Dodge & Cox discloses 7.5% stake in Occidental

Occidental Petroleum Corporation ownership disclosure: Dodge & Cox reports beneficial ownership of 74,085,572 shares of common stock, representing 7.5% of the class as reported.

Rhea-AI Filing Summary

Occidental Petroleum Corporation ownership disclosure: Dodge & Cox reports beneficial ownership of 74,085,572 shares of common stock, representing 7.5% of the class as reported. Dodge & Cox states these shares are held for its clients and that Dodge & Cox Stock Fund holds 50,637,640 shares (5.1%). The filing is signed by the Chief Compliance Officer on 05/14/2026.

Insights

Institutional Ownership Analyst

Large passive stake reported by Dodge & Cox in OXY.

Dodge & Cox discloses beneficial ownership of 74,085,572 shares (7.5%), indicating a significant institutional position in Occidental Petroleum. The filing attributes holdings to client accounts rather than direct proprietary ownership, with one registered fund holding 50,637,640 shares (5.1%).

Cash‑flow treatment and intent for the shares are not stated; subsequent filings or fund reports could clarify trading patterns or stewardship actions.

Compliance & Regulatory Specialist

Schedule 13G/A used for passive investor reporting.

The amendment updates ownership figures under Schedule 13G/A, reflecting beneficial ownership and voting/dispositive powers: sole voting power 70,357,886, sole dispositive power 74,085,572. The filing follows institutional disclosure norms.

Any party-level dividend/proceeds rights are attributed to clients; the filing names the Chief Compliance Officer and includes the signature date 05/14/2026.

Key Figures

Beneficial ownership: 74,085,572 shares Percent of class: 7.5% Dodge & Cox Stock Fund holding: 50,637,640 shares +2 more

5 metrics

Beneficial ownership 74,085,572 shares reported beneficially owned

Percent of class 7.5% percent of common stock class

Dodge & Cox Stock Fund holding 50,637,640 shares reported holding by Dodge & Cox Stock Fund

Sole voting power 70,357,886 shares shares with sole power to vote

Sole dispositive power 74,085,572 shares shares with sole power to dispose

Key Terms

Schedule 13G/A, beneficial ownership, Investment Company Act of 1940

3 terms

Schedule 13G/A regulatory

"Amendment No. 7 and ownership disclosure table"

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.

beneficial ownership financial

"Item 4. | Ownership (a) | Amount beneficially owned: 74,085,572"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Investment Company Act of 1940 regulatory

"listing of the shareholders of an investment company registered under the Investment Company Act of 1940"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does Dodge & Cox report in Occidental Petroleum (OXY)?

Dodge & Cox reports beneficial ownership of 74,085,572 shares, representing 7.5% of Occidental Petroleum's common stock as stated in the filing.

How much does Dodge & Cox Stock Fund own in OXY?

The filing states Dodge & Cox Stock Fund holds 50,637,640 shares, equal to 5.1% of the class, as disclosed in the Schedule 13G/A amendment.

Does Dodge & Cox report voting or dispositive power over these shares?

Yes. The filing lists sole voting power of 70,357,886 shares and sole dispositive power of 74,085,572 shares, per the ownership table in the amendment.

Are these shares held for Dodge & Cox clients or the firm itself?

The amendment states the shares are held on behalf of Dodge & Cox clients, including investment companies and managed accounts, indicating client ownership and dividend/proceeds rights.

When was this Schedule 13G/A signed?

The Schedule 13G/A amendment is signed by the Chief Compliance Officer on 05/14/2026, as shown on the filing signature block.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/14/2026 - 12:52 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 7)

Occidental Petroleum Corporation

(Name of Issuer)

Common Stock

(Title of Class of Securities)

674599105

(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): 674599105

1

Names of Reporting Persons

Dodge & Cox

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

CALIFORNIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 70,357,886.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 74,085,572.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

74,085,572.00

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)

7.5 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Occidental Petroleum Corporation
(b)	Address of issuer's principal executive offices: 5 Greenway Plaza, Suite 110, Houston, Texas 77046
Item 2.
(a)	Name of person filing: Dodge & Cox
(b)	Address or principal business office or, if none, residence: 555 California Street 40th Floor, San Francisco, CA 94104
(c)	Citizenship: California, USA
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 674599105
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: 74,085,572
(b)	Percent of class: 7.5 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 70,357,886
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 74,085,572
	(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. The clients of Dodge & Cox, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or power to direct the receipt of dividends from, and the proceeds from the sale of, Occidental Petroleum Corporation. Dodge & Cox Stock Fund, an investment company registered under the Investment Company Act of 1940, has an interest of 50,637,640 or 5.1%, of the class of securities reported herein.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
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.

Dodge & Cox

Signature:	/S/ Katherine M. Primas
Name/Title:	Chief Compliance Officer
Date:	05/14/2026