Group Companies

Limited liability company incorporated in 2022, in São Paulo, initially called B3 Digital Assets Serviços Digitas Ltda, whose corporate purpose is the following services: (i) provision or licensing of environments or systems related to operations involving virtual assets; (ii) enabling the purchase and sale of virtual assets, including on behalf of third party principals and through the issuance of certificates representing the ownership of such assets; (iii) provision of services to verify the existence and ownership of assets traded in a virtual environment; (iv) constitution of a database and related activities, including organization, management and collection of registration information, data processing and intelligence; (v) provision of services related to the data processed, involving matters of interest to the Company and to the participants of the markets in which it directly or indirectly operates; (vi) provision of technical, administrative and managerial support for market development purposes; (vii) development of operating systems; (viii) issuance of digital virtual assets, as well as carrying out all activities inherent or complementary to virtual assets; and (ix) participation in other companies

Wholly-owned subsidiary of B3, incorporated in 2017 in Delaware (USA), whose corporate purpose is to invest capital in other companies and raise financial resources, with the purpose of executing the technology investment policy adopted by the Company

Wholly-owned subsidiary of B3 incorporated in 2009 in London and aims to represent B3 in the United Kingdom and EMEA, through the relationship with other exchanges and regulatory agents, as well as to assist in the prospection of new customers for the Brazilian market, within the respective regulatory limits

Wholly-owned subsidiary of B3 USA, incorporated in Delaware (USA) in 2020, with the objective of promoting B3’s institutional representation in North America, through relationships with other exchanges and regulatory agents

Banco B3 is a corporation, incorporated in 2004, headquartered in São Paulo, with the intent of serving customers and the specificities of its market. B3, through Banco B3, offers participants in the markets it manages and its clients settlement and qualified custody services. In addition, through Banco B3, the clearing and settlement houses operated by B3 have immediate access to the Central Bank of Brazil’s Reference Form 2026 – B3 S.A – Brasil, Bolsa, Balcão INFORMAÇÃO PÚBLICA – PUBLIC INFORMATION rediscount system, which mitigates the liquidity risk they face, especially when there is a need for execution and/or monetization of federal government securities deposited as collateral. Banco B3 also operates in the issuance of BDRs, custody and representation services for non-resident investors, custody and controllership for investment funds, in addition to being able to provide settlement services to institutions authorized by the Central Bank of Brazil within the scope of payment arrangements and other activities provided for in its corporate purpose

Limited liability company headquartered in São Paulo, incorporated by B3 in March 2022, with the exclusive purpose of holding equity interest in institutions authorized to operate by the Central Bank of Brazil, and is currently the parent company of B3 IP

Limited liability company headquartered in São Paulo, incorporated by B3 in March 2022, to carry out the activities of initiating payment transactions and data aggregation

Limited liability company headquartered in São Paulo, whose corporate purpose is mainly the development of computer programs (software), licensing or assignment of rights to use computer programs, technical support and computer training, activities of provision of information services, rental of space on a website and participation in other companies as a partner, shareholder, or quota holder. Among the software and algorithms for order execution for the capital markets and financial derivatives developed by BLK is RoboTrader, its main platform

Wholly-owned subsidiary of B3, BRV, incorporated in Delaware (USA) under a strategic partnership between B3 and CME Group, is a co-owner, together with B3, of intellectual property rights related to the share module of the PUMA Trading System trading platform – having primarily the function of safeguarding such rights

Wholly-owned subsidiary of the Company, incorporated in 2014, headquartered in Luxembourg, whose corporate purpose is to acquire interests in the capital of any companies or entities established in any form and to raise financial resources

A privately held corporation, incorporated in 2024, its corporate purpose is to work with public entities to, among other activities to provide consulting services in information technology; to development and licensing of customizable software; to development of custom computer programs; in market and public opinion research and analysis of market information through internet applications and data processing; in data processing and provision of application and hosting services on the internet; provision of registration information services in the use of internet applications; provision of technical support, maintenance and other information technology services; and participation in the capital of other companies and organizations or in projects in partnerships with other companies

A wholly-owned subsidiary of the Company since 2019, its corporate purpose is to present solutions to notarial services customers, increasing the efficiency of such services by providing, among others, the following services: (i) integration and registration of electronic documents for document authentication purposes; (ii) sending and confirming the opening of emails; (iii) technical support, maintenance, and other information technology services; (iv) production of electronic documents with legal value; (v) document dispatchers; and (vi) collection and recovery of credit

A company controlled by B3 since 2025, Shipay operates as an integration hub for payment solutions, optimizing the receipt and management of digital payments for retailers and companies. With mature technology supported by an existing transactional system, the company enables smoother and more secure operations, offering infrastructure solutions for the credit journey, with a focus on developing products and services aimed at the new market for the registration of book-entry duplicates (trade receivables)

B3 holds a 20% stake in its associate RTM, a private communications network created specifically for the financial sector. RTM manages data, voice, and image services and develops specific solutions for users in the financial industry

The B3 Social Investment is a civil society organization, which was created in 2007 for the purpose of integrating and coordinating our social investment projects

BVRJ, a subsidiary of B3, is an inactive entity, which, since 2004, has rented part of the physical space of its headquarters building. The Bolsa do Rio Convention Center is available for seminars, conferences, training activities and private meetings

Controlled by B3 and based in the city of São Paulo, its corporate purpose is to provide transparency to the capital market regarding the positions of derivatives contracted in Brazil, allowing a more precise evaluation of the financial institutions when granting credit to companies in this type of operation

BSM is a non-profit civil association with administrative and budgetary autonomy, responsible for the self-regulation, oversight, and monitoring of the organized markets operated by B3. It works to identify improper conduct, promote market integrity and transparency, and foster investor confidence through regulatory and supervisory activities

It is a private, non-profit association founded in 2021 and headquartered in São Paulo. Operating as a museum institution and open to the public, its mission is to preserve and promote the history of Brazil’s capital markets through the conservation, exhibition, and research of historical collections, as well as through educational, cultural, and technical initiatives

Engages in the institutional representation of capital market participants and promotes social, educational, and sports development through professional training initiatives, social assistance programs, knowledge creation, and support for sports activities

An association originally focused on promoting education and professional training, social and sports development, and supporting initiatives aimed at youth development, knowledge creation, and strengthening the ecosystem of the markets administered by B3

BM&F is a non-profit civil association headquartered in São Paulo and supported by B3 S.A. – Brasil, Bolsa, Balcão. Its mission is to promote educational and social welfare initiatives, with a particular focus on vocational education, support for underprivileged youth, and the encouragement of sports activities