SEC FORM 4 SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
 
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
OCCIDENTAL PETROLEUM CORP /DE/

(Last) (First) (Middle)
10889 WILSHIRE BOULEVARD

(Street)
LOS ANGELES CA 90024

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
PREMCOR INC [ PCO ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director X 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
05/27/2005
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
Form filed by One Reporting Person
X Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 05/27/2005 G 1,908,209 D $0 0 D
Common Stock 05/27/2005 G 1,908,209 A $0 9,034,646 I by subsidiary(1)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
1. Name and Address of Reporting Person*
OCCIDENTAL PETROLEUM CORP /DE/

(Last) (First) (Middle)
10889 WILSHIRE BOULEVARD

(Street)
LOS ANGELES CA 90024

(City) (State) (Zip)
1. Name and Address of Reporting Person*
OCCIDENTAL C O B PARTNERS

(Last) (First) (Middle)
110 WEST 7TH STREET
P.O. BOX 200

(Street)
TULSA OK 74102

(City) (State) (Zip)
1. Name and Address of Reporting Person*
PLACID OIL CO

(Last) (First) (Middle)
10889 WILSHIRE BOULEVARD

(Street)
LOS ANGELES CA 90024

(City) (State) (Zip)
1. Name and Address of Reporting Person*
OXY USA INC

(Last) (First) (Middle)
5 GREENWAY PLAZA

(Street)
HOUSTON TX 77046

(City) (State) (Zip)
1. Name and Address of Reporting Person*
OCCIDENTAL OIL & GAS HOLDING CORP

(Last) (First) (Middle)
10889 WILSHIRE BOULEVARD

(Street)
LOS ANGELES CA 90024

(City) (State) (Zip)
1. Name and Address of Reporting Person*
OCCIDENTAL PETROLEUM INVESTMENT CORP

(Last) (First) (Middle)
10889 WILSHIRE BOULEVARD

(Street)
LOS ANGELES CA 90024

(City) (State) (Zip)
Explanation of Responses:
1. Owned by Occidental C.O.B. Partners, an indirect wholly-owned subsidiary of Occidental Petroleum Corporation.
/s/ J. R. HAVERT, Vice President and Treasurer of Occidental Petroleum Corporation 05/31/2005
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
                             JOINT FILER INFORMATION


Name:                                   Occidental C.O.B. Partners

Address:                                110 West 7th Street
                                        P.O. Box 300
                                        Tulsa, Oklahoma 74102

Designated Filer:                       Occidental Petroleum Corporation

Issuer & Ticker Symbol:                 Premcor Inc. (PCO)

Date of Event Requiring Statement:      05/27/2005

Signature:                              OCCIDENTAL C.O.B. PARTNERS
                                        by OXY USA Inc., its managing partner


                                        By: /s/ J. R. HAVERT
                                            ------------------------------------
                                            J. R. Havert
                                            Vice President and Treasurer


                                   Page 3 of 7

                             JOINT FILER INFORMATION


Name:                                   Placid Oil Company

Address:                                10889 Wilshire Boulevard
                                        Los Angeles, California 90024

Designated Filer:                       Occidental Petroleum Corporation

Issuer & Ticker Symbol:                 Premcor Inc. (PCO)

Date of Event Requiring Statement:      05/27/2005

Signature:                              PLACID OIL COMPANY


                                        By: /s/ J. R. HAVERT
                                            ------------------------------------
                                            J. R. Havert
                                            Vice President and Treasurer


                                   Page 4 of 7

                             JOINT FILER INFORMATION


Name:                                   OXY USA Inc.

Address:                                5 Greenway Plaza
                                        Houston, Texas 77046

Designated Filer:                       Occidental Petroleum Corporation

Issuer & Ticker Symbol:                 Premcor Inc. (PCO)

Date of Event Requiring Statement:      05/27/2005

Signature:                              OXY USA INC.


                                        By: /s/ J. R. HAVERT
                                            ------------------------------------
                                            J. R. Havert
                                            Vice President and Treasurer


                                   Page 5 of 7

                             JOINT FILER INFORMATION


Name:                                   Occidental Oil and Gas Holding
                                        Corporation

Address:                                10889 Wilshire Boulevard
                                        Los Angeles, California 90024

Designated Filer:                       Occidental Petroleum Corporation

Issuer & Ticker Symbol:                 Premcor Inc. (PCO)

Date of Event Requiring Statement:      05/27/2005

Signature:                              OCCIDENTAL OIL AND GAS HOLDING
                                        CORPORATION


                                        By: /s/ J. R. HAVERT
                                            ------------------------------------
                                            J. R. Havert
                                            Vice President and Treasurer


                                   Page 6 of 7



                             JOINT FILER INFORMATION



Name:                                   Occidental Petroleum Investment Co.

Address:                                10889 Wilshire Boulevard
                                        Los Angeles, California 90024

Designated Filer:                       Occidental Petroleum Corporation

Issuer & Ticker Symbol:                 Premcor Inc. (PCO)

Date of Event Requiring Statement:      05/27/2005

Signature:                              OCCIDENTAL PETROLEUM
                                        INVESTMENT CO.


                                        By: /s/ J. R. HAVERT
                                            ------------------------------------
                                            J. R. Havert
                                            Vice President and Treasurer


                                   Page 7 of 7