(OXY)

Reporting relationship: Senior Vice President
Issuer ticker: OXY
Reported as of: 28 Feb 2026
Net transaction value: -$500,863
SEC form: 4
Accepted by SEC: 03 Mar 2026, 20:10:16 UTC
Prior SEC filing: 04 Mar 2025
Source filing: View source filing
Reporting owner signature: /s/ Brittany A. Smith, Attorney-in-Fact for Jeff F. Simmons

Key filing fact

Jeff F. Simmons filed Form 4 for OCCIDENTAL PETROLEUM CORP /DE/ (OXY) on 03 Mar 2026.

Key facts

This page summarizes Jeff F. Simmons's Form 4 filing for OCCIDENTAL PETROLEUM CORP /DE/ (OXY).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 03 Mar 2026, 20:10.

Change

Previous filing in this sequence was filed on 04 Mar 2025.
Current net transaction value: -$500,863.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001977241 Primary reporting owner

Simmons Jeff F

Relationship: Senior Vice President
Address: OCCIDENTAL PETROLEUM CORPORATION, 5 GREENWAY PLAZA, STE 110, HOUSTON
Signature: /s/ Brittany A. Smith, Attorney-in-Fact for Jeff F. Simmons
Signature date: 03 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

OXY transaction

Common Stock

Tax liability

Transaction value: $500,863
Shares: -9,436
Change %: -3%
Price: $53.08
Shares after: 308,611
Date: 28 Feb 2026
Ownership: Direct
Footnotes: F1

OXY transaction

Common Stock

Award

Transaction value: $0
Shares: +24,115
Change %: +7.8%
Price: $0.000000
Shares after: 332,726
Date: 01 Mar 2026
Ownership: Direct
Footnotes: F2

OXY holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 4,891
Date: 28 Feb 2026
Ownership: By OPC Savings Plan
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

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

Footnote F2

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.

Footnote F3

Based on a plan statement dated February 27, 2026.

SEC remarks

Exhibit List Exhibit 24 - Power of Attorney