13F-HR/A 1 form13f-20051231.txt AMENDMENT TO FORM 13F UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: September 30, 2005 Check here if Amendment |X|; Amendment Number: 12 This Amendment (Check only one.): [X] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Occidental Petroleum Corporation Address: 10889 Wilshire Boulevard Los Angeles, California 90024 Form 13F File Number: 28-10313 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Jim A. Leonard Vice President and Controller Occidental Petroleum Corporation Phone: (310) 208-8800 Signature, Place, and Date of Signing: /s/ JIM A. LEONARD Los Angeles, California March 8, 2005 --------------------------- ----------------------- ----------------- [Signature] [City, State] [Date] Report Type (Check only one.): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 2 Form 13F Information Table Entry Total: 1 Form 13F Information Table Value Total: $721,933 (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. No. 13F File Number Name 1 28- Occidental Petroleum Investment Co. 2 28- Occidental Chemical Holding Corporation
FORM 13F INFORMATION TABLE COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 ----------------- -------------- --------- ---------- ------------------- -------------- ------------- ----------------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAMES OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS ----------------------------- SOLE SHARED NONE ----------------- -------------- --------- ---------- ---------- --- ---- -------------- ------------- ---------- --------- -------- Lyondell Chemical Company Common Stock 552078107 $ 721933 30307860 SH SHARED-DEFINED 1,2 30307860