IBKR Pengajuan SEC - Interactive Brokers Group, Inc.- Laporan Tahunan, Pernyataan Kuasa, Prospektus

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SEC Filings

All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Interactive Brokers Group, Inc.

SEC Filings (Chronological Order)

Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.

August 6, 2025	EX-3.1	Second Amended and Restated Certificate of Incorporation of Interactive Brokers Group, Inc. EXHIBIT 3.1 SECOND AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF INTERACTIVE BROKERS GROUP, INC. aRTICLE ONE The name of the corporation is Interactive Brokers Group, Inc. (the “Corporation”). aRTICLE TWO The address of the Corporation’s registered office in the state of Delaware is 2711 Centerville Road, Suite 400, in the City of Wilmington, County of New Castle. The name of the Corporat
August 6, 2025	EX-10.5	Interactive Brokers Group, Inc. 2007 Stock Incentive Plan. EXHIBIT 10.5 INTERACTIVE BROKERS GROUP, INC. 2007 STOCK INCENTIVE PLAN (as of April 14, 2025) 1. PURPOSES OF THE PLAN. The purposes of the Interactive Brokers Group, Inc. 2007 Stock Incentive Plan (the “Plan”) are to further the long-term growth of Interactive Brokers Group, Inc. (the “Company”), to the benefit of its stockholders, by providing incentives to the directors, officers, employees,
August 6, 2025	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
July 30, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 30, 2025 INTERACTIVE BRO UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 30, 2025 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
July 30, 2025	424B5	3,836,000 Shares Interactive Brokers Group, Inc. Common Stock Filed Pursuant to Rule 424(b)(5) Registration No. 333-273451 PROSPECTUS SUPPLEMENT (To prospectus dated July 26, 2023) 3,836,000 Shares Interactive Brokers Group, Inc. Common Stock This is an offering of 3,836,000 shares of our Class A common stock. All of the shares of Class A common stock offered pursuant to this prospectus supplement are to be issued to IBG Holdings LLC in exchange for membersh
July 30, 2025	EX-FILING FEES	Table 1: Newly Registered and Carry Forward Securities Calculation of Filing Fee Tables S-3 Interactive Brokers Group, Inc. Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Eff
July 30, 2025	EX-5.5	Opinion of Dechert EXHIBIT 5.5 July 30, 2025 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re: Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as may be amende
July 17, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 17, 2025 Interactive Brokers UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 17, 2025 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 17, 2025	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2025 RESULTS — — — GAAP DILUTED EPS OF $0.51, ADJUSTED1 EPS OF $0.51 GAAP NET REVENUES OF $1,480 MILLION, ADJUSTED NET REVENUES OF $1,480 MILLION Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2025 RESULTS — — — GAAP DILUTED EPS OF $0.51, ADJUSTED1 EPS OF $0.51 GAAP NET REVENUES OF $1,480 MILLION, ADJUSTED NET REVENUES OF $1,480 MILLION GREENWICH, CT, July 17, 2025 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended June 30, 2025. Reported and adjusted diluted
May 12, 2025	DEF 14C	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14C INFORMATION Information Statement Pursuant to Section 14(c) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14C INFORMATION Information Statement Pursuant to Section 14(c) of the Securities Exchange Act of 1934 (Amendment No. ) Check the appropriate box: ☐ Preliminary Information Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14c-5(d)(2)) ☒ Definitive Information Statement INTERACTIVE BR
May 8, 2025	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0
May 2, 2025	PRE 14C	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14C INFORMATION Information Statement Pursuant to Section 14(c) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14C INFORMATION Information Statement Pursuant to Section 14(c) of the Securities Exchange Act of 1934 (Amendment No. ) Check the appropriate box: ☒ Preliminary Information Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14c-5(d)(2)) ☐ Definitive Information Statement INTERACTIVE BR
April 23, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): April 17, 2025 INTERACTIVE BR UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): April 17, 2025 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
April 15, 2025	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2025 RESULTS — — — Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2025 RESULTS — — — GAAP DILUTED EPS OF $1.94, ADJUSTED1 EPS OF $1.88 GAAP NET REVENUES OF $1,427 MILLION, ADJUSTED NET REVENUES OF $1,396 MILLION RAISES QUARTERLY DIVIDEND FROM $0.25 TO $0.32 DECLARES FOUR-FOR-ONE FORWARD STOCK SPLIT GREENWICH, CT, April 15, 2025 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic brok
April 15, 2025	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 15, 2025 Interactive Broker UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 15, 2025 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
March 6, 2025	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rul
March 6, 2025	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D
March 5, 2025	10-K/A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2024 Commission File Number: 00 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2024 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ‎(State or other jurisdiction of ‎incorporatio
February 27, 2025	EX-19.1	Insider Trading Policies and Procedures Description of the Registrant’s Securities (filed as Exhibit 19.1 to the Annual Report on Form 10-K for the Year Ended December 31, 2024 filed by the Company on February 27, 2025). Exhibit 19.1 INSIDER TRADING POLICES AND PROCEDURES I. OVERVIEW All employees of Interactive Brokers Group, Inc. and its direct and indirect subsidiaries (collectively, the “Group”) have a continuing obligation to: (i) comply with all applicable laws and regulations related to securities trading, including the prohibition against trading based on material non-public information; (ii) disclose any
February 27, 2025	EX-4.1	Description of the Registrant’s Securities (filed as Exhibit 4.1 to the Annual Report on Form 10-K for the Year Ended December 31, 2024 filed by the Company on February 27, 2025). Exhibit 4.1 DESCRIPTION OF CAPITAL STOCK The following is a summary of Interactive Brokers Group, Inc.’s capital stock and provisions of our certificate of incorporation and bylaws, as each is currently in effect. This summary does not purport to be complete and is qualified in its entirety by the provisions of our certificate of incorporation and bylaws, copies of which are incorporated by re
February 27, 2025	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2024 Commission File Number: 001-33440 INTERACTIVE Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2024 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ‎(State or other jurisdiction of ‎incorporation
February 27, 2025	EX-21.1	Subsidiaries of the registrant. EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. The following is a list of subsidiaries of IBG LLC: Name Jurisdiction of Organization Interactive Brokers LLC(1) Connecticut, U.S.A. IBKR Security Services LLC(2) Connecticut, U.S.A. IA GP LLC Delaware, U.S.A. Interactive Venture Partners GP LLC Delaware, U.S.A. Interactive Venture Partners
January 21, 2025	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 21, 2025 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
January 21, 2025	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.99, ADJUSTED1 EPS OF $2.03 GAAP NET REVENUES OF $1,387 MILLION, ADJUSTED NET REVENUES OF $1,424 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.99, ADJUSTED1 EPS OF $2.03 GAAP NET REVENUES OF $1,387 MILLION, ADJUSTED NET REVENUES OF $1,424 MILLION GREENWICH, CT, January 21, 2025 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended December 31, 2024. Reported diluted earnings per share
November 14, 2024	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / ORBIS INVESTMENT MANAGEMENT LTD - ORBIS INVESTMENT MANAGEMENT LIMITED Passive Investment SC 13G/A 1 ibkra1111424.htm ORBIS INVESTMENT MANAGEMENT LIMITED UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Interactive Brokers Group, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statemen
November 13, 2024	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC Passive Investment SC 13G/A 1 fp0090889-12sc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 6)* INTERACTIVE BROKERS GROUP, INC. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Nu
November 7, 2024	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe
October 21, 2024	8-K/A	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A Amendment No. 1 CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 15, 2024 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of
October 15, 2024	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.81, ADJUSTED1 EPS OF $1.75 GAAP NET REVENUES OF $1,365 MILLION, ADJUSTED NET REVENUES OF $1,327 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.81, ADJUSTED1 EPS OF $1.75 GAAP NET REVENUES OF $1,365 MILLION, ADJUSTED NET REVENUES OF $1,327 MILLION GREENWICH, CT, October 15, 2024 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended September 30, 2024. Reported diluted earnings per share
October 15, 2024	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 15, 2024 Interactive Brok UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 15, 2024 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
October 10, 2024	SC 13D/A	TIGR / UP Fintech Holding Limited - Depositary Receipt (Common Stock) / Interactive Brokers Group, Inc. Activist Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Amendment No. 1 Under the Securities Exchange Act of 1934 Up Fintech Holding Limited (Name of Issuer) American Depository Shares, each representing 15 Class A ordinary shares Class A ordinary shares, par value US$0.00001 per share* * Not for trading but only in connection with the listing of the American Deposit
August 5, 2024	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
July 25, 2024	EX-FILING FEES	Calculation of Filing Fee Tables (Form Type) INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry For EX-Filing Fees Calculation of Filing Fee Tables 424(b)(5) (Form Type) INTERACTIVE BROKERS GROUP, INC.
