Costco director Helena Foulkes gets 266-unit stock grant

One-third of the award vests on October 22, 2027, with one-third vesting annually on October 22 for the following two years.

Rhea-AI Filing Summary

Costco Wholesale Corp. director Helena Foulkes received a grant of 266 restricted stock units on October 22, 2026. Her reported direct common-stock holdings following the grant were 1,353 shares. Her reported holdings also include 32 common shares held indirectly by her spouse and 7 held indirectly by a trust.

Insider Trade Summary

Grant/Award: 266 shares

Grant/Award 3 txns

Insider Foulkes Helena

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1, F2	266	$0.00	$0.00
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 1,352.802 shares (Direct); Common Stock — 32 shares (Indirect, Indirect by Spouse); Common Stock — 7 shares (Indirect, Indirect by Trust)

Footnotes (2)

1. F1. Grant of Restricted Stock Units. Vests one-third on October 22, 2027, and one-third annually on October 22 for the following two years.
2. F2. Not applicable. Grant of Restricted Stock Units.

Key Figures

Restricted stock units granted: 266 restricted stock units Direct common-stock holdings after grant: 1,353 shares Common shares held indirectly by spouse: 32 shares +1 more

4 metrics

Restricted stock units granted 266 restricted stock units Grant on October 22, 2026

Direct common-stock holdings after grant 1,353 shares Reported following the October 22, 2026 grant

Common shares held indirectly by spouse 32 shares Reported as of October 22, 2026

Common shares held indirectly by trust 7 shares Reported as of October 22, 2026

Key Terms

Restricted Stock Units, Vests, Common Stock

3 terms

Restricted Stock Units financial

"Grant of Restricted Stock Units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Vests financial

"Vests one-third on October 22, 2027"

Common Stock financial

"Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many restricted stock units did COST director Helena Foulkes receive?

Helena Foulkes received 266 restricted stock units on October 22, 2026.

When do Helena Foulkes's COST restricted stock units vest?

One-third vests on October 22, 2027, and one-third annually on October 22 for the following two years.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 10/26/2026 - 06:22 PM EDT Accepted by SEC EDGAR 10/26/2026 - 06:21 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Foulkes Helena

(Last) (First) (Middle)

999 LAKE DRIVE

(Street)

ISSAQUAH WASHINGTON 98027

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/22/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	10/22/2026		A		266(1)	A	$0(2)	1,352.802	D
Common Stock								32	I	Indirect by Spouse
Common Stock								7	I	Indirect by Trust

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 Securities Underlying Derivative Security (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: 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

Explanation of Responses:

1. Grant of Restricted Stock Units. Vests one-third on October 22, 2027, and one-third annually on October 22 for the following two years.

2. Not applicable. Grant of Restricted Stock Units.

	/s/ Alejandro Torres, Attorney-in-Fact	10/26/2026
	** 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 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)