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 *
EVANS DANIEL J
   2. Issuer Name and Ticker or Trading Symbol
COSTCO WHOLESALE CORP /NEW [COST] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
5215 NE 45TH ST.		 3. Date of Earliest Transaction (Month/Day/Year)
10/20/2011
(Street)

SEATTLE, WA 98105		 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 10/20/2011   M   12,000 A $ 37.35 20,200 D  
Common Stock 10/20/2011   M   12,000 A $ 43.79 32,200 D  
Common Stock 10/20/2011   S   24,000 D (1) (2) 8,200 D  
Common Stock 10/21/2011   M   12,000 A $ 30.41 20,200 D  
Common Stock 10/21/2011   S   4,379 D (3) 15,821 D  
Common Stock               9,600 I The Evans 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
Stock Option $ 43.79 10/20/2011   M     12,000 04/01/2005 04/01/2015 Common Stock 12,000 $ 43.79 0 D  
Stock Option $ 37.35 10/20/2011   M     12,000 04/01/2004 04/01/2014 Common Stock 12,000 $ 37.35 0 D  
Stock Option $ 30.41 10/21/2011   M     12,000 04/01/2003 04/01/2013 Common Stock 12,000 $ 30.41 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
EVANS DANIEL J
5215 NE 45TH ST.
SEATTLE, WA 98105		   X      

Signatures

 Deanna K. Nakashima, attorney-in-fact   10/24/2011
**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: 2052 @ 84.2000 100 @ 84.2001 100 @ 84.2005 100 @ 84.2019 100 @ 84.2028 100 @ 84.2036 100 @ 84.2050 1322 @ 84.2100 700 @ 84.2101 100 @ 84.2115 100 @ 84.2125 100 @ 84.2126 500 @ 84.2150 100 @ 84.2154 1400 @ 84.2200 100 @ 84.2225 100 @ 84.2228 200 @ 84.2250 1326 @ 84.2300 300 @ 84.2301 100 @ 84.2305 100 @ 84.2308 100 @ 84.2312 100 @ 84.2316 100 @ 84.2325 100 @ 84.2330 100 @ 84.2349 200 @ 84.2350 100 @ 84.2375 300 @ 84.2400 100 @ 84.2417 100 @ 84.2428 985 @ 84.2500 100 @ 84.2510 100 @ 84.2530 588 @ 84.2600 100 @ 84.2628 100 @ 84.2635 100 @ 84.2650 100 @ 84.2667 400 @ 84.2700 100 @ 84.2775 527 @ 84.2800
(2) Shares sold as follows (continued) 100 @ 84.2801 100 @ 84.2804 100 @ 84.2811 100 @ 84.2817 100 @ 84.2821 100 @ 84.2825 500 @ 84.2900 300 @ 84.2901 200 @ 84.2914 15 @ 84.3000 400 @ 84.3124 100 @ 84.3200 132 @ 84.3300 100 @ 84.3316 453 @ 84.3400 100 @ 84.3406 100 @ 84.3450 529 @ 84.3500 100 @ 84.3530 271 @ 84.3600 100 @ 84.3650 145 @ 84.3800 200 @ 84.3900 100 @ 84.3934 100 @ 84.3950 1432 @ 84.4000 1666 @ 84.4050 82 @ 84.4100 100 @ 84.4200 100 @ 84.4202 111 @ 84.4250 55 @ 84.4300 309 @ 84.4350 100 @ 84.4417 100 @ 84.4500 100 @ 84.4550 200 @ 84.4554 700 @ 84.4600 500 @ 84.4700 100 @ 84.4800 100 @ 84.4875
(3) Shares sold as follows: 1,338 @ $84.9950 198 @ $85.0000 46 @ $85.0100 354 @ $85.0200 2,443 @ $85.0300

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