WDFC Form 4: Director purchase of 1,000 shares at $199.37

Rhea-AI Filing Summary

WD-40 Company (WDFC): Director Daniel T. Carter purchased 1,000 shares of common stock on 10/27/2025 at an average price of $199.37.

Following the transaction, he beneficially owned 7,205 shares directly. This figure represents: (i) 1,000 shares acquired via stock purchase, and (ii) 6,205 vested RSUs treated as common stock equivalents. The RSU figure reflects a correction from 6,212 previously reported in error. Vested RSUs will be settled in the issuer’s common stock following the termination of his service as a director.

Insider Trade Summary

Net Buyer: 1,000 shares ($199,370)

Net Buy 1 txn

Insider CARTER DANIEL T

Role Director

Bought 1,000 shs ($199K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,000	$199.37	$199K

Holdings After Transaction: Common Stock — 7,205 shares (Direct)

Footnotes (1)

1. Reflects average price of shares purchased. Represents: (i) 1,000 shares acquired via stock purchase by Reporting Owner in this Form 4, and (ii) 6,205 vested RSUs (previously reported as 6,212 in error) treated as common stock equivalents. Following termination of the Reporting Person's service as a director, vested RSUs will be settled with Issuer's common stock.

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^*

CARTER DANIEL T

(Last) (First) (Middle)

C/O: WD-40 COMPANY

9715 BUSINESSPARK AVENUE

(Street)

SAN DIEGO CA 92131

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WD 40 CO [ WDFC ]

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)
10/27/2025

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	10/27/2025		P		1,000	A	$199.37(1)	7,205	D(2)

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. Reflects average price of shares purchased.

2. Represents: (i) 1,000 shares acquired via stock purchase by Reporting Owner in this Form 4, and (ii) 6,205 vested RSUs (previously reported as 6,212 in error) treated as common stock equivalents. Following termination of the Reporting Person's service as a director, vested RSUs will be settled with Issuer's common stock.

	Ann T. Nguyen, attorney-in-fact for Daniel T. Carter	10/27/2025
	** 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 did WDFC director Daniel T. Carter do on 10/27/2025?

He purchased 1,000 shares of WD-40 Company common stock at an average price of $199.37.

How many WDFC shares does Daniel T. Carter own after the transaction?

He beneficially owned 7,205 shares following the reported transaction.

What portion of Carter’s WDFC holdings are RSUs?

His holdings include 6,205 vested RSUs treated as common stock equivalents.

Was there a correction to previously reported WDFC RSUs?

Yes. Vested RSUs were corrected to 6,205, previously reported as 6,212 in error.

When will Carter’s vested RSUs in WDFC be settled?

Vested RSUs will be settled in WD-40 Company common stock following termination of his service as a director.

What was the transaction code on the WDFC Form 4?

Transaction code P, indicating an open market purchase.