Other Information
−Removed: During the three months ended February 28, 2026, none of the Company’s directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) informed the Company of the adoption, modification or termination of a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as defined in Item 408 of Regulation S-K.
+Added: During the three months ended May 31, 2026, none of the Company’s directors or officers (as defined in Rule 16a-1(f) of the Exchange Act) informed the Company of the adoption, modification or termination of a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement,” as defined in Item 408 of Regulation S-K.
3(a) Certificate of Incorporation, incorporated by reference from the Registrant’s Form 10-K filed October 22, 2018, Exhibit 3(a) thereto.
3(b) Amended and Restated Bylaws of WD-40 Company, incorporated by reference from the Registrant’s Form 8-K filed June 20, 2024, Exhibit 3.2 thereto.
−Removed: 10(a) WD-40 Directors ’ Compensation Policy and Election Plan dated October 8 , 2026
+Added: 10(a) WD-40 Directors’ Compensation Policy and Election Plan dated October 8, 2026, incorporated by reference from the Registrant’s Form 10-Q filed April 9, 2026 Exhibit 10(a) thereto.
31(a) Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.
2 unchanged sentences
32(b) Certification of Chief Financial Officer pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
−Removed: 101 The following materials from WD-40 Company’s Quarterly Report on Form 10-Q for the quarter ended February 28, 2026, formatted in iXBRL (inline eXtensible Business Reporting Language):
+Added: 101 The following materials from WD-40 Company’s Quarterly Report on Form 10-Q for the quarter ended May 31, 2026, formatted in iXBRL (inline eXtensible Business Reporting Language):
(i) the Condensed Consolidated Balance Sheets;
7 unchanged sentences
WD-40 COMPANY
−Removed: April 9, 2026
/s/ STEVEN A.
3 unchanged sentences
Chief Financial Officer
−Removed: (Principal Financial Officer and Principal Accounting Officer)
+Added: (Principal Financial Officer)
+Added: /s/ NICHOLAS D.
+Added: Vice President, Corporate Controller and Chief Accounting Officer
+Added: (Principal Accounting Officer)
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.