B3 Brasil Bolsa Balcao : 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 alienou ações de emissão da Companhia, passando a deter, de forma agregada, 102.891.486 ações ordinárias, o que representa 4,997% das ações emitidas pela Companhia. A íntegra da correspondência encontra-se anexa a este comunicado.

São Paulo, 5 de setembro de 2017.

Daniel Sonder

Vice-Presidente Financeiro, Corporativo e de Relações com Investidores

I

5 September 2017 Attn:

Daniel Sonder

Investor Relations Director

83 S.A. - BRASIL, BOLSA, BALCAO

Pg Antonio Prado. 48 - 7° Floor 1010901

City: Sao Paulo State: SP

Brazil

Dear Sir,

Pursuant to Article 12 of CVM Instruction no. 358, we, GIG Private Limited ("GIG") are required to notify 83 S.A. - Brasil, Bolsa, Balcao that our aggregate holdings in B3

S.A. -Brasil, Bolsa, Balcao Shares (ISIN: BRBVMFACNOR3) have dropped below the 5% disclosure limit as of 01 September 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, Bolsa, Balcao at the time of writing.

CIC Private Li mited

1 68 Robi nson Road 11 37-0 I Ca pi tal Tower Singa pore 0689 1 2 Tel: (65) 6889 8888

Com p;:rny Rcgi tra tion No.· 1 98 !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 Mobi/iarios, 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,

f

Celine Loh Sze Ling Senior Vice President

Investment Operations Department

Carol Tan Siew Shean Senior Vice President

Investment Operations Department