Ownership Submission
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 *
MOULTON PAUL G
  2. Issuer Name and Ticker or Trading Symbol
COSTCO WHOLESALE CORP /NEW [COST]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Executive VP
(Last)
(First)
(Middle)
999 LAKE DRIVE
3. Date of Earliest Transaction (Month/Day/Year)
10/19/2011
(Street)

ISSAQUAH, WA 98027
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 10/19/2011   S   20,000 D (1) (2) 54,028 D  
Common Stock 10/19/2011   F   1,794 D $ 84.38 52,234 D  
Common Stock               15,600 I Moulton Revocable Trust

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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
MOULTON PAUL G
999 LAKE DRIVE
ISSAQUAH, WA 98027
      Executive VP  

Signatures

 Deanna K. Nakashima, attorney-in-fact   10/20/2011
**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) Shares sold as follows: 100 @ 84.5400 100 @ 84.5401 100 @ 84.5500 100 @ 84.5505 100 @ 84.5510 100 @ 84.5600 100 @ 84.5801 100 @ 84.5900 100 @ 84.5901 100 @ 84.5929 400 @ 84.6100 100 @ 84.6201 100 @ 84.6204 500 @ 84.6300 100 @ 84.6301 100 @ 84.6302 100 @ 84.6309 100 @ 84.6310 100 @ 84.6316 100 @ 84.6334 100 @ 84.6335 100 @ 84.6400 100 @ 84.6417 1100 @ 84.6500 100 @ 84.6508 100 @ 84.6519 1300 @ 84.6600 100 @ 84.6642 100 @ 84.6645 718 @ 84.6700 100 @ 84.6701 100 @ 84.6714 100 @ 84.6722 682 @ 84.6800 100 @ 84.6801 100 @ 84.6808 100 @ 84.6813 700 @ 84.6900 600 @ 84.6901 2100 @ 84.7000 700 @ 84.7001 100 @ 84.7004 100 @ 84.7005 200 @ 84.7018 100 @ 84.7024 100 @ 84.7026 1200 @ 84.7200
(2) 100 @ 84.7207 100 @ 84.7212 100 @ 84.7213 100 @ 84.7232 100 @ 84.7300 100 @ 84.7311 100 @ 84.7313 100 @ 84.7317 100 @ 84.7327 100 @ 84.7334 820 @ 84.7400 100 @ 84.7406 100 @ 84.7411 1300 @ 84.7500 100 @ 84.7501 100 @ 84.7505 100 @ 84.7506 100 @ 84.7520 100 @ 84.7524 880 @ 84.7600 200 @ 84.7700 300 @ 84.7701 100 @ 84.7713 100 @ 84.7719 200 @ 84.7800 100 @ 84.7801 100 @ 84.7939 500 @ 84.8000

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