July 25, 2024	EX-5.4	Opinion of Dechert EXHIBIT 5.4 July 25, 2024 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re: Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as may be amended
July 25, 2024	424B5	333,000 Shares Interactive Brokers Group, Inc. Common Stock Filed Pursuant to Rule 424(b)(5) Registration No. 333-273451 PROSPECTUS SUPPLEMENT (To prospectus dated July 26, 2023) 333,000 Shares Interactive Brokers Group, Inc. Common Stock This is an offering of 333,000 shares of our Class A common stock. All of the shares of Class A common stock offered pursuant to this prospectus supplement are to be issued to IBG Holdings LLC in exchange for membership i
July 25, 2024	8-K	Other Events, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 25, 2024 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
July 16, 2024	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.65, ADJUSTED1 EPS OF $1.76 GAAP NET REVENUES OF $1,230 MILLION, ADJUSTED NET REVENUES OF $1,290 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.65, ADJUSTED1 EPS OF $1.76 GAAP NET REVENUES OF $1,230 MILLION, ADJUSTED NET REVENUES OF $1,290 MILLION GREENWICH, CT, July 16, 2024 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended June 30, 2024. Reported diluted earnings per share were $1
July 16, 2024	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 16, 2024 Interactive Brokers UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 16, 2024 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
May 6, 2024	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0
April 23, 2024	8-K	Submission of Matters to a Vote of Security Holders, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): April 18, 2024 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
April 16, 2024	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.61, ADJUSTED1 EPS OF $1.64 GAAP NET REVENUES OF $1,203 MILLION, ADJUSTED NET REVENUES OF $1,216 MILLION RAISES QUARTERLY DIVIDEND FROM $0.10 TO $0.25 INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2024 RESULTS — — — GAAP DILUTED EPS OF $1.61, ADJUSTED1 EPS OF $1.64 GAAP NET REVENUES OF $1,203 MILLION, ADJUSTED NET REVENUES OF $1,216 MILLION RAISES QUARTERLY DIVIDEND FROM $0.10 TO $0.25 GREENWICH, CT, April 16, 2024 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended March 31, 2
April 16, 2024	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 16, 2024 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
March 6, 2024	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D
March 6, 2024	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rul
February 27, 2024	EX-97.1	Policy Relating to Recovery of Erroneously Awarded Compensation. Exhibit 97.1 POLICY RELATING TO RECOVERY OF ERRONEOUSLY AWARDED COMPENSATION INTERACTIVE BROKERS GROUP, INC. CLAWBACK POLICY The Board of Directors (the “Board”) of Interactive Brokers Group, Inc. (the “Company”) has adopted this Clawback Policy (this “Policy”), which provides for the recovery of certain incentive compensation in the event of an Accounting Restatement (as defined below). This Poli
February 27, 2024	EX-4.1	Description of the Registrant’s Securities (filed as Exhibit 4.1 to the Annual Report on Form 10-K for the Year Ended December 31, 2023 filed by the Company on February 27, 2024). Exhibit 4.1 DESCRIPTION OF CAPITAL STOCK The following is a summary of Interactive Brokers Group, Inc.’s capital stock and provisions of our certificate of incorporation and bylaws, as each is currently in effect. This summary does not purport to be complete and is qualified in its entirety by the provisions of our certificate of incorporation and bylaws, copies of which are incorporated by re
February 27, 2024	EX-19.1	Insider Trading Policies and Procedures Description of the Registrant’s Securities (filed as Exhibit 19.1 to the Annual Report on Form 10-K for the Year Ended December 31, 2023 filed by the Company on February 27, 2024). Exhibit 19.1 INSIDER TRADING POLICES AND PROCEDURES I. OVERVIEW All employees of Interactive Brokers Group, Inc. and its direct and indirect subsidiaries (collectively, the “Group”) have a continuing obligation to: (i) comply with all applicable laws and regulations related to securities trading, including the prohibition against trading based on material non-public information; (ii) disclose any
February 27, 2024	EX-21.1	Subsidiaries of the registrant. EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. The following is a list of subsidiaries of IBG LLC: Name Jurisdiction of Organization Interactive Brokers LLC(1) Connecticut, U.S.A. IBKR Security Services LLC(2) Connecticut, U.S.A. IA GP LLC Connecticut, U.S.A. Interactive Venture Partners GP LLC Connecticut, U.S.A. Interactive Venture Pa
February 27, 2024	10-K	Our cybersecurity program is designed to identify, assess, and manage cyber risks. The program involves risk assessments, implementation of security measures, and ongoing monitoring of systems and networks. We continually evaluate the current threat Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2023 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ‎(State or other jurisdiction of ‎incorporation
February 14, 2024	SC 13G	IBKR / Interactive Brokers Group, Inc. / ORBIS INVESTMENT MANAGEMENT LTD - ORBIS INVESTMENT MANAGEMENT LIMITED Passive Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Interactive Brokers Group, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule i
February 13, 2024	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SC 13G/A 1 tv01205-interactivebrokersgr.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Interactive Brokers Group, Inc. Class A Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the a
February 13, 2024	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC Passive Investment SC 13G/A 1 fp0086862-29sc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 5)* INTERACTIVE BROKERS GROUP, INC. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Nu
January 16, 2024	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.48, ADJUSTED1 EPS OF $1.52 GAAP NET REVENUES OF $1,139 MILLION, ADJUSTED NET REVENUES OF $1,149 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.48, ADJUSTED1 EPS OF $1.52 GAAP NET REVENUES OF $1,139 MILLION, ADJUSTED NET REVENUES OF $1,149 MILLION GREENWICH, CONN, January 16, 2024 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended December 31, 2023. Reported diluted earnings per shar
January 16, 2024	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 16, 2024 Interactive Brok UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 16, 2024 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
January 2, 2024	EX-99.1	Interactive Brokers Appoints Rich Repetto to its Board of Directors EXHIBIT 99.1 Interactive Brokers Appoints Rich Repetto to its Board of Directors Greenwich, CT, January 2, 2024 – Interactive Brokers (Nasdaq: IBKR), an automated global electronic broker, today announced the appointment of Rich Repetto as an independent director of the firm effective January 1, 2024. “We are pleased to announce the appointment of Rich to the Board of Directors following his dis
January 2, 2024	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): January 1, 2024 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation
November 6, 2023	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe
October 17, 2023	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.56, ADJUSTED1 EPS OF $1.55 GAAP NET REVENUES OF $1,145 MILLION, ADJUSTED NET REVENUES OF $1,139 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.56, ADJUSTED1 EPS OF $1.55 GAAP NET REVENUES OF $1,145 MILLION, ADJUSTED NET REVENUES OF $1,139 MILLION GREENWICH, CONN, October 17, 2023 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended September 30, 2023. Reported diluted earnings per sha
October 17, 2023	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 17, 2023 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
August 8, 2023	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
August 8, 2023	EX-10.5	Interactive Brokers Group, Inc. 2007 Stock Incentive Plan, as of April 20, 2023 (filed as exhibit 10.5 to the Quarterly Report on Form 10-Q for the Quarterly Period Ended June 30, 2023, filed by the Company on August 7, 2023). EXHIBIT 10.5 INTERACTIVE BROKERS GROUP, INC. 2007 STOCK INCENTIVE PLAN (as of April 20, 2023) 1. PURPOSES OF THE PLAN. The purposes of the Interactive Brokers Group, Inc. 2007 Stock Incentive Plan (the “Plan”) are to further the long-term growth of Interactive Brokers Group, Inc. (the “Company”), to the benefit of its stockholders, by providing incentives to the directors, officers, employees,
July 27, 2023	EX-5.3	Opinion of Dechert (*) EXHIBIT 5.3 July 27, 2023 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re: Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as amended on the
July 27, 2023	EX-FILING FEES	Filing Fee Table. EX-Filing Fees Calculation of Filing Fee Tables S-8 (Form Type) INTERACTIVE BROKERS GROUP, INC.
