William B. Noble - 27 Oct 2025 Form 4 Insider Report for WD 40 CO (WDFC)

Reporting relationship: Group Managing Director
Issuer ticker: WDFC
Reported as of: 27 Oct 2025
Net transaction value: $0
SEC form: 4
Accepted by SEC: 29 Oct 2025, 09:15:40 UTC
Prior SEC filing: 14 Nov 2024
Source filing: View source filing
Reporting owner signature: Ann T. Nguyen, attorney-in-fact for William B. Noble

Key filing fact

William B. Noble filed Form 4 for WD 40 CO (WDFC) on 29 Oct 2025.

Key facts

This page summarizes William B. Noble's Form 4 filing for WD 40 CO (WDFC).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 29 Oct 2025, 09:15.

Change

Previous filing in this sequence was filed on 14 Nov 2024.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001253564 Primary reporting owner

NOBLE WILLIAM B

Relationship: Group Managing Director
Address: C/O: WD-40 COMPANY, 9715 BUSINESSPARK AVE., SAN DIEGO
Signature: Ann T. Nguyen, attorney-in-fact for William B. Noble
Signature date: 29 Oct 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

WDFC transaction

Common Stock

Tax liability

Transaction value
Shares: -258
Change %: -3.2%
Price
Shares after: 7,741
Date: 27 Oct 2025
Ownership: Direct
Footnotes: F1

WDFC transaction

Common Stock

Tax liability

Transaction value
Shares: -316
Change %: -3.8%
Price
Shares after: 8,097
Date: 27 Oct 2025
Ownership: Direct
Footnotes: F2, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Shares withheld pursuant to mandatory provisions of Restricted Stock Unit (RSU) Award Agreement(s) in satisfaction of tax withholding obligations upon vesting of 546 RSUs.

Footnote F2

Shares withheld pursuant to mandatory provisions of Market Share Unit (MSU) Award Agreement in satisfaction of tax withholding obligations upon vesting of 672 MSUs.

Footnote F3

Total includes: (i) 479 unvested restricted stock units, (ii) 522 shares of restricted Common Stock received upon settlement of performance stock units or PSUs, and (iii) 280 vested deferred performance units, which are Common Stock equivalents.