Company: PBR
Filing Date: 2025-05-27
Form Type: 6-K
Source: 0001292814-25-002231
Chunk: 0

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-05-27
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 May, 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>

FPSO Alexandre de Gusmão begins operations in the Mero field—

Rio de Janeiro, May 24, 2025– Petróleo Brasileiro S.A. – Petrobras informs that the FPSO Alexandre de Gusmão started production today
in the Mero field (Libra block), in the pre-salt Santos Basin, more than two months ahead of schedule in its Business Plan.

The platform, chartered by Petrobras
from SBM Offshore, has the capacity to produce 180,000 barrels of oil per day and process 12 million m³ of gas per day. The FPSO
Alexandre de Gusmão is the fifth platform in the field, joining the Pioneiro de Libra, Guanabara, Sepetiba and Marechal Duque de
Caxias units.

With the new FPSO in operation,
the field's installed production capacity will be increased from 590,000 to 770,000 barrels per day, which represents an increase of 31%.

Twelve wells will be connected
to the platform, linked by a robust subsea