July 27, 2023	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 27, 2023 INTERACTIVE BRO UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 27, 2023 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
July 27, 2023	S-8	As filed with the Securities and Exchange Commission on July 27, 2023. As filed with the Securities and Exchange Commission on July 27, 2023. Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 30-0390693 (State or other jurisdiction (I.R.S. Employer of incorporation o
July 27, 2023	424B5	2,632,748 Shares Interactive Brokers Group, Inc. Common Stock Filed Pursuant to Rule 424(b)(5) Registration No. 333-273451 PROSPECTUS SUPPLEMENT (To prospectus dated July 26, 2023) 2,632,748 Shares Interactive Brokers Group, Inc. Common Stock This is an offering of 2,632,748 shares of our Class A common stock. All of the shares of Class A common stock offered pursuant to this prospectus supplement are to be issued to IBG Holdings LLC in exchange for membersh
July 27, 2023	EX-FILING FEES	Calculation of Filing Fee Tables (Form Type) INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry For EX-Filing Fees Calculation of Filing Fee Tables 424(b)(5) (Form Type) INTERACTIVE BROKERS GROUP, INC.
July 26, 2023	8-K	Other Events, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 26, 2023 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
July 26, 2023	EX-FILING FEES	Filing Fee Table EX-Filing Fees Calculation of Filing Fee Tables S-3 (Form Type) INTERACTIVE BROKERS GROUP, INC.
July 26, 2023	424B5	Up to 630,000 Shares Interactive Brokers Group, Inc. Common Stock Filed Pursuant to Rule 424(b)(5) Registration No. 333-273451 PROSPECTUS SUPPLEMENT (To prospectus dated July 26, 2023) Up to 630,000 Shares Interactive Brokers Group, Inc. Common Stock Interactive Brokers Group, Inc. is registering up to 630,000 shares of our Class A common stock and offering the opportunity for eligible persons to receive awards in the form of an offer to receive such shares by p
July 26, 2023	S-3ASR	As Filed with the Securities and Exchange Commission on July 26, 2023 As Filed with the Securities and Exchange Commission on July 26, 2023 Registration No.
July 26, 2023	EX-FILING FEES	Calculation of Filing Fee Tables (Form Type) INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry For EX-Filing Fees Calculation of Filing Fee Tables 424(b)(5) (Form Type) INTERACTIVE BROKERS GROUP, INC.
July 18, 2023	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 18, 2023 Interactive Brokers UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 18, 2023 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 18, 2023	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.20, ADJUSTED1 EPS OF $1.32 GAAP NET REVENUES OF $1,000 MILLION, ADJUSTED NET REVENUES OF $1,064 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.20, ADJUSTED1 EPS OF $1.32 GAAP NET REVENUES OF $1,000 MILLION, ADJUSTED NET REVENUES OF $1,064 MILLION GREENWICH, CONN, July 18, 2023 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended June 30, 2023. Reported diluted earnings per share were
May 8, 2023	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0
April 26, 2023	8-K	Submission of Matters to a Vote of Security Holders, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): April 20, 2023 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
April 18, 2023	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.42, ADJUSTED1 EPS OF $1.35 GAAP NET REVENUES OF $1,056 MILLION, ADJUSTED NET REVENUES OF $1,015 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2023 RESULTS — — — GAAP DILUTED EPS OF $1.42, ADJUSTED1 EPS OF $1.35 GAAP NET REVENUES OF $1,056 MILLION, ADJUSTED NET REVENUES OF $1,015 MILLION GREENWICH, CONN, April 18, 2023 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended March 31, 2023. Reported diluted earnings per share wer
April 18, 2023	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 18, 2023 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
March 8, 2023	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.
March 8, 2023	DEF 14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule
February 24, 2023	EX-4.1	Description of the Registrant’s Securities (filed as Exhibit 4.1 to the Annual Report on Form 10-K for the Year Ended December 31, 2022 filed by the Company on February 24, 2023). Exhibit 4.1 DESCRIPTION OF CAPITAL STOCK The following is a summary of Interactive Brokers Group, Inc.’s capital stock and provisions of our certificate of incorporation and bylaws, as each is currently in effect. This summary does not purport to be complete and is qualified in its entirety by the provisions of our certificate of incorporation and bylaws, copies of which are incorporated by re
February 24, 2023	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2022 Commission File Number: 001-33440 INTERACTIVE Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2022 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ‎(State or other jurisdiction of ‎incorporation
February 24, 2023	EX-21.1	Subsidiaries of the registrant. EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. The following is a list of subsidiaries of IBG LLC: Name Jurisdiction of Organization Interactive Brokers LLC(1) Connecticut, U.S.A. IBKR Security Services LLC(2) Connecticut, U.S.A. IA GP LLC Connecticut, U.S.A. IB Exchange Corp. Delaware, U.S.A. IB Global Investments LLC(3) Delaware, U.S.
February 14, 2023	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment SC 13G/A 1 doc1.htm NONE UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to
February 14, 2023	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / Select Equity Group, L.P. - SCHEDULE 13G/A, AMENDMENT #1 Passive Investment SC 13G/A 1 s60896168a.htm SCHEDULE 13G/A, AMENDMENT #1 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of This Statement) Check the app
February 14, 2023	EX-99.1	EXHIBIT 99.1 EX-99.1 2 s60896168b.htm THE IDENTITY AND THE ITEM 3 CLASSIFICATION OF THE RELEVANT SUBSIDIARY EXHIBIT 99.1 The identity and the Item 3 classification of the relevant subsidiary are: Select Equity Group, L.P., which is an Investment Adviser in accordance with Rule 13d-1(b)(1)(ii)(E).
