Company: PBR
Filing Date: 2025-11-25
Form Type: 6-K
Source: 0001292814-25-004066
Chunk: 0

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-11-25
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 November, 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 invites to its webcast on the 2026-2030 Business Plan

—

Rio de Janeiro, November 25, 2025 –Petróleo Brasileiro S.A. –Petrobras informs that on 11/28/25, a webcast with the presence of the company's Executive
Board will be held to present its new 2026-2030 Business Plan (BP 2026-30), which will be deliberated by its Board of Directors on November
27, 2025.

The event will be presented in Portuguese
and will have simultaneous translation into English.

| November 28, 2025 (Friday)       |
|:---------------------------------|
| Webcast – Portuguese and English |
| 4:30 p.m (Brasília)              |
| 2:30 p.m (New York)              |
| 7:30 p.m (London)                
 Click here                       
 for the access link - Portuguese 
 Click here                       
 for the access link - English    |

www.petrobras.com.br/ir

For more information:

PETR