OX

OXY · CIK 0000797468

OCCIDENTAL PETROLEUM CORP /DE/ (OXY) SEC Filings

Browse 2690 SEC filings for OCCIDENTAL PETROLEUM CORP /DE/, covering Jan 11, 1995 through Jul 10, 2026, organized by filing purpose with direct links to the original EDGAR documents.

NYSECrude Petroleum & Natural GasFiscal year end: 12-31View company on SEC.gov

Indexed filings

2,690

Filed in the last 12 months

67

History covered

19952026

Latest filing

8-K

Jul 10, 2026

Latest important filings

Jump directly to the most recent annual, quarterly, and current reports.

Latest annual report

10-K

Annual report · Feb 18, 2026

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Latest quarterly report

10-Q

Quarterly report · May 5, 2026

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Latest company update

8-K

Results of operations · Jul 10, 2026

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Complete filing history

Search by form or description, filter by purpose and year, and open the original SEC document.

50 filings

All categories

Search by form or description, filter by purpose and year, and open the original SEC document.

50
FormDescriptionPeriod endedFiled
8-KResults of operationsJul 10, 2026Jul 10, 2026
11-KEmployee benefit plan annual reportDec 31, 2025Jun 29, 2026
4Change in insider ownershipJun 23, 2026Jun 24, 2026
4Change in insider ownershipJun 1, 2026Jun 3, 2026
4Change in insider ownershipJun 1, 2026Jun 3, 2026
SCHEDULE 13G/A
Amended
SCHEDULE 13G filingMay 14, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
4Change in insider ownershipMay 4, 2026May 6, 2026
10-QQuarterly reportMar 31, 2026May 5, 2026
8-KResults of operationsMay 5, 2026May 5, 2026
8-KCURRENT REPORTApr 30, 2026May 4, 2026
SCHEDULE 13GSCHEDULE 13G filingApr 30, 2026
4Change in insider ownershipApr 14, 2026Apr 16, 2026
8-KResults of operationsApr 10, 2026Apr 10, 2026
SCHEDULE 13G/A
Amended
SCHEDULE 13G filingMar 27, 2026
ARSANNUAL REPORT TO SECURITY HOLDERSDec 31, 2025Mar 19, 2026
DEFA14AAdditional proxy materialsMar 19, 2026
DEF 14ADefinitive proxy statementDec 31, 2025Mar 19, 2026

Page 1 of 2

Recent filing activity

Annual filing counts derived from this company's SEC history.

2026

49 filings

2025

69 filings

2024

82 filings

2023

74 filings

2022

85 filings

2021

71 filings

2020

160 filings

2019

173 filings

Sources and methodology

How this filing index is assembled and checked.

Filing metadata comes from SEC EDGAR submissions. Categories and plain-language labels are generated deterministically from SEC form and item codes; filing content is not summarized on this page.

Index updated: 7/15/2026

For research and education only. Always review the original SEC filing before making a decision.