Eric Etchart - Oct 30, 2025 Form 4 Insider Report for WD 40 CO (WDFC)

Role: Director
Signature: Ann T. Nguyen, attorney-in-fact for Eric Etchart
Stock symbol: WDFC
Transactions as of: Oct 30, 2025
Transactions value $: $97,010
Form type: 4
Date filed: 10/30/2025, 07:11 PM
Previous filing: Oct 2, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Etchart Eric	Director	C/O: WD-40 COMPANY, 9715 BUSINESSPARK AVENUE, SAN DIEGO	Ann T. Nguyen, attorney-in-fact for Eric Etchart	2025-10-30	0001398352

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WDFC	Common Stock	Purchase	$97K	+500	+6.35%	$194.02	8.37K	Oct 30, 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents: (i) 2,000 shares acquired via stock purchases by Reporting Owner, (ii) 6,324 vested RSUs treated as common stock equivalents, and (iii) 46 unvested RSUs. Following termination of Reporting Person's service as a director, vested RSUs will be settled with Issuer's common stock. Note: The total was adjusted downward by 12 RSUs (7 vested and 5 unvested) to correct a previous reporting error.

Content

Represents: (i) 2,000 shares acquired via stock purchases by Reporting Owner, (ii) 6,324 vested RSUs treated as common stock equivalents, and (iii) 46 unvested RSUs. Following termination of Reporting Person's service as a director, vested RSUs will be settled with Issuer's common stock. Note: The total was adjusted downward by 12 RSUs (7 vested and 5 unvested) to correct a previous reporting error.