Occidental (NYSE: OXY) CLO awarded 48,983 RSUs, 18,304 shares withheld for taxes

Rhea-AI Filing Summary

Occidental Petroleum executive Sylvia J. Kerrigan, SVP & Chief Legal Officer, reported routine equity compensation activity in company common stock. On March 1, 2026, she acquired 48,983 restricted stock units (RSUs) at no cost as an award under the Amended and Restated 2015 Long-Term Incentive Plan. According to the disclosure, each RSU represents one share of common stock upon vesting and will vest in three equal annual installments beginning on February 28, 2027.

On February 28, 2026, 18,304 shares of common stock were disposed of at $53.08 per share to satisfy tax withholding obligations tied to the vesting of previously reported RSUs, rather than an open-market sale. After these transactions, Kerrigan directly held 179,516 shares and also had 1,656 shares held indirectly through an OPC Savings Plan account based on a 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

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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^*

Kerrigan Sylvia J

(Last) (First) (Middle)

OCCIDENTAL PETROLEUM CORPORATION

5 GREENWAY PLAZA, SUITE 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 & Chief Legal Officer

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)		18,304	D	$53.08	130,533	D
Common Stock	03/01/2026		A(2)		48,983	A	$0	179,516	D
Common Stock								1,656(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:

	/s/ Brittany A. Smith, Attorney-in-Fact for Sylvia J. Kerrigan	03/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transactions did OXY executive Sylvia Kerrigan report?

Sylvia Kerrigan reported an equity award and related tax withholding transactions. She received 48,983 restricted stock units and had 18,304 shares withheld to cover taxes tied to prior RSU vesting, reflecting routine compensation and tax-management activity rather than open-market trading.

How many OXY restricted stock units did Sylvia Kerrigan receive?

Sylvia Kerrigan received an award of 48,983 restricted stock units. Each RSU represents one share of Occidental Petroleum common stock upon vesting, granted under the Amended and Restated 2015 Long-Term Incentive Plan as part of her executive compensation package with the company.

When will Sylvia Kerrigan’s new OXY RSU award vest?

Kerrigan’s 48,983 restricted stock units will vest in three equal annual installments. Vesting begins on February 28, 2027, meaning portions of the award convert into common shares over three years, aligning long-term incentives with her continued service at Occidental Petroleum.

Were Sylvia Kerrigan’s OXY share dispositions open-market sales?

The 18,304-share disposition was not an open-market sale. Those shares were withheld at $53.08 per share specifically to satisfy tax withholding obligations triggered by the vesting of previously granted restricted stock units, a common administrative mechanism for equity compensation.

How many Occidental Petroleum shares does Sylvia Kerrigan hold after these transactions?

After the reported transactions, Sylvia Kerrigan directly held 179,516 shares of OXY common stock. She also had 1,656 additional shares held indirectly through an OPC Savings Plan account, based on a plan statement dated February 27, 2026, reflecting both direct and retirement-plan-related ownership.

What is the significance of the indirect OXY holdings in the OPC Savings Plan?

The filing notes 1,656 shares held indirectly through an OPC Savings Plan. This indicates additional Occidental Petroleum exposure via a company savings or retirement plan, supplementing Kerrigan’s direct holdings and reflecting a portion of her compensation and savings structure with the company.