BlackRock, Inc. amended its Schedule 13G to report beneficial ownership of 388,913,025 shares of Preferred Stock (CUSIP P78331140), representing 7.1% of the class as reported on the cover. The schedule lists sole voting power of 380,249,370 shares and sole dispositive power of 388,913,025. The filing is an Amendment No. 5 and is signed by a Managing Director.
Positive
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Negative
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Insights
BlackRock reports a 7.1% passive stake in Petrobras preferred shares.
BlackRock's Schedule 13G/A lists 388,913,025 preferred shares and shows predominant sole voting and dispositive power. Schedule 13G filings typically signal passive institutional holdings under beneficial-ownership reporting rules.
Subsequent amendments or Form 13D/13G updates would disclose changes; timing details are contained in the cover page and signature block.
The amendment documents reporting structure and allocation across reporting business units.
The filing cites SEC Release No. 34-39538 and clarifies that the reported amounts reflect aggregated holdings of specified business units of BlackRock, Inc. The cover references an Exhibit for Item 7 identifying the acquiring subsidiary.
Investors should watch for further amendments if allocations or percentages change.
Key Figures
Beneficially owned shares:388,913,025 sharesPercent of class:7.1%Sole voting power:380,249,370 shares+2 more
Schedule 13G/A, Sole dispositive power, Reporting Business Units, CUSIP
4 terms
Schedule 13G/Aregulatory
"Amendment No. 5) PETROBRAS - PETROLEO BRASILEIRO SA"
A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.
Sole dispositive powerfinancial
"Sole Dispositive Power 388,913,025.00"
Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.
Reporting Business Unitsregulatory
"reflects the securities beneficially owned by certain business units"
CUSIPtechnical
"CUSIP No.: P78331140"
A CUSIP is a nine-character alphanumeric code that uniquely identifies a U.S. or Canadian financial security—such as a stock, bond, or fund share—like a Social Security number for an investment. It matters to investors because brokers, exchanges and record-keepers use the CUSIP to match trades, track ownership, settle transactions and pull accurate records, reducing errors and ensuring money and securities go to the right place.
What stake does BlackRock report in PBR preferred stock?
BlackRock reports beneficial ownership of 388,913,025 shares, equal to 7.1% of the preferred class. The Schedule 13G/A lists sole voting power of 380,249,370 and sole dispositive power of 388,913,025 as shown on the cover.
What class and CUSIP are covered in the filing for PBR?
The filing covers Preferred Stock of PETROBRAS with CUSIP P78331140. The Schedule 13G/A identifies the security class and CUSIP on the cover and in Item 2(d)/(e) of the form.
Is BlackRock reporting shared voting or dispositive power for these shares?
No; the filing shows 0 shared voting power and 0 shared dispositive power. Item 4 lists sole voting power of 380,249,370 and sole dispositive power of 388,913,025 for the reported holdings.
Does the Schedule indicate holdings are on behalf of other persons?
The filing states various persons may have rights to dividends or proceeds, but no single person's interest exceeds 5%. Item 6 explains holdings may be held on behalf of multiple parties and lists aggregated beneficiary treatment exceptions.
What does Amendment No. 5 signify in this Schedule 13G/A?
Amendment No. 5 indicates an updated filing to the original Schedule 13G. The cover identifies this as an amendment and the signature block shows the report was signed and certified by a Managing Director on the filing date provided.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 5)
PETROBRAS - PETROLEO BRASILEIRO SA
(Name of Issuer)
Preferred Stock
(Title of Class of Securities)
P78331140
(CUSIP Number)
03/31/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
P78331140
1
Names of Reporting Persons
BlackRock, Inc.
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
380,249,370.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
388,913,025.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
388,913,025.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
7.1 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
PETROBRAS - PETROLEO BRASILEIRO SA
(b)
Address of issuer's principal executive offices:
AVENIDA REPUBLICA DO CHILE 65, RIO DE JANERIO RJ BR, BRAZIL, 00000
Item 2.
(a)
Name of person filing:
BlackRock, Inc.
In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by certain business units (collectively, the "Reporting Business Units") of BlackRock, Inc. and its subsidiaries and affiliates. It does not include securities, if any, beneficially owned by other business units whose beneficial ownership of securities are disaggregated from that of the Reporting Business Units in accordance with such release.
(b)
Address or principal business office or, if none, residence:
BlackRock, Inc., 50 Hudson Yards New York, NY 10001
(c)
Citizenship:
See Item 4 of Cover Page
(d)
Title of class of securities:
Preferred Stock
(e)
CUSIP No.:
P78331140
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
388,913,025
(b)
Percent of class:
7.1%
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
380,249,370
(ii) Shared power to vote or to direct the vote:
0
(iii) Sole power to dispose or to direct the disposition of:
388,913,025
(iv) Shared power to dispose or to direct the disposition of:
0
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
Various persons have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of the common stock of PETROBRAS - PETROLEO BRASILEIRO SA. No one person's interest in the common stock of PETROBRAS - PETROLEO BRASILEIRO SA is more than five percent of the total outstanding common shares.
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
See Exhibit 99
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