February 9, 2023	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SC 13G/A 1 tv01163-interactivebrokersgr.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Interactive Brokers Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriat
February 2, 2023	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): January 28, 2023 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporatio
January 17, 2023	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 17, 2023 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
January 17, 2023	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2022 RESULTS — — — GAAP DILUTED EPS OF $1.31, ADJUSTED1 EPS OF $1.30 GAAP NET REVENUES OF $976 MILLION, ADJUSTED NET REVENUES OF $958 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2022 RESULTS — — — GAAP DILUTED EPS OF $1.31, ADJUSTED1 EPS OF $1.30 GAAP NET REVENUES OF $976 MILLION, ADJUSTED NET REVENUES OF $958 MILLION GREENWICH, CONN, January 17, 2023 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended December 31, 2022. Reported diluted earnings per share we
November 8, 2022	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe
October 18, 2022	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2022 RESULTS — — — GAAP DILUTED EPS OF $0.97, ADJUSTED1 EPS OF $1.08 GAAP NET REVENUES OF $790 MILLION, ADJUSTED NET REVENUES OF $847 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2022 RESULTS ? ? ? GAAP DILUTED EPS OF $0.97, ADJUSTED1 EPS OF $1.08 GAAP NET REVENUES OF $790 MILLION, ADJUSTED NET REVENUES OF $847 MILLION GREENWICH, CONN, October 18, 2022 ? Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended September 30, 2022. Reported diluted earnings per share w
October 18, 2022	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 18, 2022 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
August 9, 2022	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
August 4, 2022	SC 13D/A	IBKR / Interactive Brokers Group, Inc. / IBG Holdings LLC - SCHEDULE 13D/A AMENDMENT NO. 8 Activist Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A (Amendment No. 8) Under the Securities Exchange Act of 1934 Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.01 per share (Title of Class of Securities) 45841N107 (CUSIP Number) Thomas Peterffy IBG Holdings LLC One Pickwick Plaza Greenwich, CT 06830 Copy to: Dechert LLP 1095 Av
August 2, 2022	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 29, 2022 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
August 1, 2022	EX-FILING FEES	Calculation of Filing Fee Tables (Form Type) INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities EX-Filing Fees Calculation of Filing Fee Tables 424(b)(5) (Form Type) INTERACTIVE BROKERS GROUP, INC.
August 1, 2022	EX-5.5	Opinion of Dechert (*) EXHIBIT 5.5 July 30, 2022 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re: Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the ?Company?), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as amended on the
August 1, 2022	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ?Pursuant to Section 13 or 15(d) of the ?Securities Exchange Act of 1934 ? Date of Report (Date of Earliest Event Reported): July 30, 2022 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ?of Incorporation)
August 1, 2022	424B5	3,271,390 Shares Interactive Brokers Group, Inc. Common Stock Filed Pursuant to Rule 424(b)(5) Registration No. 333-240121 PROSPECTUS SUPPLEMENT (To prospectus dated July 27, 2020) 3,271,390 Shares Interactive Brokers Group, Inc. Common Stock This is an offering of 3,271,390 shares of our Class A common stock. All of the shares of Class A common stock offered pursuant to this prospectus supplement are to be issued to IBG Holdings LLC in exchange for membersh
July 19, 2022	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 19, 2022 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 19, 2022	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2022 RESULTS — — — GAAP DILUTED EPS OF $0.72, ADJUSTED1 EPS OF $0.84 GAAP NET REVENUES OF $656 MILLION, ADJUSTED NET REVENUES OF $717 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2022 RESULTS ? ? ? GAAP DILUTED EPS OF $0.72, ADJUSTED1 EPS OF $0.84 GAAP NET REVENUES OF $656 MILLION, ADJUSTED NET REVENUES OF $717 MILLION GREENWICH, CONN, July 19, 2022 ? Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended June 30, 2022. Reported diluted earnings per share were $0.7
May 9, 2022	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0
April 27, 2022	8-K	Submission of Matters to a Vote of Security Holders, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): April 21, 2022 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
April 19, 2022	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2022 RESULTS — — — GAAP DILUTED EPS OF $0.74, ADJUSTED1 EPS OF $0.82 GAAP NET REVENUES OF $645 MILLION, ADJUSTED NET REVENUES OF $692 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2022 RESULTS — — — GAAP DILUTED EPS OF $0.74, ADJUSTED1 EPS OF $0.82 GAAP NET REVENUES OF $645 MILLION, ADJUSTED NET REVENUES OF $692 MILLION GREENWICH, CONN, April 19, 2022 — Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended March 31, 2022. Reported diluted earnings per share were $0
April 19, 2022	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 19, 2022 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
March 9, 2022	DEF 14A	definitive proxy statement TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Statement ? Definitive Additional Materials ? Soliciting Material Pursuant to ?240.
March 9, 2022	DEFA14A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 DEFA14A 1 ny20002920x3defa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Ru
February 25, 2022	10-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2021 Commission File Number: 001-33440 INTERACTIVE Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2021 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ?(State or other jurisdiction of ?incorporation
February 25, 2022	EX-4.1	Description of the Registrant’s Securities (filed as Exhibit 4.1 to the Annual Report on Form 10-K for the Year Ended December 31, 2021 filed by the Company on February 25, 2022). Exhibit 4.1 ? DESCRIPTION OF CAPITAL STOCK ? The following is a summary of Interactive Brokers Group, Inc.?s capital stock and provisions of our certificate of incorporation and bylaws, as each is currently in effect. This summary does not purport to be complete and is qualified in its entirety by the provisions of our certificate of incorporation and bylaws, copies of which are incorporated by re
February 25, 2022	EX-21.1	Subsidiaries of the registrant. EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY ? Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. ? The following is a list of subsidiaries of IBG LLC: ? Name Jurisdiction of Organization Interactive Brokers LLC(1) Connecticut, U.S.A. IBKR Security Services LLC(2) Connecticut, U.S.A. IB Exchange Corp. Delaware, U.S.A. IB Global Investments LLC(3) Delaware, U.S.A. Interactive Brokers Ireland
February 14, 2022	EX-99.1	EXHIBIT 99.1 EXHIBIT 99.1 The identity and the Item 3 classification of the relevant subsidiary are: Select Equity Group, L.P., which is an Investment Adviser in accordance with Rule 13d-1(b)(1)(ii)(E).
