Company: PBR
Filing Date: 2025-08-22
Form Type: 6-K
Source: 0001292814-25-003142
Chunk: 0

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-08-22
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 August, 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>

| Financial Information 
 Jan-Jun/2025          
 —                     |

| 1 |

B3: PETR3 (ON) | PETR4 (PN)

NYSE: PBR (ON) | PBRA (PN)

www.petrobras.com.br/ir

petroinvest@petrobras.com.br

+ 55 21 3224-1510

Disclaimer

This presentation
contains some financial indicators that are not recognized by GAAP or the IFRS Accounting Standards. The indicators presented herein do
not have standardized meanings and may not be comparable to indicators with a similar description used by others. We provide these indicators
because we use them as measures of company performance and liquidity; they should not be considered in isolation or as a substitute for
other financial metrics that have been disclosed in accordance with the IFRS Accounting Standards. See definitions of Adjusted EBITDA,
LTM Adjusted EBITDA, Adjusted Cash and Cash Equivalents, Net Debt, Gross Debt, Free Cash Flow, and Leverage in the Glossary and their
reconciliations in the sections Liqu