OXY (OXY) CFO Mathew Sunil granted 26,376 RSUs and withholds shares for taxes

Rhea-AI Filing Summary

Occidental Petroleum’s SVP & CFO, Mathew Sunil, reported routine equity compensation and related tax withholding transactions in company common stock. On March 1, 2026, he acquired 26,376 shares at $0 per share as a grant of restricted stock units (RSUs) under the Amended and Restated 2015 Long-Term Incentive Plan, bringing his directly held stake after this award to 228,739 shares. The RSUs vest in three equal annual installments beginning on February 28, 2027, each RSU representing one share upon vesting. On February 28, 2026, 9,732 shares were disposed of at $53.08 per share to satisfy tax withholding obligations tied to the vesting of previously reported RSUs, leaving 202,363 shares directly held after that tax-related disposition. He also has an indirect interest in 5,061 shares held through the OPC Savings Plan, based on a plan statement dated February 27, 2026.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Mathew Sunil

(Last) (First) (Middle)

OCCIDENTAL PETROLEUM CORPORATION

5 GREENWAY PLAZA, STE 110

(Street)

HOUSTON TX 77046

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
OCCIDENTAL PETROLEUM CORP /DE/ [ OXY ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & CFO

3. Date of Earliest Transaction (Month/Day/Year)
02/28/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/28/2026		F(1)		9,732	D	$53.08	202,363	D
Common Stock	03/01/2026		A(2)		26,376	A	$0	228,739	D
Common Stock								5,061(3)	I	By OPC Savings Plan

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of common stock withheld to satisfy tax withholding obligations upon the vesting of previously reported restricted stock units (RSUs).

2. Award of RSUs pursuant to the Issuer's Amended and Restated 2015 Long-Term Incentive Plan. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon vesting. The RSUs will vest in three equal annual installments beginning on February 28, 2027.

3. Based on a plan statement dated February 27, 2026.

Remarks:

Exhibit List Exhibit 24 - Power of Attorney

	/s/ Brittany A. Smith, Attorney-in-Fact for Sunil Mathew	03/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did OXY CFO Mathew Sunil report in this Form 4?

He reported a grant of 26,376 RSU-based common shares at $0 on March 1, 2026, and a 9,732-share tax-withholding disposition at $53.08 on February 28, 2026, both involving Occidental Petroleum common stock.

Was the OXY CFO’s 9,732-share disposition an open-market stock sale?

No, the 9,732-share disposition at $53.08 per share was to satisfy tax withholding obligations upon vesting of previously reported RSUs, not an open-market sale, according to the disclosure footnote.

How many Occidental Petroleum shares does the CFO hold after these transactions?

After the March 1, 2026 RSU grant, he directly holds 228,739 common shares. Following the February 28, 2026 tax-withholding disposition, his direct holdings were 202,363 shares, before the new RSU award increased that figure.

What are the vesting terms of the CFO’s new 26,376 RSUs at OXY?

The 26,376 RSUs vest in three equal annual installments, beginning on February 28, 2027. Each RSU represents a contingent right to receive one share of Occidental Petroleum common stock upon vesting, as disclosed.

Does the OXY CFO have any indirect ownership through a savings plan?

Yes, he has an indirect interest in 5,061 shares of Occidental Petroleum common stock held by the OPC Savings Plan, based on a plan statement dated February 27, 2026, according to the filing.

Was the 26,376-share acquisition by the OXY CFO a market purchase?

No, the 26,376-share acquisition was an RSU award under the company’s long-term incentive plan at $0 per share, reflecting equity compensation rather than an open-market stock purchase transaction.