WD 40 Co SEC filings WDFC
WD 40 Co has 1,000 filings in SEC EDGAR's recent list, going back to Oct 18, 2010. Its latest annual report, Form ARS, was filed on Oct 30, 2026 for the period ended Aug 31, 2026. The latest quarterly report (Form 10-Q) was filed on Jul 9, 2026, covering the quarter ended May 31, 2026. The most recent current report (Form 8-K) was filed on Oct 21, 2026 (results of operations). The company's fiscal year ends on August 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| ARS | Annual report to shareholders | Oct 30, 2026 | Aug 31, 2026 |
| DEFA14A | Additional proxy material | Oct 30, 2026 | — |
| DEF 14A | Proxy statement | Oct 30, 2026 | Dec 11, 2026 |
| 10-K | Annual report | Oct 26, 2026 | Aug 31, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2026 | Oct 21, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 3, 2026 | Sep 1, 2026 |
| 10-Q | Quarterly report | Jul 9, 2026 | May 31, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 9, 2026 | Jul 9, 2026 |
| 8-K/A |
Amended current report
Officer or director change
|
Jun 25, 2026 | Jun 1, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 4, 2026 | Jun 1, 2026 |
| 10-Q | Quarterly report | Apr 9, 2026 | Feb 28, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 9, 2026 | Apr 9, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 19, 2026 | Feb 18, 2026 |
| 10-Q | Quarterly report | Jan 8, 2026 | Nov 30, 2025 |
| 8-K |
Current report
Results of operations
|
Jan 8, 2026 | Jan 8, 2026 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Dec 16, 2025 | Dec 10, 2025 |
| ARS | Annual report to shareholders | Oct 31, 2025 | Aug 31, 2025 |
| DEFA14A | Additional proxy material | Oct 31, 2025 | — |
| DEF 14A | Proxy statement | Oct 31, 2025 | Dec 12, 2025 |
| 10-K | Annual report | Oct 27, 2025 | Aug 31, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 22, 2025 | Oct 22, 2025 |
| 8-K |
Current report
Officer or director change
|
Oct 14, 2025 | Oct 9, 2025 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Sep 2, 2025 | Aug 29, 2025 |
| 10-Q | Quarterly report | Jul 10, 2025 | May 31, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 10, 2025 | Jul 10, 2025 |
| 10-Q | Quarterly report | Apr 9, 2025 | Feb 28, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 8, 2025 | Apr 8, 2025 |
| 10-Q | Quarterly report | Jan 10, 2025 | Nov 30, 2024 |
| 8-K |
Current report
Results of operations
|
Jan 10, 2025 | Jan 10, 2025 |
| 8-K/A |
Amended current report
Other events
|
Jan 7, 2025 | Dec 11, 2024 |
| 8-K |
Current report
Shareholder vote results, Other events
|
Dec 16, 2024 | Dec 11, 2024 |
| ARS | Annual report to shareholders | Nov 8, 2024 | Aug 31, 2024 |
| DEFA14A | Additional proxy material | Nov 8, 2024 | — |
| DEF 14A | Proxy statement | Nov 8, 2024 | Dec 12, 2024 |
| 10-K | Annual report | Oct 21, 2024 | Aug 31, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 17, 2024 | Oct 17, 2024 |
| 10-Q | Quarterly report | Jul 10, 2024 | May 31, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 10, 2024 | Jul 10, 2024 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change, Regulation FD disclosure
|
Jun 20, 2024 | Jun 17, 2024 |
| 8-K |
Current report
Material agreement, New debt
|
May 2, 2024 | Apr 30, 2024 |
| S-8 | Employee stock plan registration | Apr 10, 2024 | — |
| 10-Q | Quarterly report | Apr 9, 2024 | Feb 29, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 9, 2024 | Apr 9, 2024 |
| 8-K/A |
Amended current report
Material agreement, Regulation FD disclosure
|
Mar 7, 2024 | Mar 4, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Mar 4, 2024 | Mar 4, 2024 |
