<SEC-DOCUMENT>0000909832-16-000038-index.html : 20161216
<SEC-HEADER>0000909832-16-000038.hdr.sgml : 20161216
<ACCEPTANCE-DATETIME>20161215202700
ACCESSION NUMBER:		0000909832-16-000038
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20161216
DATE AS OF CHANGE:		20161215
EFFECTIVENESS DATE:		20161216

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COSTCO WHOLESALE CORP /NEW
		CENTRAL INDEX KEY:			0000909832
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-VARIETY STORES [5331]
		IRS NUMBER:				911223280
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			0902

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20355
		FILM NUMBER:		162054869

	BUSINESS ADDRESS:	
		STREET 1:		999 LAKE DRIVE
		CITY:			ISSAQUAH
		STATE:			WA
		ZIP:			98027-
		BUSINESS PHONE:		4253138100

	MAIL ADDRESS:	
		STREET 1:		999 LAKE DRIVE
		CITY:			ISSAQUAH
		STATE:			WA
		ZIP:			98027

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COSTCO COMPANIES INC
		DATE OF NAME CHANGE:	19970401

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PRICE/COSTCO INC
		DATE OF NAME CHANGE:	19930728
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>costdefproxy2016additional.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: costdefproxy2016additional.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>cardpage1a01.jpg
<TEXT>
Document 2 - file: cardpage1a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>cardpage2a01.jpg
<TEXT>
Document 3 - file: cardpage2a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>cardpage3a01.jpg
<TEXT>
Document 4 - file: cardpage3a01.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>cardpage4a01.jpg
<TEXT>
Document 5 - file: cardpage4a01.jpg

</DOCUMENT>
</SEC-DOCUMENT>