Steven A. Brass - 28 Oct 2025 Form 4 Insider Report for WD 40 CO (WDFC)

Reporting relationship: President and CEO, Director
Issuer ticker: WDFC
Reported as of: 28 Oct 2025
Net transaction value: +$72,567
SEC form: 4
Accepted by SEC: 29 Oct 2025, 20:38:35 UTC
Prior SEC filing: 28 Oct 2025
Source filing: View source filing
Reporting owner signature: Ann T. Nguyen, attorney-in-fact for Steven A. Brass

Key filing fact

Steven A. Brass filed Form 4 for WD 40 CO (WDFC) on 29 Oct 2025.

Key facts

This page summarizes Steven A. Brass's Form 4 filing for WD 40 CO (WDFC).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 29 Oct 2025, 20:38.

Change

Previous filing in this sequence was filed on 28 Oct 2025.
Current net transaction value: +$72,567.

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 0001691913 Primary reporting owner

Brass Steven A

Relationship: President and CEO, Director
Address: C/O: WD-40 COMPANY, 9715 BUSINESSPARK AVE., SAN DIEGO
Signature: Ann T. Nguyen, attorney-in-fact for Steven A. Brass
Signature date: 29 Oct 2025

Reported non-derivative transactions

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

WDFC transaction

Common Stock

Purchase

Transaction value: $72,567
Shares: +362
Change %: +1.1%
Price: $200.46
Shares after: 33,761
Date: 28 Oct 2025
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Amount reported includes: (i) 13,189 unvested RSUs, (ii) 1,218 shares of restricted Common Stock received upon settlement of performance stock units, (iii) 108 vested deferred performance units or DPUs, which are Common Stock equivalents, and (iv) 2,621 shares held in Reporting Person's WD-40 Company Profit Sharing / 401(k) Plan account