| 10-Q | Quarterly report | Jan 9, 2024 | Nov 30, 2023 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2024 | Jan 9, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Dec 18, 2023 | Dec 12, 2023 |
| ARS | Annual report to shareholders | Nov 2, 2023 | Aug 31, 2023 |
| DEFA14A | Additional proxy material | Nov 2, 2023 | — |
| DEF 14A | Proxy statement | Nov 2, 2023 | Dec 12, 2023 |
| 10-K | Annual report | Oct 23, 2023 | Aug 31, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2023 | Oct 19, 2023 |
| 10-Q | Quarterly report | Jul 10, 2023 | May 31, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 10, 2023 | Jul 10, 2023 |
| 8-K |
Current report
Officer or director change, Bylaw or fiscal year change
|
Jun 23, 2023 | Jun 19, 2023 |
| 8-K |
Current report
Officer or director change
|
May 1, 2023 | Apr 26, 2023 |
| 10-Q | Quarterly report | Apr 6, 2023 | Feb 28, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 6, 2023 | Apr 6, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 15, 2023 | Mar 13, 2023 |
| 10-Q | Quarterly report | Jan 9, 2023 | Nov 30, 2022 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2023 | Jan 9, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Other events
|
Dec 15, 2022 | Dec 13, 2022 |
| DEFA14A | Additional proxy material | Nov 2, 2022 | — |
| DEF 14A | Proxy statement | Nov 2, 2022 | Dec 13, 2022 |
| 10-K | Annual report | Oct 24, 2022 | Aug 31, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2022 | Oct 19, 2022 |
| 8-K |
Current report
Officer or director change
|
Oct 14, 2022 | Oct 10, 2022 |
| 8-K/A |
Amended current report
Officer or director change
|
Oct 14, 2022 | Oct 10, 2022 |
| 10-Q | Quarterly report | Jul 7, 2022 | May 31, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 7, 2022 | Jul 7, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 6, 2022 | Jul 6, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jun 22, 2022 | Jun 20, 2022 |
| 10-Q | Quarterly report | Apr 7, 2022 | Feb 28, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 7, 2022 | Apr 7, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 16, 2022 | Mar 11, 2022 |
| 10-Q | Quarterly report | Jan 6, 2022 | Nov 30, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 6, 2022 | Jan 6, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Dec 17, 2021 | Dec 14, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Dec 1, 2021 | Nov 29, 2021 |
| DEFA14A | Additional proxy material | Nov 3, 2021 | — |
| DEF 14A | Proxy statement | Nov 3, 2021 | Nov 3, 2021 |
| 10-K | Annual report | Oct 22, 2021 | Aug 31, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2021 | Oct 19, 2021 |
| 8-K/A |
Amended current report
Results of operations
|
Jul 8, 2021 | Jul 7, 2021 |
| 10-Q | Quarterly report | Jul 7, 2021 | May 31, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 7, 2021 | Jul 7, 2021 |
| 10-Q | Quarterly report | Apr 8, 2021 | Feb 28, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 8, 2021 | Apr 8, 2021 |
| 10-Q | Quarterly report | Jan 7, 2021 | Nov 30, 2020 |
| 8-K |
Current report
Results of operations
|
Jan 7, 2021 | Jan 7, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Dec 14, 2020 | Dec 8, 2020 |
| 8-K |
Current report
Officer or director change
|
Nov 10, 2020 | Nov 9, 2020 |
| DEFA14A | Additional proxy material | Oct 29, 2020 | — |
| DEF 14A | Proxy statement | Oct 29, 2020 | Oct 29, 2020 |
| 10-K | Annual report | Oct 21, 2020 | Aug 31, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 20, 2020 | Oct 20, 2020 |
| 8-K |
Current report
Officer or director change, Other events
|
Oct 16, 2020 | Oct 12, 2020 |
| 8-K |
Current report
Material agreement, New debt
|
Oct 6, 2020 | Sep 30, 2020 |
