Company: PBR
Filing Date: 2025-10-21
Form Type: 6-K
Source: 0001292814-25-003575
Chunk: 0

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-10-21
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private
Issuer
Pursuant to Rule 13a-16 or 15d-16 of the

Securities Exchange
Act of 1934

For the month of October, 2025

Commission File Number 1-15106

PETRÓLEO BRASILEIRO S.A. – PETROBRAS

(Exact name of registrant
as specified in its charter)

Brazilian Petroleum Corporation – PETROBRAS

(Translation of Registrant's
name into English)

Avenida Henrique Valadares, 28 – 9th floor
20231-030 – Rio de Janeiro, RJ
Federative Republic of Brazil

(Address of principal
executive office)

Indicate by check mark
whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F ___X___ Form
40-F _______

Indicate by check mark
whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission
pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes _______ No___X____</div>

Petrobras and PPSA sign equalization agreement for Jubarte pre-salt

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Rio de Janeiro, October 20, 2025 –Petróleo Brasileiro S.A. – Petrobras, following up on the announcement made on July 23, 2025, informs that it has signed
the Expenses and Volumes Equalization Agreement (AEGV) with PPSA (Pré-Sal Petróleo S.A.), resulting from the Production
Individualization Agreement (AIP) for the Jubarte Pre-Salt Shared Reservoir.

The amount owed by Petrobras to PPSA is
R$ 1.54 billion, which will be paid in a single installment by the end of October. Of this total, R$ 1.47 billion had already been provisioned
in the financial statements for 2Q25, as disclosed in explanatory note 17.4 regarding Production Individualization Agreements.

The negotiation process for equalization
between Petrobras (Jubarte Field) and the partners in the Argonauta Field – Shell Brasil Petróleo Ltda