Company: OXY-WT
Filing Date: 2025-07-28
Form Type: 424B2
Source: 0001628280-25-036238
Chunk: 27

Company: OCCIDENTAL PETROLEUM CORP /DE/
Filing Date: 2025-07-28
Form: 424B2
Chunk 27
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 transports and stores oil (which includes condensate), NGL, natural gas, carbon dioxide and power. It also optimizes its transportation and storage capacity, and invests in entities that conduct similar activities, such as Western Midstream Partners, L.P. (“WES”).

The midstream and marketing segment also includes our low carbon ventures (“OLCV”) businesses. OLCV seeks to leverage our legacy of carbon management expertise to develop carbon capture, utilization and storage projects, including the commercialization of direct air capture technology, and invests in other low-carbon technologies intended to reduce greenhouse gas emissions from our operations and strategically partner with other industries to help reduce their emissions.

Our principal executive offices are located at 5 Greenway Plaza, Suite 110, Houston, Texas 77046; our telephone number is (713) 215-7000.

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### RISK FACTORS
Investing in our securities involves risks. Before you invest in our securities you should carefully consider the risk factors relating to an investment in our securities described in this prospectus, any applicable prospectus supplement and our Annual Report on Form 10-K for the year ended December 31, 2024 and in any subsequent periodic or current reports filed with the SEC under the Exchange Act that include “Risk Factors” or that discuss risks to investing in our securities and that are incorporated herein by reference.

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### USE OF PROCEEDS
Unless otherwise specified in an applicable prospectus supplement, we intend to use the net proceeds we receive from the sale of any securities offered under this prospectus for general corporate purposes, including, among other possible uses, repayment or refinancing of debt, acquisitions, working capital, capital expenditures and repurchases and redemptions of securities.

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### DESCRIPTION OF SENIOR DEBT SECURITIES

#### General
We may issue one or more series of senior debt securities pursuant to this prospectus. We will issue the senior debt securities under that certain indenture (the “Senior Indenture”), dated as of August 8, 2019, between us and The Bank of New York Mellon Trust Company, N.A., as trustee (“Senior Indenture Trustee”). The Senior Indenture is included as an exhibit to the registration statement of which this prospectus is a part.

Below is a description of certain general terms of the senior debt securities. The description is not complete and is subject to