| 10-Q | Quarterly report | Jul 9, 2020 | May 31, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 9, 2020 | Jul 9, 2020 |
| 8-K |
Current report
Officer or director change
|
Jun 19, 2020 | Jun 15, 2020 |
| 10-Q | Quarterly report | Apr 9, 2020 | Feb 29, 2020 |
| 8-K |
Current report
Results of operations
|
Apr 9, 2020 | Apr 9, 2020 |
| UPLOAD | Letter from the SEC | Apr 1, 2020 | — |
| CORRESP | Letter to the SEC | Mar 31, 2020 | — |
| 8-K |
Current report
New debt
|
Mar 27, 2020 | Mar 23, 2020 |
| 8-K |
Current report
Material agreement
|
Mar 19, 2020 | Mar 16, 2020 |
| UPLOAD | Letter from the SEC | Mar 12, 2020 | — |
| 10-Q | Quarterly report | Jan 9, 2020 | Nov 30, 2019 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2020 | Jan 9, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Dec 13, 2019 | Dec 10, 2019 |
| DEFA14A | Additional proxy material | Oct 31, 2019 | — |
| DEF 14A | Proxy statement | Oct 31, 2019 | Oct 31, 2019 |
| 10-K | Annual report | Oct 22, 2019 | Aug 31, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 17, 2019 | Oct 17, 2019 |
| 8-K |
Current report
Other events
|
Jul 29, 2019 | Jul 26, 2019 |
| 10-Q | Quarterly report | Jul 9, 2019 | May 31, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 9, 2019 | Jul 9, 2019 |
| 8-K |
Current report
Officer or director change, Other events
|
Jun 24, 2019 | Jun 24, 2019 |
| 8-K |
Current report
Officer or director change
|
Jun 10, 2019 | Jun 10, 2019 |
| 10-Q | Quarterly report | Apr 9, 2019 | Feb 28, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 9, 2019 | Apr 9, 2019 |
| 8-K |
Current report
Officer or director change
|
Mar 22, 2019 | Mar 22, 2019 |
| 8-K |
Current report
Material agreement
|
Jan 25, 2019 | Jan 25, 2019 |
| 10-Q | Quarterly report | Jan 9, 2019 | Nov 30, 2018 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2019 | Jan 9, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Dec 17, 2018 | Dec 17, 2018 |
| DEFA14A | Additional proxy material | Oct 31, 2018 | — |
| DEF 14A | Proxy statement | Oct 31, 2018 | Oct 31, 2018 |
| 10-K | Annual report | Oct 22, 2018 | Aug 31, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 18, 2018 | Oct 18, 2018 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 16, 2018 | Aug 16, 2018 |
| 10-Q | Quarterly report | Jul 10, 2018 | May 31, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 10, 2018 | Jul 10, 2018 |
| 10-Q | Quarterly report | Apr 6, 2018 | Feb 28, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 5, 2018 | Apr 5, 2018 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Feb 27, 2018 | Feb 27, 2018 |
| S-8 | Employee stock plan registration | Jan 9, 2018 | — |
| 10-Q | Quarterly report | Jan 9, 2018 | Nov 30, 2017 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2018 | Jan 9, 2018 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Dec 18, 2017 | Dec 18, 2017 |
| 8-K |
Current report
Material agreement, New debt
|
Nov 17, 2017 | Nov 17, 2017 |
| DEFA14A | Additional proxy material | Nov 2, 2017 | — |
| DEF 14A | Proxy statement | Nov 2, 2017 | Nov 2, 2017 |
| 10-K | Annual report | Oct 23, 2017 | Aug 31, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2017 | Oct 19, 2017 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Jul 14, 2017 | Jul 14, 2017 |
| 10-Q | Quarterly report | Jul 10, 2017 | May 31, 2017 |
| 8-K |
Current report
Results of operations
|
Jul 10, 2017 | Jul 10, 2017 |
| 10-Q | Quarterly report | Apr 6, 2017 | Feb 28, 2017 |
| 8-K |
Current report
Results of operations
|
Apr 6, 2017 | Apr 6, 2017 |
| 8-K |
Current report
Material agreement
|
Mar 14, 2017 | Mar 14, 2017 |
| 10-Q | Quarterly report | Jan 9, 2017 | Nov 30, 2016 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2017 | Jan 9, 2017 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Dec 19, 2016 | Dec 19, 2016 |