February 14, 2022	EX-99.2	AGREEMENT OF REPORTING PERSONS EXHIBIT 99.2 AGREEMENT OF REPORTING PERSONS The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements. The undersigned acknowledge that each
February 14, 2022	SC 13G	IBKR / Interactive Brokers Group, Inc. / Select Equity Group, L.P. - SCHEDULE 13G Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which thi
February 14, 2022	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate th
February 10, 2022	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Interactive Brokers Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule
January 18, 2022	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2021 RESULTS — — — GAAP DILUTED EPS OF $0.67, ADJUSTED1 EPS OF $0.83 GAAP NET REVENUES OF $603 MILLION, ADJUSTED NET REVENUES OF $683 MILLION INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2021 RESULTS ? ? ? GAAP DILUTED EPS OF $0.67, ADJUSTED1 EPS OF $0.83 GAAP NET REVENUES OF $603 MILLION, ADJUSTED NET REVENUES OF $683 MILLION GREENWICH, CONN, January 18, 2022 ? Interactive Brokers Group, Inc. (Nasdaq: IBKR), an automated global electronic broker, announced results for the quarter ended December 31, 2021. Reported diluted earnings per share we
January 18, 2022	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 18, 2022 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
November 9, 2021	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe
October 19, 2021	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2021 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.43, ADJUSTED DILUTED EARNINGS PER SHARE1 OF $0.78. PRETAX INCOME OF $234 MILLION ON $464 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $420 MILLION ON $650 Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2021 RESULTS ? ? ? DILUTED EARNINGS PER SHARE OF $0.43, ADJUSTED DILUTED EARNINGS PER SHARE1 OF $0.78. PRETAX INCOME OF $234 MILLION ON $464 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $420 MILLION ON $650 MILLION IN ADJUSTED NET REVENUES1. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, October 19, 2021 ? Interactive Broke
October 19, 2021	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 19, 2021 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
August 9, 2021	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
August 3, 2021	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ?Pursuant to Section 13 or 15(d) of the ?Securities Exchange Act of 1934 ? Date of Report (Date of Earliest Event Reported): July 30, 2021 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ?of Incorporation)
July 30, 2021	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
July 30, 2021	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ?Pursuant to Section 13 or 15(d) of the ?Securities Exchange Act of 1934 ? Date of Report (Date of Earliest Event Reported): July 30, 2021 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ?of Incorporation)
July 30, 2021	EX-5.4	Opinion of Dechert LLP (*) EXHIBIT 5.4 July 30, 2021 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re:Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the ?Company?), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as amended on the d
July 20, 2021	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2021 RESULTS — — — DILUTED EARNINGS PER SHARE OF $1.00, ADJUSTED DILUTED EARNINGS PER SHARE1 OF $0.82. PRETAX INCOME OF $541 MILLION ON $754 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $437 MILLION ON $650 INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2021 RESULTS ? ? ? DILUTED EARNINGS PER SHARE OF $1.
July 20, 2021	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 20, 2021 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
May 10, 2021	10-Q	Quarterly Report - 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0
April 23, 2021	8-K	Submission of Matters to a Vote of Security Holders, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ?Pursuant to Section 13 or 15(d) of the ?Securities Exchange Act of 1934 ? Date of Report (Date of Earliest Event Reported): April 22, 2021 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ?of Incorporation)
April 20, 2021	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2021 RESULTS — — — DILUTED EARNINGS PER SHARE OF $1.16, ADJUSTED DILUTED EARNINGS PER SHARE1 OF $0.98. PRETAX INCOME OF $639 MILLION ON $893 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $542 MILLION ON $796 INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2021 RESULTS ? ? ? DILUTED EARNINGS PER SHARE OF $1.
April 20, 2021	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 20, 2021 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
March 11, 2021	DEF 14A	definitive proxy statement TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Statement ? Definitive Additional Materials ? Soliciting Material Pursuant to ?240.
March 11, 2021	DEFA14A	- DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Definitive Proxy Statement ? Definitive Additional Materials ? Soliciting Material Pursuant to ?240.
March 1, 2021	10-K	Annual Report - 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2020 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ?(State or other jurisdiction of ?incorporation
March 1, 2021	EX-21.1	Subsidiaries of the registrant EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY ? Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. ? The following is a list of subsidiaries of IBG LLC: ? Name Jurisdiction of Organization Interactive Brokers LLC(1) Connecticut, U.S.A. Timber Hill LLC(2) Connecticut, U.S.A. IB Exchange Corp. Delaware, U.S.A. IB Global Investments LLC(3) Delaware, U.S.A. Interactive Brokers Ireland Limited Ir
March 1, 2021	EX-4.1	Description of the Registrant’s Securities. Exhibit 4.1 ? DESCRIPTION OF CAPITAL STOCK ? The following is a summary of Interactive Brokers Group, Inc.?s capital stock and provisions of our certificate of incorporation and bylaws, as each is currently in effect. This summary does not purport to be complete and is qualified in its entirety by the provisions of our certificate of incorporation and bylaws, copies of which are incorporated by re
February 11, 2021	SC 13G/A	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 02)* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) (C Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 02)* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate t
February 10, 2021	SC 13G/A	SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Interactive Brokers Group Inc. Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule
January 19, 2021	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.81, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.69. PRETAX INCOME OF $392 MILLION ON $599 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $375 MILLION ON $582 INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.
January 19, 2021	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition - IBKR 8-K 2020-12-31 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 19, 2021 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
November 9, 2020	SC 13D/A	IBKR / Interactive Brokers Group, Inc. / IBG Holdings LLC - SC 13D/A Activist Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A (Amendment No. 7) Under the Securities Exchange Act of 1934 Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.01 per share (Title of Class of Securities) 45841N 107 (CUSIP Number) Thomas Peterffy IBG Holdings LLC One Pickwick Plaza Greenwich, CT 06830 Copy to: Dechert LLP 1095 A
November 9, 2020	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe
November 3, 2020	8-K	Financial Statements and Exhibits, Other Events - 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): October 30, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporatio
October 30, 2020	EX-5.3	Opinion of Dechert LLP (*) EXHIBIT 5.3 October 30, 2020 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re:Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as amended on th
October 30, 2020	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
October 30, 2020	8-K	Financial Statements and Exhibits, Other Events - 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): October 30, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporatio
October 20, 2020	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.58, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.53. PRETAX INCOME OF $334 MILLION ON $548 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $304 MILLION ON $518 INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.
October 20, 2020	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition - IBKR 8-K 2020-09-30 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 20, 2020 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
August 24, 2020	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): August 19, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation
August 20, 2020	8-K	Financial Statements and Exhibits, Other Events - 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): August 20, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation
August 20, 2020	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
August 10, 2020	10-Q	Quarterly Report - IBKR 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
July 28, 2020	8-K/A	Other Events, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A Amendment No. 1 CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 27, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎
July 27, 2020	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
July 27, 2020	S-3ASR	Registration Statement `As Filed with the Securities and Exchange Commission on July 27, 2020 Registration No.
July 27, 2020	8-K	Other Events, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): July 27, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
July 21, 2020	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 21, 2020 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 21, 2020	EX-99.2	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.40, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.57. PRETAX INCOME OF $222 MILLION ON $539 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $310 MILLION ON $523 EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.40, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.57. PRETAX INCOME OF $222 MILLION ON $539 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $310 MILLION ON $523 MILLION IN ADJUSTED NET REVENUES1. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, July 21, 2020 — Interactive Brokers G
June 29, 2020	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): June 24, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
June 29, 2020	EX-99.1	Interactive Brokers Appoints Nicole Yuen to its Board of Directors Exhibit 99.1 Interactive Brokers Appoints Nicole Yuen to its Board of Directors GREENWICH, Conn. June 29, 2020 – The Board of Directors of Interactive Brokers Group, Inc. (Nasdaq: IBKR) today announced the appointment of Nicole Yuen as an independent director of the firm effective July 1, 2020. “Nicole Yuen has deep expertise in building and managing top-ranked securities businesses in Asia and
May 11, 2020	10-Q	Quarterly Report - 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 0
April 28, 2020	8-K	Submission of Matters to a Vote of Security Holders UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): April 23, 2020 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporation)
April 21, 2020	8-K	UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 21, 2020 Interactive Broker UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 21, 2020 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
April 21, 2020	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.60, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.69. PRETAX INCOME OF $308 MILLION ON $532 MILLION IN NET REVENUES. ADJUSTED PRETAX INCOME OF $357 MILLION ON $581 INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2020 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.
