OCCIDENTAL PETROLEUM CORP /DE/

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Q: Mar 31 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jun 30 2023

Q: Mar 31 2023

FY: Dec 31 2022

FY: Dec 31 2022

Q: Sep 30 2022

Q: Jun 30 2022

Q: Mar 31 2022

FY: Dec 31 2021

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Regulation FD Disclosure

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Completion of Acquisition or Disposition of Assets

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Entry into a Material Definitive Agreement

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Regulation FD Disclosure

Results of Operations and Financial Condition

Other Events

Other Events

Results of Operations and Financial Condition

Results of Operations and Financial Condition

Prospectus Supplement for Delayed or Continuous Offering

Prospectus Supplement for Delayed or Continuous Offering

Automatic Shelf Registration

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Delayed or Continuous Offering

Prospectus Supplement for Primary Offering

Automatic Shelf Registration

Prospectus Supplement for Delayed or Continuous Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Automatic Shelf Registration

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Prospectus Supplement for Delayed or Continuous Offering

Prospectus Supplement for Delayed or Continuous Offering

Certification of approval for listing and registration on a national securities exchange

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Shareholder Letter

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Shareholder Letter

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Shareholder Letter

Additional Information for Proxy Statement/ Votes

Shareholder Letter

Shareholder Letter

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Shareholder Letter

Shareholder Letter

Definitive Proxy Statement

Jackson Richard A.

Hollub Vicki A.

POLLACK BRAD

POLLACK BRAD

BlackRock, Inc.

Jackson Richard A.

Hollub Vicki A.

Jackson Richard A.

DODGE & COX

Shearer Bob

POLADIAN AVEDICK BARUYR

KLESSE WILLIAM R

BAILEY VICKY A

Robinson Kenneth B.

GUTIERREZ CARLOS M

GOULD ANDREW

MOORE JACK B

ONeill Claire

VANGUARD CAPITAL MANAGEMENT LLC

POLADIAN AVEDICK BARUYR

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Specialized Disclosure Report

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Specialized Disclosure Report

No description available

No description available

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual Report Scanned (Paper)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Annual reports of employee stock purchase savings and similar plans pursuant to Section 15(d)

Letter from the SEC

No description available