Company: PBR
Filing Date: 2025-01-30
Form Type: 6-K
Source: 0001292814-25-000208
Chunk: 0

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-01-30
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 January, 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 informs about cancellation of treasury shares

—

Rio de Janeiro, January 29, 2025
– Petróleo Brasileiro S.A. – Petrobras, pursuant to CVM Resolution 44/2021, informs its shareholders and the market
in general that the company's Board of Directors, at a meeting held on this date, decided to cancel all 155,468,500 preferred shares issued
by the company held in treasury, without reducing the share capital¸ which were acquired under its last share buyback program.

Another 72,909 preferred shares and 222,760
common shares, all held in treasury prior to the Share Buyback Program, will also be cancelled.

As a result of the cancellation of shares,
the Company's share capital will be divided into 7,442,231,382 ordinary shares and 5,446,501,379 preferred shares, all without par value.

In due course, a proposal will be submitted
to the General Meeting to update the heading of Article 4 of the company's Bylaws, in order to reflect the new number of