Stockholder Services

Transfer Agent

EQ Shareowner Services

P.O. Box 64874
St. Paul, MN 55164-0874
Tel: (877) OXY-8166 or (877) 699-8166 (U.S. toll free)
Tel: (651) 450-4064 (from outside the U.S.)
Website: www.shareowneronline.com

Earnings Package

1st Quarter 2020

Investor Relations Contacts

Corporate Headquarters
Occidental Corporation
5 Greenway Plaza, Suite 110
Houston, Texas 77046-0506

Investor Relations
Jeff Alvarez - Vice President Investor Relations
Neil Backhouse - Director Investor Relations
Email
(713) 552-8811


	2018 Occidental Operational and Financial Performance (13:23) An overview of Occidental's oil and gas operations and financial highlights from the company's 2018 Annual Video. This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx Occidental Domestic Operations (2:04) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx Occidental International Operations (:43) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx OxyChem Operations (0:46) This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx

2018 Occidental Operational and Financial Performance (13:23)

An overview of Occidental's oil and gas operations and financial highlights from the company's 2018 Annual Video. This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx

Occidental Domestic Operations (2:04)

This video may contain statements about the future that may not materialize, and may include reserves disclosures that we are prohibited from using in our filings with the SEC due to their speculative nature. For warnings about these statements, read more here: http://www.oxy.com/Information/Pages/Media-Disclaimers.aspx

Occidental International Operations (:43)

OxyChem Operations (0:46)

Stockholder Services

Transfer Agent

​​​1st Quarter 2020

Title

Title

1st Quarter 2020