JEFFREY G. LINDEMAN - 09 Oct 2025 Form 4 Insider Report for WD 40 CO (WDFC)

Signature
Ann T. Nguyen, attorney-in-fact for Jeffrey G. Lindeman
Issuer symbol
WDFC
Transactions as of
09 Oct 2025
Net transactions value
$0
Form type
4
Filing time
10 Oct 2025, 20:52:47 UTC
Previous filing
24 Oct 2024
Next filing
28 Oct 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
LINDEMAN JEFFREY G VP, Chief People, Cult. & Cap. C/O: WD-40 COMPANY, 9715 BUSINESSPARK AVE., SAN DIEGO Ann T. Nguyen, attorney-in-fact for Jeffrey G. Lindeman 10 Oct 2025 0001836841

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WDFC Common Stock Award +843 +22% 4,633 09 Oct 2025 Direct F1
transaction WDFC Common Stock Award +821 +18% 5,454 09 Oct 2025 Direct F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents a grant of restricted stock units (RSUs) under the WD-40 Company 2016 Stock Incentive Plan, as amended and restated effective December 12, 2023. Except as otherwise provided in the RSU award agreement, the RSUs vest annually over 3 years.
F2 Represents the vesting of market share units (MSUs) upon certification of market performance achieved. The 3-year performance cliff vesting MSUs were granted on October 10, 2022 under the WD-40 Company 2016 Stock Incentive Plan and will be settled with Issuer's Common Stock on the date provided for in the MSU award agreement.
F3 As of the filing date, the amount reported includes: (i) 1,510 unvested RSUs (which include the grant of RSUs reported in this Form 4), (ii) 821 shares of Common Stock to be issued upon settlement of MSUs, and (iii) 697 shares held in Reporting Person's WD-40 Company Profit Sharing / 401(k) Plan account. The current balance in the 401(k) account includes quarterly stock dividends received since the last Form 4 filing.