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Livermore
Livermore
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WD 40 Co

WDFC
Exchange
Nasdaq
Industry
Miscellaneous Chemical Products
SEC CIK
0000105132

No open-market purchases or sales by WD 40 Co insiders were filed in the last 90 days; 390 institutions reported holding it in 13F filings for Q2 2026, worth $2.85B in total; no superinvestor holds it.

SEC filings

10-K, 10-Q, 8-K, 20-F and 40-F reports WD 40 Co filed with the SEC, newest first.

Livermore lists each filing's form, 8-K items and dates only. To read a filing, open it on SEC.gov; an 8-K's press release or other attachments, such as exhibit 99.1 for Item 2.02, are in the filing index.

SEC filings by WD 40 Co
FiledForm8-K itemsPeriodDocumentFiling index
Oct 26, 202610-K–Aug 31, 2026SECIndex
Oct 21, 20268-K2.029.01Oct 21, 2026SECIndex
Sep 3, 20268-K5.027.019.01Sep 1, 2026SECIndex
Jul 9, 202610-Q–May 31, 2026SECIndex
Jul 9, 20268-K2.029.01Jul 9, 2026SECIndex
Jun 25, 20268-K/A5.029.01Jun 1, 2026SECIndex
Jun 4, 20268-K5.027.01Jun 1, 2026SECIndex
Apr 9, 202610-Q–Feb 28, 2026SECIndex
Apr 9, 20268-K2.029.01Apr 9, 2026SECIndex
Feb 19, 20268-K5.027.019.01Feb 18, 2026SECIndex
Jan 8, 202610-Q–Nov 30, 2025SECIndex
Jan 8, 20268-K2.029.01Jan 8, 2026SECIndex
Dec 16, 20258-K5.078.019.01Dec 10, 2025SECIndex
Oct 27, 202510-K–Aug 31, 2025SECIndex
Oct 22, 20258-K2.029.01Oct 22, 2025SECIndex
Oct 14, 20258-K5.029.01Oct 9, 2025SECIndex
Sep 2, 20258-K1.017.019.01Aug 29, 2025SECIndex
Jul 10, 202510-Q–May 31, 2025SECIndex
Jul 10, 20258-K2.029.01Jul 10, 2025SECIndex
Apr 9, 202510-Q–Feb 28, 2025SECIndex
Apr 8, 20258-K2.029.01Apr 8, 2025SECIndex
Jan 10, 202510-Q–Nov 30, 2024SECIndex
Jan 10, 20258-K2.029.01Jan 10, 2025SECIndex
Jan 7, 20258-K/A8.019.01Dec 11, 2024SECIndex
Dec 16, 20248-K5.078.019.01Dec 11, 2024SECIndex
Oct 21, 202410-K–Aug 31, 2024SECIndex
Oct 17, 20248-K2.029.01Oct 17, 2024SECIndex
Jul 10, 202410-Q–May 31, 2024SECIndex
Jul 10, 20248-K2.029.01Jul 10, 2024SECIndex
Jun 20, 20248-K5.025.037.019.01Jun 17, 2024SECIndex
May 2, 20248-K1.012.039.01Apr 30, 2024SECIndex
Apr 9, 202410-Q–Feb 29, 2024SECIndex
Apr 9, 20248-K2.029.01Apr 9, 2024SECIndex
Mar 7, 20248-K/A1.017.019.01Mar 4, 2024SECIndex
Mar 4, 20248-K1.017.019.01Mar 4, 2024SECIndex
Jan 9, 202410-Q–Nov 30, 2023SECIndex
Jan 9, 20248-K2.029.01Jan 9, 2024SECIndex
Dec 18, 20238-K5.025.078.019.01Dec 12, 2023SECIndex
Oct 23, 202310-K–Aug 31, 2023SECIndex
Oct 19, 20238-K2.029.01Oct 19, 2023SECIndex
Jul 10, 202310-Q–May 31, 2023SECIndex
Jul 10, 20238-K2.029.01Jul 10, 2023SECIndex
Jun 23, 20238-K5.025.039.01Jun 19, 2023SECIndex
May 1, 20238-K5.02Apr 26, 2023SECIndex
Apr 6, 202310-Q–Feb 28, 2023SECIndex
Apr 6, 20238-K2.029.01Apr 6, 2023SECIndex
Mar 15, 20238-K5.02Mar 13, 2023SECIndex
Jan 9, 202310-Q–Nov 30, 2022SECIndex
Jan 9, 20238-K2.029.01Jan 9, 2023SECIndex
Dec 15, 20228-K5.025.078.01Dec 13, 2022SECIndex