing price of the issuer's Class A common stock as of May 9, 2017, the vesting date.

F2 · balance_after: These shares represent the aggregate number of shares of restricted stock from awards granted under the 2007 Stock Incentive Plan since its inception, less vested shares that were withheld for tax purposes, or sold previously.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.