# EDGAR Filing Document

**Accession Number:** 0000909832
**File Stem:** 0000909832-25-000160
**Filing Date:** 2025-12
**Character Count:** 2343
**Document Hash:** cedf7afa95594e8fd74e5b4119ac466d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000909832-25-000160.hdr.sgml**: 20251204

**ACCESSION NUMBER**: 0000909832-25-000160

**CONFORMED SUBMISSION TYPE**: DEFA14A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20251204

**DATE AS OF CHANGE**: 20251204

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** COSTCO WHOLESALE CORP /NEW
- **CENTRAL INDEX KEY:** 0000909832
- **STANDARD INDUSTRIAL CLASSIFICATION:** RETAIL-VARIETY STORES [5331]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 911223280
- **STATE OF INCORPORATION:** WA
- **FISCAL YEAR END:** 0831

**FILING VALUES:**
- **FORM TYPE:** DEFA14A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 000-20355
- **FILM NUMBER:** 251550207

**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

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**_____________________________**

**SCHEDULE 14A**

**Proxy Statement Pursuant to Section 14(a) of the**

**Securities Exchange Act of 1934**

**(Amendment No.)**

**_____________________________**

Filed by the Registrant&nbsp;&nbsp;&nbsp;&nbsp;☒&nbsp;&nbsp;&nbsp;&nbsp;Filed by a party other than the Registrant&nbsp;&nbsp;&nbsp;&nbsp;☐

Check the appropriate box:

☐ Preliminary Proxy Statement

☐ **Confidential, for Use of the Commission Only (as Permitted by Rule 14a-6(e)(2))**

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material under §240.14a-12

**Costco Wholesale Corporation**

**(Name of Registrant as Specified In Its Charter)**

**(Name of Person(s) Filing Proxy Statement, if other than the Registrant)**

Payment of Filing Fee (Check the appropriate box):

☒ No fee required

☐ Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11

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