# EDGAR Filing Document

**Accession Number:** 0001962857
**File Stem:** 0001567619-23-001090
**Filing Date:** 2023-1
**Character Count:** 6692
**Document Hash:** 17b1732adf8cda9e37a521314c15a09f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001567619-23-001090.hdr.sgml**: 20230120

**ACCESSION NUMBER**: 0001567619-23-001090

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230117

**FILED AS OF DATE**: 20230120

**DATE AS OF CHANGE**: 20230120

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ONeill Claire
- **CENTRAL INDEX KEY:** 0001962857

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-09210
- **FILM NUMBER:** 23542076

**MAIL ADDRESS:**
- **STREET 1:** 5 GREENWAY PLAZA, SUITE 110
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** OCCIDENTAL PETROLEUM CORP /DE/
- **CENTRAL INDEX KEY:** 0000797468
- **STANDARD INDUSTRIAL CLASSIFICATION:** CRUDE PETROLEUM & NATURAL GAS [1311]
- **IRS NUMBER:** 954035997
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 5 GREENWAY PLAZA
- **STREET 2:** SUITE 110
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046
- **BUSINESS PHONE:** 7132157000

**MAIL ADDRESS:**
- **STREET 1:** 5 GREENWAY PLAZA
- **STREET 2:** SUITE 110
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77046

## Ex-24

#### Exhibit 24

#### POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby constitutes and appoints each of Nicole E. Clark and Brittany A. Smith, signing singly, the undersigned's true and lawful attorney-in-fact to:

1. Execute for and on behalf of the undersigned a Form ID (including amendments thereto), or any other forms prescribed by the United States Securities and Exchange Commission (the "SEC"), that may be necessary to obtain codes and passwords enabling the undersigned to make electronic filings with the SEC or the forms referenced in clause 2 below;

2. Execute for and on behalf of the undersigned, in the undersigned's capacity as a director of Occidental Petroleum Corporation (the "Company"), Forms 3, 4 and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended (the "Exchange Act") and the rules thereunder; and

<br> 3. Do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4 and 5 and timely file such form with the SEC and any stock exchange or similar authority.

**The undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's responsibilities to comply with Section 16 of the Exchange Act.** This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.

In the event that any one of the attorneys-in-fact referenced herein ceases to hold the office of Corporate Secretary, Assistant Corporate Secretary or Assistant Secretary, this Power of Attorney will be without force or effect regarding that attorney-in-fact but will remain in full force and effect with regard to each remaining attorney-in-fact as long as each such attorney-in-fact is empowered as Corporate Secretary, Assistant Corporate Secretary or Assistant Secretary by the Company.

**IN WITNESS WHEREOF**, the undersigned has caused this Power of Attorney to be executed as of this 19<sup>th</sup> day of January 2023.

---

| |
|:---|
| /s/ Claire O'Neill |
| Claire O'Neill |

---

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ONeill Claire<br><sub>(Last) (First) (Middle)</sub><br>OCCIDENTAL PETROLEUM CORPORATION<br>5 GREENWAY PLAZA, SUITE 110<br><sub>(Street)</sub><br>HOUSTON, TX 77046<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>OCCIDENTAL PETROLEUM CORP /DE/ [ OXY ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2023-01-17 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [ ] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| No Securities Beneficially Owned | 0 | D |  |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

**Remarks:**
Exhibit List Exhibit 24 - Power of Attorney

**Signature:** /s/ Brittany A. Smith, Attorney-in-Fact for Claire O'Neill  
**Date:** 2023-01-20

### Remarks:

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.**