Costco (COST) EVP Sarah Catherine George discloses initial stock holdings

Rhea-AI Filing Summary

COSTCO WHOLESALE CORP /NEW Executive Vice President Sarah Catherine George filed an initial Form 3 reporting her ownership of company stock. She holds 1,401.2580 shares of common stock directly and 642.1252 shares indirectly through a 401(k) plan, establishing her baseline ownership position as an officer.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

George Sarah Catherine

(Last) (First) (Middle)

999 LAKE DRIVE

(Street)

ISSAQUAH WA 98027

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/02/2026

3. Issuer Name and Ticker or Trading Symbol
COSTCO WHOLESALE CORP /NEW [ COST ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive Vice President

5. If Amendment, Date of 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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	1,401.258	D
Common Stock	642.1252	I	By 401(k)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24: Power of Attorney provided herewith.

	/s/ Alejandro Torres, Attorney-in-Fact	03/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What does the Form 3 filing by COST (Costco) executive Sarah Catherine George report?

The Form 3 filing reports Sarah Catherine George’s initial ownership of Costco common stock as an officer. It lists her direct and indirect share holdings, establishing a baseline of her equity position for future insider transaction reporting and regulatory transparency.

How many Costco (COST) shares does Sarah Catherine George hold directly on her Form 3?

The Form 3 shows Sarah Catherine George directly holding 1,401.2580 shares of Costco common stock. This figure represents her personal direct ownership and serves as a reference point for any future reported changes in her direct holdings.

What indirect Costco (COST) holdings are reported for Sarah Catherine George?

The filing reports 642.1252 shares of Costco common stock held indirectly for Sarah Catherine George through a 401(k) plan. This indicates retirement-plan ownership in addition to her directly held shares, both of which are subject to ongoing insider reporting rules.

Does the Costco (COST) Form 3 for Sarah Catherine George show any recent stock transactions?

The Form 3 does not report any specific buy or sell transactions. It classifies the entries as holdings, with unknown transaction codes, focusing solely on the number of Costco shares she owns directly and indirectly as of the reported date.

Why is Sarah Catherine George’s Form 3 filing important for Costco (COST) investors?

The Form 3 establishes Sarah Catherine George’s starting ownership level as an Executive Vice President. Investors can later compare this baseline against future Forms 4 or 5 to see how her Costco share ownership changes over time through additional holdings or dispositions.