April 9, 2020	DEFA14A	IBKR / Interactive Brokers Group, Inc. DEFA14A - - IBKR ADDITIONAL PROXY MATERIALS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy Statement ☒ Definitive Additional Materials ☐ Soliciting Material Pursuant to §240.
March 11, 2020	DEFA14A	IBKR / Interactive Brokers Group, Inc. DEFA14A - - DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy Statement ☒ Definitive Additional Materials ☐ Soliciting Material Pursuant to §240.
March 11, 2020	DEF 14A	definitive proxy statement TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy Statement o Definitive Additional Materials o Soliciting Material Pursuant to §240.
February 28, 2020	EX-4.1	Description of the Registrant’s Securities. Exhibit 4.1 DESCRIPTION OF CAPITAL STOCK The following is a summary of Interactive Brokers Group, Inc.’s capital stock and provisions of our certificate of incorporation and bylaws, as each is currently in effect. This summary does not purport to be complete and is qualified in its entirety by the provisions of our certificate of incorporation and bylaws, copies of which are incorporated by re
February 28, 2020	10-K	Annual Report - 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2019 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware ‎(State or other jurisdiction of ‎incorporation
February 28, 2020	EX-21.1	Subsidiaries of the registrant. EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. The following is a list of subsidiaries of IBG LLC: Name Jurisdiction of Organization Interactive Brokers LLC(1) Connecticut, U.S.A. Timber Hill LLC(2) Connecticut, U.S.A. IB Exchange Corp. Delaware, U.S.A. IB Global Investments LLC(3) Delaware, U.S.A. Timber Hill Canada Company Canada Inte
February 13, 2020	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate t
February 13, 2020	EX-1.1	AGREEMENT JOINT FILING OF SCHEDULE 13G AGREEMENT JOINT FILING OF SCHEDULE 13G Kayne Anderson Rudnick Investment Management, LLC (an investment adviser registered under the Investment Advisers Act of 1940), and Virtus Investment Advisers, Inc.
February 12, 2020	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: Interactive Brokers Group Inc Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule i
January 21, 2020	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 21, 2020 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
January 21, 2020	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2019 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.57, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.58. INCOME BEFORE TAXES OF $312 MILLION ON $500 MILLION IN NET REVENUES. ADJUSTED INCOME BEFORE TAXES OF $315 MILL Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2019 RESULTS — — — DILUTED EARNINGS PER SHARE OF $0.57, ADJUSTED DILUTED EARNINGS PER SHARE OF $0.58. INCOME BEFORE TAXES OF $312 MILLION ON $500 MILLION IN NET REVENUES. ADJUSTED INCOME BEFORE TAXES OF $315 MILLION ON $503 MILLION IN ADJUSTED NET REVENUES1. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, January 21, 2019 — Intera
November 12, 2019	10-Q	Quarterly Report - 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Numbe
November 1, 2019	8-K	Regulation FD Disclosure, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): November 1, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporatio
October 15, 2019	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 15, 2019 Interactive Brokers Group Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Co
October 15, 2019	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2019 RESULTS — — — INCOME BEFORE TAXES OF $281 MILLION ON $466 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.45 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.39. DECLARES QUARTERLY DIVIDE Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2019 RESULTS — — — INCOME BEFORE TAXES OF $281 MILLION ON $466 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.45 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.39. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, October 15, 2019 — Interactive Brokers Group, Inc. (NASDAQ GS: IBKR), an automated global electro
October 7, 2019	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
October 7, 2019	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 7, 2019 Interactive Brokers Group, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Co
October 7, 2019	EX-5.4	Opinion of Dechert LLP(*) EXHIBIT 5.4 October 7, 2019 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re: Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as amended on th
October 4, 2019	25	IBKR / Interactive Brokers Group, Inc. 25 - - IBKR FORM 25 - 2019-10-04 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 25 NOTIFICATION OF REMOVAL FROM LISTING AND/OR REGISTRATION UNDER SECTION 12(b) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33440 Interactive Brokers Group, Inc. – Investors Exchange LLC (Exact name of Issuer as specified in its charter, and name of Exchange where security is listed and/or registere
October 3, 2019	8-A12B	Form 8-A 8-A12B 1 ibkr-8a20191003.htm IBKR 8-A12B UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A For Registration of Certain Classes of Securities Pursuant to Section 12(b) or (g) of the Securities Exchange Act of 1934 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 30-0390693 (State of Incorporation or Organization) (I.R.S.
September 24, 2019	EX-99.1	Interactive Brokers Group to Move Stock Listing to Nasdaq EXHIBIT 99.1 Interactive Brokers Group to Move Stock Listing to Nasdaq GREENWICH, CT - September 23, 2019 - Interactive Brokers Group, Inc. (IEX: IBKR), an automated global electronic broker, today announced that it will move the listing of its shares to Nasdaq. The Company expects its common stock will begin trading on the Nasdaq Global Select Market on October 7, 2019, and that its shares
September 24, 2019	8-K	Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT ‎Pursuant to Section 13 or 15(d) of the ‎Securities Exchange Act of 1934 ‎ Date of Report (Date of Earliest Event Reported): September 22, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction ‎of Incorporat
August 8, 2019	10-Q	Quarterly Report - 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 00
August 7, 2019	CORRESP	IBKR / Interactive Brokers Group, Inc. CORRESP - - INTERACTIVE BROKERS GROUP, INC. One Pickwick Plaza Greenwich, Connecticut 06830 Tel: (203) 618-5800 August 7, 2019 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Financial Services 100 F Street, N.E. Washington, DC 20549 Attention: Michelle Miller and Marc Thomas Re: Interactive Brokers Group, Inc. Responses to the Securities and Exchange Commi
July 26, 2019	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
July 26, 2019	8-K	Financial Statements and Exhibits, Other Events 8-K 1 ibkr-8k20190726.htm IBKR 8-K 2019-07-26 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 26, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State
July 26, 2019	EX-5.3	Opinion of Dechert LLP (*) EXHIBIT 5.3 July 26, 2019 Interactive Brokers Group, Inc. One Pickwick Plaza Greenwich, Connecticut 06830 Re: Form S-3 Registration Statement and Prospectus Supplement Ladies and Gentlemen: We have acted as counsel to Interactive Brokers Group, Inc., a Delaware corporation (the “Company”), in connection with the preparation and filing of (1) a Registration Statement on Form S-3 (as amended on the
July 16, 2019	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 16, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 16, 2019	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2019 RESULTS — — — INCOME BEFORE TAXES OF $225 MILLION ON $413 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.43 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.46. DECLARES QUARTERLY DIVIDE Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2019 RESULTS — — — INCOME BEFORE TAXES OF $225 MILLION ON $413 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.43 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.46. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, July 16, 2019 — Interactive Brokers Group, Inc. (IEX: IBKR), an automated global electronic broke
July 2, 2019	CORRESP	IBKR / Interactive Brokers Group, Inc. CORRESP - - INTERACTIVE BROKERS GROUP, INC. One Pickwick Plaza Greenwich, Connecticut 06830 Tel: (203) 618-5800 July 2, 2019 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Financial Services 100 F Street, N.E. Washington, DC 20549 Attention: Michelle Miller and Marc Thomas Re: Interactive Brokers Group, Inc. Responses to the Securities and Exchange Commiss
May 20, 2019	SC 13D	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 Up Fintech Holding Limited (Name of Issuer) American Depository Shares, each representing 15 Class A ordinary shares Class A ordinary shares, par value US$0.00001 per share* * Not for trading but only in connection with the listing of the American Depository Shares (Title
May 9, 2019	10-Q	Quarterly Report - 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission Fi
April 23, 2019	8-K	Submission of Matters to a Vote of Security Holders 8-K 1 ibkr-20190423x8k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 18, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other
April 16, 2019	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 16, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
April 16, 2019	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2019 RESULTS — — — INCOME BEFORE TAXES OF $339 MILLION ON $558 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.64 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.64. DECLARES QUARTERLY DIVIDE EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2019 RESULTS — — — INCOME BEFORE TAXES OF $339 MILLION ON $558 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.64 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.64. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, April 16, 2019 — Interactive Brokers Group, Inc. (IEX: IBKR), an automated global electronic brok
March 7, 2019	DEFA14A	additional solicitation materials UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Definitive Proxy Statement ☒ Definitive Additional Materials o Soliciting Material Pursuant to §240.
