Petróleo Brasileiro S A Petrobras : Petrobras on E&P teaser in Campos Basin October 22, 2021

Petrobras on E&P teaser in Campos Basin

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Rio de Janeiro, October 22, 2021 - Petróleo Brasileiro S.A. - Petrobras informs that it has started the opportunity disclosure stage (teaser), regarding the sale of its entire stake (100%) in the Catuá Field, belonging to the BC-60 Exploratory Block, located in the Campos Basin, in the state of Espírito Santo.

The teaser, which includes key information about the opportunity, as well as the eligibility criteria for the selection of

potential participants, is available on the Petrobras Investor Relations website: https://www.investidorpetrobras.com.br/en/results-and-notices/teasers.

The main subsequent stages of the project will be reported to the market in due course.

This disclosure is in accordance with Petrobras' internal rules and with the provisions of the special procedure for assignment of rights to exploration, development and production of oil, natural gas and other fluid hydrocarbons, provided for in Decree 9,355/2018.

This transaction is in line with the company's strategy of portfolio optimization, debt reduction, and capital allocation improvement, as it increasingly concentrates its resources in world-class assets in deep and ultradeep waters, where Petrobras has shown a great competitive differential over the years.

About Catuá Field

The Concession Contract nº 48000.003560/97-49 refers to the exploratory concession of the BC-60 Block acquired in Round Zero of the National Agency of Petroleum, Natural Gas and Biofuels (ANP). This contract has Petrobras as operator, with 100% stake, and encompasses other fields besides the Catuá Field, which will not be part of the present assignment of rights process.

The concession area is located in the territorial waters of the Espírito Santo State, about 128 km off the coast, in water depths that vary between 1,700 and 1,950 m.

There are 4 wells drilled in the Field where light oils were found in carbonatic reservoirs.

This material is being provided pursuant to Brazilian regulatory requirements, does not constitute an offering, under the U.S. securities laws, and is not a solicitation, invitation or offer to buy or sell any securities. The information on our website is not and shall not be deemed part of this report on Form 6-K.

www.petrobras.com.br/ir

For more information:

PETRÓLEO BRASILEIRO S.A. - PETROBRAS | Investors Relations email: [e-mail]/[e-mail]

Av. Henrique Valladares, 28 - 19th floor - 20031-030 - Rio de Janeiro, RJ. Tel.: [phone]/9947 | 0800-282-1540

This document may contain forecasts within the meaning of Section 27A of the Securities Act of 1933, as amended (Securities Act), and Section 21E of the Securities Trading Act of 1934, as amended (Trading Act) that reflect the expectations of the Company's officers. The terms: "anticipates", "believes", "expects", "predicts", "intends", "plans", "projects", "aims", "should," and similar terms, aim to identify such forecasts, which evidently involve risks or uncertainties, predicted or not by the Company. Therefore, future results of the Company's operations may differ from current expectations, and the reader should not rely solely on the information included herein.