| DEFA14A | Additional proxy material | Nov 3, 2016 | — |
| DEF 14A | Proxy statement | Nov 3, 2016 | Nov 3, 2016 |
| 10-K | Annual report | Oct 24, 2016 | Aug 31, 2016 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2016 | Oct 19, 2016 |
| NO ACT | Auto-generated paper document | Sep 27, 2016 | Aug 4, 2016 |
| 8-K |
Current report
Acquisition or sale of assets
|
Sep 16, 2016 | Sep 16, 2016 |
| 8-K |
Current report
Material agreement
|
Sep 2, 2016 | Sep 2, 2016 |
| 8-K |
Current report
Material agreement
|
Aug 4, 2016 | Aug 4, 2016 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Jul 18, 2016 | Jul 18, 2016 |
| 10-Q | Quarterly report | Jul 7, 2016 | May 31, 2016 |
| 8-K |
Current report
Results of operations
|
Jul 7, 2016 | Jul 7, 2016 |
| 8-K |
Current report
Officer or director change
|
Jun 24, 2016 | Jun 24, 2016 |
| 8-K | Current report | Apr 8, 2016 | Apr 8, 2016 |
| 10-Q | Quarterly report | Apr 7, 2016 | Feb 29, 2016 |
| 8-K |
Current report
Results of operations
|
Apr 7, 2016 | Apr 7, 2016 |
| 8-K |
Current report
Officer or director change
|
Mar 25, 2016 | Mar 25, 2016 |
| 10-Q | Quarterly report | Jan 7, 2016 | Nov 30, 2015 |
| 8-K |
Current report
Results of operations
|
Jan 7, 2016 | Jan 7, 2016 |
| 8-K |
Current report
Shareholder vote results
|
Dec 14, 2015 | Dec 14, 2015 |
| 8-K |
Current report
Material agreement
|
Nov 19, 2015 | Nov 19, 2015 |
| ARS | Annual report to shareholders | Nov 3, 2015 | Aug 31, 2015 |
| DEFA14A | Additional proxy material | Oct 29, 2015 | — |
| DEF 14A | Proxy statement | Oct 29, 2015 | Oct 29, 2015 |
| 10-K | Annual report | Oct 22, 2015 | Aug 31, 2015 |
| 8-K | Current report | Oct 19, 2015 | Oct 19, 2015 |
| 8-K |
Current report
Results of operations
|
Oct 15, 2015 | Oct 15, 2015 |
| 10-Q | Quarterly report | Jul 9, 2015 | May 31, 2015 |
| 8-K |
Current report
Results of operations
|
Jul 8, 2015 | Jul 8, 2015 |
| 8-K/A |
Amended current report
Material agreement
|
May 18, 2015 | May 18, 2015 |
| 8-K |
Current report
Material agreement
|
May 18, 2015 | May 18, 2015 |
| 10-Q | Quarterly report | Apr 9, 2015 | Feb 28, 2015 |
| 8-K |
Current report
Results of operations
|
Apr 8, 2015 | Apr 8, 2015 |
| 8-K |
Current report
Officer or director change
|
Mar 25, 2015 | Mar 25, 2015 |
| 10-Q | Quarterly report | Jan 8, 2015 | Nov 30, 2014 |
| 8-K |
Current report
Results of operations
|
Jan 7, 2015 | Jan 7, 2015 |
| 8-K |
Current report
Shareholder vote results
|
Dec 15, 2014 | Dec 15, 2014 |
| 8-K |
Current report
Officer or director change
|
Nov 19, 2014 | Nov 19, 2014 |
| ARS | Annual report to shareholders | Oct 30, 2014 | Aug 31, 2013 |
| DEFA14A | Additional proxy material | Oct 30, 2014 | — |
| DEF 14A | Proxy statement | Oct 30, 2014 | Oct 30, 2014 |
| 10-K | Annual report | Oct 21, 2014 | Aug 31, 2014 |
| 8-K |
Current report
Results of operations
|
Oct 16, 2014 | Oct 16, 2014 |
| 10-Q | Quarterly report | Jul 10, 2014 | May 31, 2014 |
| 8-K |
Current report
Results of operations
|
Jul 9, 2014 | Jul 9, 2014 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Miscellaneous Chemical Products (SIC 2890)
- Listed as
- WDFC (Nasdaq)
- Fiscal year ends
- August 31
- Incorporated in
- DE
- Headquarters
- San Diego, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 105132
Other Miscellaneous Chemical Products companies
- Element Solutions Inc ESI
- Cabot Corp CBT
- Flotek Industries INC/CN/ FTK
- Orion S.A. OEC
- ASP Isotopes Inc. ASPI
- Arq, Inc. ARQ
- Flexible Solutions International Inc FSI
- Zentek Ltd. ZTEKF
Source: SEC EDGAR filings. This is company-reported data, not investment advice.