Petrobras informs its shareholders and the market in general that it has applied to register with the Brazilian Securities and Exchange Commission ("CVM"), on 01/14/2022, the request for registration of a public offering for secondary distribution of class "A" preferred shares issued by Braskem S.A. ("Shares" and "Braskem", respectively) and held by Petrobras and NSP Investimentos S.A. - Em Recuperação Judicial, pursuant to article 6th-A of CVM Instruction n. 400, of December 29, 2003, as amended, to be simultaneously distributed (i) in Brazil, and (ii) abroad, in the form of American Depositary Shares ("ADSs"), represented by American Depositary Receipts ("ADRs"), each ADR representing two (2) Shares ("Offering").

In addition, the Company informs that the Notice to the Market and the Preliminary Prospectus of the Offering were published on this date. The application for registration of the Offering is currently under analysis by CVM, and the Offering is subject to its prior approval.

The total number of Shares to be offered by Petrobras under the Offering will be 75,704,061 class A preferred shares of Braskem.

Additional information about the Offering can be obtained in the Preliminary Prospectus available at https://www.investidorpetrobras.com.br/pt/acoes-dividendos-e-divida/prospectos, in such page, access the section "Oferta Pública Braskem 2022" and, finally, click on " Prospecto Preliminar ".

In connection with the Offering, Braskem has filed an effective registration statement, including a prospectus and preliminary prospectus supplement, with the U.S. Securities and Exchange. You may access these documents for free by visiting EDGAR on the SEC’s website at www.sec.gov. A copy of the prospectus and preliminary prospectus supplement may be obtained by contacting Morgan Stanley & Co. LLC at 180 Varick Street, 2nd Floor, New York, NY 10014, Attn: Prospectus Department; J.P. Morgan Securities LLC at c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, telephone: 866-803-9204, e-mail: prospectus-eq_fi@jpmorganchase.com; Bradesco Securities Inc. at 450 Park Avenue, 32nd Floor, New York, New York 10022, e-mail: isabela.behar@bradescobbi.com, Attn: Isabela Behar; Banco BTG Pactual S.A. - Cayman Branch at 601 Lexington Avenue, 57th Floor, New York, New York 10022, email: OL-BTGPactual-ProspectusDepartment@btgpactual.com; Citigroup Global Markets Inc. at c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, telephone: 800-831-9146; Itau BBA USA Securities, Inc. at 540 Madison Ave, 24th Floor, New York, New York 10022; Santander Investment Securities Inc. at 45 East 53rd Street, New York, New York 10022, e-mail: ecm-us@santander.us, Attn: US ECM department; or UBS Securities LLC, at 1285 Avenue of the Americas, New York, New York, 10019, telephone: 888-827-7275, e-mail: ol-prospectusrequest@ubs.com, Attn: Prospectus Department.