Costco (COST) director discloses 2,827-share stock gift on Form 4

Rhea-AI Filing Summary

Costco Wholesale Corp. (COST) director reports a stock gift. A company director filed a Form 4 disclosing a bona fide gift of 2,827 shares of Costco common stock on 12/15/2025, reported under transaction code "G." The shares were transferred at a price of $0, reflecting that this was a gift, not an open-market sale.

After this transaction, the director beneficially owns 8,989.936 Costco shares in direct ownership. The filing is an administrative disclosure of an insider’s change in holdings rather than an operational or earnings-related event for the company.

Insider Trade Summary

2,827 shares gifted

Mixed 1 txn

Insider DECKER SUSAN L

Role Director

Type	Security	Shares	Price	Value
Gift	Common Stock	2,827	$0.00	--

Holdings After Transaction: Common Stock — 8,989.936 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

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^*

DECKER SUSAN L

(Last) (First) (Middle)

999 LAKE DRIVE

(Street)

ISSAQUAH WA 98027

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

4. 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 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	12/15/2025		G		2,827	D	$0	8,989.936	D

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:

	/s/ Alejandro Torres, Attorney-in-Fact	12/17/2025
	** 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.

FAQ

What insider transaction was reported for COSTCO WHOLESALE CORP (COST)?

A director reported a bona fide gift of 2,827 shares of Costco common stock on 12/15/2025, coded as transaction type "G."

Was the COST director’s Form 4 transaction a sale or a gift?

The Form 4 lists transaction code "G", indicating a bona fide gift of Costco common stock rather than a sale.

At what price were the gifted COST shares reported?

The 2,827 gifted shares were reported at a price of $0, consistent with a non-sale, gift transaction.

How many COSTCO shares does the reporting person own after this transaction?

Following the reported gift, the director beneficially owns 8,989.936 shares of Costco common stock, held directly.

What is the reporting person’s relationship to COSTCO WHOLESALE CORP (COST)?

The filing identifies the reporting person as a Director of COSTCO WHOLESALE CORP.

Does this Form 4 for COST indicate multiple reporting persons?

No. The filing indicates it is a Form filed by one reporting person.