Company: PBR
Filing Date: 2025-09-05
Form Type: 424B2
Source: 0001104659-25-087755
Chunk: 101

Company: PETROBRAS - PETROLEO BRASILEIRO SA
Filing Date: 2025-09-05
Form: 424B2
Chunk 101
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 Ownership—Global 
 Securities”, the name of the depositary with respect to the debt securities of the series, and the circumstances under which the           
 global securities may be registered in the name of a person other than the depositary or its nominee if other than those described under   
 “Legal Ownership—Global Securities”;                                                                                                       |

| · | whether the debt securities will be convertible or exchangeable at your option or at our option into equity securities, and, if so, 
 the terms and conditions of conversion or exchange;                                                                                 |

| · | any covenants to which we will be subject with respect to the debt securities of the series; and |

| · | any other special features of the debt securities of the series that are not inconsistent with the provisions of the indentures. |

In addition, the prospectus supplement will state
whether we will list the debt securities of the series on any stock exchange(s) and, if so, which one(s).

<div align='center'>Additional Mechanics</div>

Form, Exchange and Transfer

The debt securities will be issued, unless otherwise
indicated in the applicable prospectus supplement, in minimum denominations of U.S.$1,000 and denominations that are even multiples of
U.S.$1,000, and in global registered form. (Petrobras Section 3.02; PGF Section 3.02)

You may have your debt securities broken into more
debt securities of smaller denominations or combined into fewer debt securities of larger denominations, as long as the total principal
amount is not changed. This is called an exchange. (Petrobras Section 3.05; PGF Section 3.05)

You may exchange or transfer your registered debt
securities at the office of the trustee. The trustee will maintain an office in New York, New York. The trustee acts as our agent for
registering debt securities in the names of holders and transferring registered debt securities. We may change this appointment to another
entity or perform the service ourselves. The entity performing the role of maintaining the list of registered holders is called the “security
registrar.” It will also register transfers of the registered debt securities. (Petrobras Section 3.05; PGF Section 3.05)

You will not be required to pay a service charge
to transfer or exchange debt securities, but you may be required to pay any tax or other governmental charge associated with the exchange
or transfer. The transfer or exchange of a registered debt security will only