BM&F Bovespa : Comunicado ao Mercado - Aquisição/Alienação de Participação Acionária

B3 S.A. - Brasil, Bolsa, Balcão CNPJ nº 09.346.601/0001-25 NIRE 35.300.351.452

A B3 S.A. - Brasil, Bolsa, Balcão ("Companhia") comunica que, nos termos do Artigo 12 da Instrução CVM nº 358/02, conforme alterada, e do Estatuto Social da Companhia, recebeu correspondência de seu acionista GIC Private Limited ("GIC"), na qual informa que adquiriu ações de emissão da Companhia, passando a deter, de forma agregada, 103.235.089 ações ordinárias, o que representa 5,01% das ações emitidas pela Companhia. A íntegra da correspondência encontra-se anexa a este comunicado.

São Paulo, 3 de julho de 2017.

Daniel Sonder

Diretor Executivo Financeiro, Corporativo e de Relações com Investidores

I

3 July 2017 Attn:

Daniel Sander

Investor Relations Director

B3 S.A. - BRASIL, BOLSA, BALCAO

Pc; Antonio Prado. 48 - 7° Floor 1010901

City: Sao Paulo State: SP

Brazil

Dear Sir,

Pursuant to Article 12 of CVM Instruction no. 358, we, GIC Private Limited ("GIC'') are required to notify B3 S.A. - Brasil, Balsa, Balcao that our aggregate holdings in B3

S.A. - Brasil, Balsa, Balcao Shares (ISIN: BRBVMFACNOR3) have reached the 5% disclosure limit as of 29 June 2017. The table below indicates the details of our holdings:

* Based on number of Common shares of 2,059, 138,490

Other than the shareholding detailed above, we do not hold, directly or indirectly, any other shares, rights over shares, other securities, and financial derivative instruments referenced to shares on B3 S.A. - Brasil, Balsa, Balcao at the time of writing.

CIC Priva te Limi ted

1 68 Robi nson Road 1137-0 I Ca pi ta l Tower Si nga pore 0689 1 2 Tel (65) 6889 8888

Com pa n:,/ RcgiNo.: 1 98 1 02265N

Please be informed that our interest in 83 S.A. - Brasil, Bolsa, Balcao extends only as far as maintaining a diversified trading portfolio. As such, we have no interest in altering the composition of the control or administrative structures of 83 S.A. - Brasil, Bolsa, Balcao

Furthermore, at the time of writing, we are not a party to any agreement or contract regulating the right to vote or purchase and sell securities issued by 83 S.A. - Brasil, Bolsa, Balcao

Finally, we would be grateful if you would forward this declaration to the Comissao de Va/ores Mobiliarios, Bovespa.

Please do not hesitate to contact Mr Jimmy Teo at 65-68898787 or GrplODSubshare@gic.com.sg should you require any further information or clarification.

Thank you for your kind attention.

Yours faithfully,

Wrl

Celine Loh Sze Ling I

Senior Vice President

Investment Operations Department

Carol Tan Siew Shean Senior Vice President

Investment Operations Department