Boardroom Alpha
10-K primary document
IBKR · Annual Report (Form 10-K) · Filed February 27, 2026

Interactive Brokers Group Inc10-K exhibit

ibkr-ex21_1.htm
EX-21.1

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 LLC

Delaware, 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.

Trend Analytics LLC

Delaware, U.S.A.

Interactive Academy LLC

Delaware, U.S.A.

Interactive Brokers Ireland Limited

Ireland

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 99.99% and Mr. Thomas Peterffy owns 0.01%.

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

 

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

 

 

 

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.

Delaware, U.S.A.

 

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

 

 

 

Name

 

Jurisdiction of Organization

Global Financial Information Services GmbH

Switzerland

 

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

 

 

 

Name

 

Jurisdiction of Organization

Interactive Brokers (U.K.) Nominee Limited

United Kingdom

Interactive Brokers (U.K.) Limited (DIFC Branch)

United Arab Emirates

 

 


 

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

 

 

 

Name

 

Jurisdiction of Organization

Interactive Brokers Australia Nominees Pty Limited

Australia

 

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

 

 

 

Name

 

Jurisdiction of Organization

Covestor Limited

United Kingdom

 

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

 

 

 

Name

 

Jurisdiction of Organization

Interactive Brokers Ireland (Nominee) Limited

Ireland

 

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

 

 

 

Name

 

Jurisdiction of Organization

Interactive Venture Partners Advisory Hungary KFT

Hungary

 


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