EX-21.1 4 ibkr-20231231xex21_1.htm EX-21.1

EXHIBIT 21.1

SUBSIDIARIES OF THE COMPANY

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Name |  | Jurisdiction of Organization
IBG LLC | Connecticut, U.S.A.

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The following is a list of subsidiaries of IBG LLC:

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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 Partners LLC | Connecticut, U.S.A.
IB Exchange Corp. | Delaware, U.S.A.
IB Global Investments LLC(3) | Delaware, U.S.A.
ForecastEx LLC(3) | Delaware, U.S.A.
Interactive Brokers Ireland Limited | Ireland
Interactive Brokers Central Europe Zrt. | Hungary
Interactive Brokers (India) Private Limited(3) | India
Interactive Brokers Software Services (India) Private Limited | India
Interactive Brokers Singapore Pte. Ltd | Singapore

(1)IBG LLC owns 99.9% and Mr. Thomas Peterffy owns 0.1%.

(2)IBG LLC owns 99.9 9% and Mr. Thomas Peterffy owns 0.0 1%.

(3)IBG LLC Owns 99.99% and IB Exchange Corp. owns 0.01%

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The following is a list of subsidiaries of IB Exchange Corp:

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Name |  | Jurisdiction of Organization
Interactive Brokers Canada Inc. | Canada
Interactive Brokers (U.K.) Limited | United Kingdom
Interactive Brokers Hong Kong Limited | Hong Kong
Interactive Brokers Australia Pty Limited | Australia
Interactive Brokers Securities Japan, Inc. | Japan
IB Business Services (Shanghai) Company Limited | China
IBKR Financial Services AG | Switzerland
Interactive Brokers Hungary Informatikai KFT | Hungary
Interactive Brokers Software Services Estonia OU | Estonia
Interactive Brokers Software Services Rus | Russia
Interactive Brokers Corp. | Delaware, U.S.A.
Covestor, Inc. | Massachusetts, U.S.A.

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The following is a list of subsidiaries of IBKR Financial Services AG:

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Name |  | Jurisdiction of Organization
Global Financial Information Services GmbH | Switzerland

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The following is a list of subsidiaries of Interactive Brokers (U.K.) Limited:

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Name |  | Jurisdiction of Organization
Interactive Brokers (U.K.) Nominee Limited | United Kingdom

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The following is a list of subsidiaries of Interactive Brokers Australia Pty Limited:

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Name |  | Jurisdiction of Organization
Interactive Brokers Australia Nominees Pty Limited | Australia

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The following is a list of subsidiaries of Covestor, Inc.:

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Name |  | Jurisdiction of Organization
Covestor Limited | United Kingdom

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The following is a list of subsidiaries of Interactive Brokers Ireland Limited

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Name |  | Jurisdiction of Organization
Interactive Brokers Ireland (Nominee) Limited | Ireland

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The following is a list of subsidiaries of Interactive Brokers Hungary Informatikai KFT

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Name |  | Jurisdiction of Organization
Interactive Venture Partners Advisory Hungary KFT | Hungary

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