March 7, 2019	DEF 14A	definitive proxy statement TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy Statement o Definitive Additional Materials o Soliciting Material Pursuant to §240.
February 28, 2019	EX-21.1	SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. The following is a list of subsidiaries of IBG LLC: Name Jurisdiction of Organization Timber Hill LLC(1) Connecticut, U.S.A. Interactive Brokers LLC(2) Connecticut, U.S.A. Timber Hill Canada Company Nova Scotia, Canada IB Exchange Corp. Delaware, U.S.A. Interactive Brokers (India) Private Limited
February 28, 2019	10-K	Form 10-K for the fiscal year ended December 31, 2018 TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the year ended December 31, 2018 Commission File Number: 001-33440 INTERACTIVE BROKERS GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 30-0390693 (State or other jurisdiction of incor
February 13, 2019	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / VANGUARD GROUP INC Passive Investment interactivebrokersgroupinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6 )* Name of issuer: Interactive Brokers Group Inc Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check
February 12, 2019	SC 13G	IBKR / Interactive Brokers Group, Inc. / KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC - NONE Passive Investment Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. n/a )* Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 45841N107 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate
February 12, 2019	EX-1.1	JOINT FILING OF SCHEDULE 13G Exhibit 99.1 AGREEMENT JOINT FILING OF SCHEDULE 13G Kayne Anderson Rudnick Investment Management, LLC (an investment adviser registered under the Investment Advisers Act of 1940), and Virtus Investment Advisers, Inc. (an investment adviser registered under the Investment Advisers Act of 1940) and Virtus Equity Trust (on behalf of Virtus KAR Small-cap Growth Fund), a Delaware statutory trust, hereb
January 28, 2019	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8-K 1 ibkr-20190128x8k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 22, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Ot
January 22, 2019	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 22, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
January 22, 2019	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2018 RESULTS — — — INCOME BEFORE TAXES OF $309 MILLION ON $492 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.57 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.56. DECLARES QUARTERLY DIVIDE EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2018 RESULTS — — — INCOME BEFORE TAXES OF $309 MILLION ON $492 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.57 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.56. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, January 22, 2019 — Interactive Brokers Group, Inc. (IEX: IBKR), an automated global electronic br
January 10, 2019	8-K	Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 10, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporati
January 7, 2019	EX-99.1	INTERACTIVE BROKERS GROUP WILL APPOINT MILAN GALIK AS CEO; THOMAS PETERFFY, FOUNDER, WILL STEP DOWN IN THIRD QUARTER OF 2019 AND REMAIN AS CHAIRMAN OF THE BOARD — — — EXHIBIT 99.1 INTERACTIVE BROKERS GROUP WILL APPOINT MILAN GALIK AS CEO; THOMAS PETERFFY, FOUNDER, WILL STEP DOWN IN THIRD QUARTER OF 2019 AND REMAIN AS CHAIRMAN OF THE BOARD — — — GREENWICH, CT, January 7, 2019 — Interactive Brokers Group, Inc. (IEX: IBKR), announced today that it will appoint Mr. Milan Galik as Chief Executive Officer of the Company, succeeding Mr. Thomas Peterffy in this r
January 7, 2019	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 7, 2019 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporat
December 3, 2018	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8-K 1 ibkr-20181130x8k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): November 30, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or
November 7, 2018	10-Q	IBKR / Interactive Brokers Group, Inc. 10-Q (Quarterly Report) Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commissio
October 23, 2018	8-K	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 8-K 1 ibkr-20181023x8k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 17, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Ot
October 16, 2018	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 16, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (C
October 16, 2018	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2018 RESULTS — — — INCOME BEFORE TAXES OF $276 MILLION ON $439 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.51 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.50. DECLARES QUARTERLY DIVIDE EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2018 RESULTS — — — INCOME BEFORE TAXES OF $276 MILLION ON $439 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.51 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.50. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, October 16, 2018 — Interactive Brokers Group, Inc. (IEX: IBKR) an automated global electronic bro
October 2, 2018	25	IBKR / Interactive Brokers Group, Inc. FORM 25 FILING UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 25 NOTIFICATION OF REMOVAL FROM LISTING AND/OR REGISTRATION UNDER SECTION 12(b) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number: 001-33440 Interactive Brokers Group, Inc. – NASDAQ Stock Market LLC – NASDAQ Global Select Market (Exact name of Issuer as specified in its charter, and name of Exchange where secu
September 28, 2018	8-A12B	IBKR / Interactive Brokers Group, Inc. 8-A12B 8-A12B 1 ibkr-8a20180928.htm 8-A12B UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A For Registration of Certain Classes of Securities Pursuant to Section 12(b) or (g) of the Securities Exchange Act of 1934 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 30-0390693 (State of Incorporation or Organization) (I.R.S. Emplo
September 13, 2018	8-K	Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): September 11, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorpora
September 13, 2018	EX-99.1	Interactive Brokers to Become First Company to List its Stock on IEX EXHIBIT 99.1 Interactive Brokers to Become First Company to List its Stock on IEX GREENWICH, CT - September 12, 2018 — Interactive Brokers Group, Inc. (NASDAQ GS: IBKR) an automated global electronic broker, has decided to move the listing of its shares, symbol IBKR, to IEX. IEX is a new stock exchange striving to provide better trade executions than any other exchange, by providing certain
August 8, 2018	EX-10.9	Interactive Brokers Group, Inc. 2007 Stock Incentive Plan, as of April 19, 2018 (filed as exhibit 10.9 to the Quarterly Report on Form 10-Q for the Quarterly Period Ended June 30, 2018, filed by the Company on August 8, 2018). EXHIBIT 10.9 INTERACTIVE BROKERS GROUP, INC. 2007 STOCK INCENTIVE PLAN (as of April 19, 2018) 1. PURPOSES OF THE PLAN. The purposes of the Interactive Brokers Group, Inc. 2007 Stock Incentive Plan (the “Plan”) are to further the long-term growth of Interactive Brokers Group, Inc. (the “Company”), to the benefit of its stockholders, by providing incentives to the directors, officers, employees,
August 8, 2018	10-Q	IBKR / Interactive Brokers Group, Inc. 10-Q (Quarterly Report) Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission Fil
July 31, 2018	8-K	Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 27, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation)
July 31, 2018	SC 13D/A	IBKR / Interactive Brokers Group, Inc. / IBG Holdings LLC - SCHEDULE 13D/A AMENDMENT NO. 6 Activist Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A (Amendment No. 6) Under the Securities Exchange Act of 1934 Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.01 per share (Title of Class of Securities) 45841N 107 (CUSIP Number) Thomas Peterffy IBG Holdings LLC One Pickwick Plaza Greenwich, CT 06830 Copy to: Richard Goldberg,
July 27, 2018	8-K	Financial Statements and Exhibits, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 27, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 27, 2018	424B5	CALCULATION OF REGISTRATION FEE CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Offering Price per Share Aggregate Offering Price Amount of Registration Fee(1) Class A common stock, $.
