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 * FARRIS G STEVEN   2. Issuer Name and Ticker or Trading Symbol APACHE CORP [APA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chairman and CEO (Last) (First) (Middle) 2000 POST OAK BLVD., SUITE 100 3. Date of Earliest Transaction (Month/Day/Year) 01/03/2011 (Street) HOUSTON, TX 77056 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 (1) 01/03/2011   M(2)   50,000 A $ 0 340,660 D   Common Stock (1) 01/03/2011   F(3)   18,262 D $ 121.03 322,398 D   Common Stock (1)               36.109 I Held by trustee of 401(k) plan Common Stock (1)               11,385.529 I Held by Trustee of NQ Plan Common Stock (1)               10,000 I By Trust fbo Grandchildren Common Stock (1)               300 I By Son Common Stock (1)               3,450 I By Trust fbo Son Common Stock (1)               72 I By Spouse Common Stock (1)               26,217.48 I Held in IRA

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

Restricted Stock / Units (4)

$ 0

01/03/2011

M

50,000

(5)

(5)

Common Stock (1)

50,000

$ 0

110,762

D

Restricted Stock / Units (4)

$ 0 (6)

(7)

(7)

Common Stock (1)

295

295

I

By Spouse

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
FARRIS G STEVEN 2000 POST OAK BLVD. SUITE 100 HOUSTON, TX 77056	X		Chairman and CEO

Signatures

Cheri L. Peper, Attorney-in-Fact		01/05/2011
**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)	The shares of common stock of Apache are deemed to also represent certain preferred stock purchase rights ('Rights'). The Rights are not currently exercisable or separately tradable and presently are evidenced by certificates for shares of the common stock. Value attributable to such Rights, if any, is reflected in the market price of the common stock.
(2)	Vesting on 01/03/2011 of restricted stock units pursuant to restricted stock unit award agreement under employer plan. Of these 50,000 shares, 30,000 shares (19,043 shares after tax withholding) will not be eligible for sale by Mr. Farris until such time as he retires as chief executive officer or otherwise terminates employment with the company.
(3)	Shares withheld to cover required tax withholding on vesting of restricted stock units effective as of 01/03/2011.
(4)	With tandem tax withholding right
(5)	Pursuant to a restricted stock award agreement dated 05/08/08, Mr. Farris was granted 250,000 restricted stock units. The restricted stock units will vest 50,000 on 07/01/2009, and the remaining 200,000 will vest ratably on the first business day of each of 2010, 2011, 2012, and 2013. Upon vesting, Apache will issue one share of common stock for each restricted stock unit, and 30,000 out of each 50,000 shares will not be eligible for sale by Mr. Farris until such time as he retires as chief executive officer or otherwise terminates employment with the company.
(6)	One share of Apache common stock for each restricted stock unit.
(7)	Restricted stock units granted under employer plan. The units vest ratably over four years beginning one year from the date of grant.

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