Company: OXY-WT
Filing Date: 2025-06-27
Form Type: 11-K
Source: 0000797468-25-000098
Chunk: 19

Company: OCCIDENTAL PETROLEUM CORP /DE/
Filing Date: 2025-06-27
Form: 11-K
Chunk 19
---
 of Asset on Transaction Date |         |     | Net gain |   |
|:---------------------------|:----|:---------------------------------------------------------------------------|:----|:---------------|--------:|:----|:--------------|--------:|:----|:-------------|:--|:----|:----------------------------------|:--|:----|:--------------|--------:|:----|:-------------------------------------------|--------:|:----|:---------|:--|
|                            |     | 192 Acquisitions                                                           |     | $              | 115,971 |     | $             |       — |     | $            | — |     | $                                 | — |     | $             | 115,971 |     | $                                          | 115,971 |     | $        | — |
|                            |     | 291 Dispositions                                                           |     | $              |       — |     | $             | 115,595 |     | $            | — |     | $                                 | — |     | $             | 115,595 |     | $                                          | 115,595 |     | $        | — |

* Represents a party-in-interest, as defined by ERISA.

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### Signatures
Pursuant to the requirements of the Securities Exchange Act of 1934, the trustees (or other persons who administer the Occidental Petroleum Corporation Savings Plan) have duly caused this annual report to be signed on its behalf by the undersigned hereunto duly authorized.

| OCCIDENTAL PETROLEUM CORPORATION SAVINGS PLAN |     |                                                      |
| By                                            |     | /s/ Michele Oubre                                    |
|                                               |     | Michele Oubre - Chair of the                         |
|                                               |     | Occidental Petroleum Corporation                     |
|                                               |     | Pension and Retirement Plan Administrative Committee |

Dated: June 27, 2025

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#### Exhibit Index
| Exhibit |     |                                                          |
| No.     |     | Exhibit                                                  |
| 23.1    |     | Consent of Independent Registered Public Accounting Firm |

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