July 27, 2018	8-K	Results of Operations and Financial Condition 8-K 1 ibkr8k-20180727.htm IBKR - 8-K 2018-07-27 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 27, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (Sta
July 17, 2018	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 17, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Comm
July 17, 2018	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2018 RESULTS — — — INCOME BEFORE TAXES OF $271 MILLION ON $445 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.58 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.39. DECLARES QUARTERLY DIVIDE EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 2Q2018 RESULTS — — — INCOME BEFORE TAXES OF $271 MILLION ON $445 MILLION IN NET REVENUES, EARNINGS PER SHARE ON NET INCOME OF $0.58 AND EARNINGS PER SHARE ON COMPREHENSIVE INCOME OF $0.39. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, July 17, 2018 — Interactive Brokers Group, Inc. (NASDAQ GS: IBKR) an automated global electronic
May 9, 2018	10-Q	IBKR / Interactive Brokers Group, Inc. 10-Q (Quarterly Report) Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2018 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission Fi
April 24, 2018	8-K	Submission of Matters to a Vote of Security Holders UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 19, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation)
April 17, 2018	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): April 17, 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction of Incorporation) (Com
April 17, 2018	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2018 RESULTS — — — REPORTS COMPREHENSIVE EARNINGS PER SHARE OF $0.65, INCOME BEFORE TAXES OF $340 MILLION ON $527 MILLION IN NET REVENUES, AND EARNINGS PER SHARE ON NET INCOME OF $0.63. DECLARES QUARTERLY DIVIDEN EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 1Q2018 RESULTS — — — REPORTS COMPREHENSIVE EARNINGS PER SHARE OF $0.65, INCOME BEFORE TAXES OF $340 MILLION ON $527 MILLION IN NET REVENUES, AND EARNINGS PER SHARE ON NET INCOME OF $0.63. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, April 17, 2018 — Interactive Brokers Group, Inc. (NASDAQ GS: IBKR) an automated global electronic
April 4, 2018	DEFA14A	IBKR / Interactive Brokers Group, Inc. DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Definitive Proxy State
March 8, 2018	DEFA14A	IBKR / Interactive Brokers Group, Inc. DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Definitive Proxy State
March 8, 2018	DEF 14A	IBKR / Interactive Brokers Group, Inc. DEF 14A Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
March 1, 2018	EX-21.1	Subsidiaries of the registrant. QuickLinks - Click here to rapidly navigate through this document EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name Jurisdiction of Organization IBG LLC Connecticut, U.S.A. The following is a list of subsidiaries of IBG LLC: Name Jurisdiction of Organization Timber Hill LLC(1) Connecticut, U.S.A. Interactive Brokers LLC(2) Connecticut, U.S.A. Interactive Brokers (U.K.) Limited United Kingdom Timber Hi
March 1, 2018	10-K	IBKR / Interactive Brokers Group, Inc. 10-K (Annual Report) Use these links to rapidly review the document TABLE OF CONTENTS INDEX TO CONSOLIDATED FINANCIAL STATEMENTS INDEX TO FINANCIAL STATEMENTS AND FINANCIAL STATEMENT SCHEDULE Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.
February 14, 2018	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / Lee Quincy J - SC 13G/A Passive Investment SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A (Rule 13d-102) (Amendment No.
February 9, 2018	SC 13G/A	IBKR / Interactive Brokers Group, Inc. / VANGUARD GROUP INC Passive Investment interactivebrokersgroupinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5 )* Name of issuer: Interactive Brokers Group Inc Title of Class of Securities: Common Stock CUSIP Number: 45841N107 Date of Event Which Requires Filing of this Statement: December 31, 2017 Check
January 16, 2018	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2017 RESULTS — — — REPORTS COMPREHENSIVE LOSS PER SHARE OF $0.02, INCOME BEFORE TAXES OF $364 MILLION ON $515 MILLION IN NET REVENUES, AND LOSS PER SHARE ON NET INCOME OF $0.02. DECLARES QUARTERLY DIVIDEND OF $0. EXHIBIT 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 4Q2017 RESULTS ? ? ? REPORTS COMPREHENSIVE LOSS PER SHARE OF $0.02, INCOME BEFORE TAXES OF $364 MILLION ON $515 MILLION IN NET REVENUES, AND LOSS PER SHARE ON NET INCOME OF $0.02. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, January 16, 2018 ? Interactive Brokers Group, Inc. (NASDAQ GS: IBKR) an automated global electronic broker
January 16, 2018	8-K	Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events ibkr8k-20170718.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): January 16 , 2018 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction
November 8, 2017	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2017 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commissio
October 17, 2017	EX-99.1	INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2017 RESULTS — — — REPORTS COMPREHENSIVE EARNINGS PER SHARE OF $0.44, INCOME BEFORE TAXES OF $268 MILLION ON $426 MILLION IN NET REVENUES, AND EARNINGS PER SHARE ON NET INCOME OF $0.43. DECLARES QUARTERLY DIVIDEN Exhibit 99.1 INTERACTIVE BROKERS GROUP ANNOUNCES 3Q2017 RESULTS — — — REPORTS COMPREHENSIVE EARNINGS PER SHARE OF $0.44, INCOME BEFORE TAXES OF $268 MILLION ON $426 MILLION IN NET REVENUES, AND EARNINGS PER SHARE ON NET INCOME OF $0.43. DECLARES QUARTERLY DIVIDEND OF $0.10 PER SHARE. GREENWICH, CONN, October 17, 2017 — Interactive Brokers Group, Inc. (NASDAQ GS: IBKR) an automated global electroni
October 17, 2017	8-K	Interactive Brokers Group IBKR 8-K 2017-10-17 (Current Report/Significant Event) ibkr8k-20170718.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): October 17, 2017 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other Jurisdiction
August 8, 2017	10-Q	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2017 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission Fil
August 1, 2017	8-K	Other Events 8-K 1 ibkr-20170801x8k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of Earliest Event Reported): July 28, 2017 INTERACTIVE BROKERS GROUP, INC. (Exact Name of Registrant as Specified in its Charter) Delaware 001-33440 30-0390693 (State or Other
August 1, 2017	SC 13D/A	IBKR / Interactive Brokers Group, Inc. / IBG Holdings LLC - SC 13D/A Activist Investment UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A (Amendment No. 5) Under the Securities Exchange Act of 1934 Interactive Brokers Group, Inc. (Name of Issuer) Class A Common Stock, par value $0.01 per share (Title of Class of Securities) 45841N 107 (CUSIP Number) Thomas Peterffy IBG Holdings LLC One Pickwick Plaza Greenwich, CT 06830 Copy to: Richard Goldberg,

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