FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Backus Marcia E.   2. Issuer Name and Ticker or Trading Symbol OCCIDENTAL PETROLEUM CORP /DE/ [OXY] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) SVP, GC & CCO (Last) (First) (Middle) OCCIDENTAL PETROLEUM CORPORATION, 5 GREENWAY PLAZA, STE. 110 3. Date of Earliest Transaction (Month/Day/Year) 02/07/2018 (Street) HOUSTON, TX 77046 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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 02/07/2018   A(1)   19,322 A $ 0 53,127 D   Common Stock 02/07/2018   A(2)   20,087 A $ 0 73,214 D   Common Stock               1,204 (3) I By OPC Savings Plan

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Backus Marcia E. OCCIDENTAL PETROLEUM CORPORATION 5 GREENWAY PLAZA, STE. 110 HOUSTON, TX 77046			SVP, GC & CCO

Signatures

/s/ Nicole E. Clark, Attorney-in-Fact for Marcia E. Backus		02/09/2018
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Award of restricted stock units (RSUs) pursuant to the Issuer's 2015 Long-Term Incentive Plan (2015 LTIP). Each RSU represents a contingent right to receive one share of the Issuer's common stock upon vesting. The RSUs will vest in three equal annual installments beginning on February 28, 2019.
(2)	On February 15, 2017, the reporting person was granted 20,087 performance stock units (PSUs) pursuant to the 2015 LTIP, which were subject to performance- and time-based vesting conditions. On February 7, 2018, achievement of the performance condition was certified by the Compensation Committee of the Issuer's Board of Directors, vesting the performance condition and converting the PSUs into RSUs. Each RSU represents a contingent right to receive one share of the Issuer's common stock upon vesting. The RSUs will vest in three equal annual installments beginning February 28, 2018.
(3)	Based on a plan statement dated February 7, 2018.

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