Company: PBR
Filing Date: 2025-09-03
Form Type: 424B2
Source: 0001104659-25-086714
Chunk: 9

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-09-03
Form: 424B2
Chunk 9
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 Financial Reporting” as issued by the International Accounting Standards Board (IASB), as amended by the Petrobras Report on Form 6-K/A furnished to the SEC on August 26, 2025, film number 251252079, containing the Interactive Data File relating to such unaudited consolidated 
 interim financial statements.                                                                                                                                                                                                                                                        |

| (3) | The Petrobras Report on Form 6-K furnished to the SEC on August 22, 2025, film number 251243751, containing a discussion           
 of Petrobras’s financial information and results in U.S. dollars as of June 30, 2025, and for the six-month periods ended June 30, 
 2025 and 2024.                                                                                                                     |

| (4) | The Petrobras Report on Form 6-K furnished to the SEC on July 3, 2025, film number 251104158,                      
 relating to the announcement of investments by Petrobras in refining and petrochemical projects in Rio de Janeiro. |

| (5) | The Petrobras Report on Form 6-K furnished to the SEC on August 20, 2025, film number 251237830,                            
 relating to the resignation of Mr. Pietro Adamo Sampaio Mendes from his position as Chairman and member of Petrobras’ Board 
 of Directors.                                                                                                               |

| (6) | The Petrobras Reports                                                                                                  
 on Form 6-K furnished to the SEC on August 22, 2025, film number 251241998, August 28,                                 
 2025, film number 251267332, and August 29, 2025, film number 251276692, relating to the appointment of new members of 
 Petrobras’ Board of Directors.                                                                                         |

| (7) | Any future reports of Petrobras on Form 6-K furnished to the SEC that are identified in those forms 
 as being incorporated by reference into this prospectus supplement or the accompanying prospectus.  |

We will provide without charge
to any person to whom a copy of this prospectus supplement is delivered, upon the written or oral request of any such person, a copy of
any or all of the documents referred to above which have been or may be incorporated herein by reference, other than exhibits to such
documents (unless such exhibits are specifically incorporated by reference in such documents). Requests should be directed to Petrobras’s
Investor Relations Department located at Av. Henrique Valadares