WDFCNasdaqMiscellaneous Chemical ProductsFiscal year ends August 31
WD 40 CO
Financials through Q3 FY2026, quarter ended May 31, 2026Last filing: 10-Q on Jul 9, 2026
$201.36+1.27 (+0.63%)
Close on Oct 19, 2026
- Market cap
- $2.71B
- P/E (TTM)
- 30.6
- Dividend yield
- 1.84%
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
87.6%
12M of 13M shares
Institutional holders
385
54 new, 44 sold out
Net institutional buying
-0M
In Q2 2026
Insider trades, 12 months
7 buys · 2 sales
Net bought $510.49K
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Vanguard Capital Management | 709,470 | 5.26% | 13G (passive) | Mar 31, 2026 |
| BlackRock, Inc. | 1,930,742 | 14.30% | 13G (passive) amendment | Sep 30, 2025 |
| Vanguard Portfolio Management | 1,049,971 | 7.78% | 13G (passive) | Mar 31, 2026 |
| Stichting Pensioenfonds ABP | 1,020,273 | 7.50% | 13G (passive) amendment | Jan 31, 2025 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of WDFC | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 2,075,743 | 15.47% | $505.73M | +55,768 | 0.01% |
| Vanguard Portfolio Management LLC | 1,075,929 | 8.02% | $262.14M | +37,790 | 0.01% |
| Kayne Anderson Rudnick Investment Management LLC | 629,021 | 4.69% | $153.25M | −5,313 | 0.48% |
| Vanguard Capital Management LLC | 604,460 | 4.50% | $147.27M | −1,194 | 0.00% |
| State Street Corp | 549,199 | 4.09% | $133.81M | +22,797 | 0.00% |
| Geode Capital Management, LLC | 441,406 | 3.29% | $107.56M | +33,935 | 0.01% |
| Alliancebernstein L.P. | 377,541 | 2.81% | $77.00M | −91,995 | 0.03% |
| First Trust Advisors LP | 348,519 | 2.60% | $84.91M | −62,793 | 0.05% |
| Dimensional Fund Advisors LP | 311,574 | 2.32% | $75.91M | +17,297 | 0.01% |
| Ameriprise Financial Inc | 298,710 | 2.23% | $72.78M | +52,891 | 0.01% |
| Thrivent Financial for Lutherans | 275,985 | 2.06% | $67.24K | −477 | 0.11% |
| Morgan Stanley | 252,684 | 1.88% | $61.56M | −52,100 | 0.00% |
| Goldman Sachs Group Inc | 237,838 | 1.77% | $57.95M | +151,500 | 0.01% |
| Geneva Capital Management LLC | 222,836 | 1.66% | $54.29M | −59,613 | 1.24% |
| American Century Companies Inc | 212,756 | 1.59% | $51.84M | +193,880 | 0.02% |
| Two Sigma Investments, LP | 205,314 | 1.53% | $50.02M | +83,504 | 0.04% |
| Ophir Asset Management Pty Ltd | 202,300 | 1.51% | $49.29M | +96,545 | 4.05% |
| Royce & Associates LP | 185,690 | 1.38% | $45.24M | +4,843 | 0.36% |
| Renaissance Technologies LLC | 176,076 | 1.31% | $42.90M | −27,400 | 0.06% |
| Northern Trust Corp | 157,943 | 1.18% | $38.48M | +11,500 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 385 | 12M | 87.6% | 54 / 114 | 128 / 44 | 1M | 1M |
| Q1 2026 | 382 | 12M | 89.0% | 46 / 130 | 120 / 41 | 3M | 1M |
| Q4 2025 | 383 | 12M | 86.4% | 59 / 125 | 125 / 42 | 1M | 1M |
| Q3 2025 | 374 | 12M | 86.2% | 46 / 125 | 125 / 46 | 1M | 1M |
| Q2 2025 | 379 | 12M | 89.5% | 41 / 132 | 119 / 38 | 1M | 1M |
| Q1 2025 | 378 | 12M | 89.3% | 41 / 127 | 123 / 31 | 1M | 1M |
| Q4 2024 | 370 | 12M | 91.1% | 47 / 119 | 123 / 35 | 1M | 1M |
| Q3 2024 | 364 | 13M | 94.1% | 44 / 116 | 117 / 21 | 3M | 1M |
| Q2 2024 | 343 | 13M | 94.1% | 34 / 111 | 118 / 45 | 0M | 1M |
| Q1 2024 | 355 | 13M | 97.0% | 44 / 108 | 120 / 28 | 1M | 1M |
| Q4 2023 | 345 | 13M | 96.6% | 66 / 101 | 102 / 17 | 1M | 1M |
| Q3 2023 | 306 | 12M | 92.3% | 42 / 80 | 108 / 22 | 0M | 1M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
| Fund | Shares | % of WDFC | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 810,662 | 6.04% | $197.51M | 0.18% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 426,054 | 3.17% | $103.80M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 354,102 | 2.64% | $86.27M | 0.10% | Jun 30, 2026 |
| First Trust SMID Cap Rising Dividend Achievers ETF | 318,011 | 2.37% | $77.48M | 0.68% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 308,898 | 2.30% | $75.26M | 0.04% | Jun 30, 2026 |
| Vanguard Small-Cap Growth Index Fund | 178,017 | 1.33% | $43.37M | 0.09% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 154,522 | 1.15% | $37.65M | 0.04% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 150,021 | 1.12% | $34.08M | 0.10% | Jul 31, 2026 |
| Columbia Acorn Fund | 135,349 | 1.01% | $32.98M | 1.19% | Jun 30, 2026 |
| Thrivent Mid Cap Stock Fund | 131,322 | 0.98% | $29.83M | 0.96% | Jul 31, 2026 |
| iShares Russell 2000 Growth ETF | 126,545 | 0.94% | $30.83M | 0.20% | Jun 30, 2026 |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | 123,829 | 0.92% | $30.17M | 0.18% | Jun 30, 2026 |
| Virtus KAR Small-Cap Value Fund | 108,107 | 0.81% | $26.34M | 4.40% | Jun 30, 2026 |
| Vanguard Consumer Staples Index Fund | 101,915 | 0.76% | $20.38M | 0.22% | May 31, 2026 |
| Thrivent Mid Cap Stock Portfolio | 95,144 | 0.71% | $23.18M | 1.19% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Steven A. Brass | President and CEO, Director | 33,761 | 0.25% | Oct 29, 2025 |
| Patricia Q. Olsem | Division President, Americas | 7,488 | 0.06% | Aug 14, 2026 |
| Nicholas Daniel Giordano | VP, Corporate Controller & CAO | 340 | 0.00% | Jul 8, 2026 |
| Christophe Paul Cloez | Managing Director, EIMEA | 4,697 | 0.03% | Apr 6, 2026 |
| William B. Noble | Group Managing Director | 8,097 | 0.06% | Oct 29, 2025 |
| Sara Kathleen Hyzer | VP, Finance & CFO | 5,935 | 0.04% | Oct 29, 2025 |
| Phenix Q. Kiamilev | VP, GC & Chief Compliance Ofcr | 7,847 | 0.06% | Oct 29, 2025 |
| Jeffrey G. Lindeman | VP, Chief People, Cult. & Cap. | 4,900 | 0.04% | Oct 28, 2025 |
| Ken Allen Plunk | Director | 0 | – | Feb 19, 2026 |
| David Pendarvis | Director | 6,898 | 0.05% | Feb 6, 2026 |
| Graciela Monteagudo | Director | 2,873 | 0.02% | Dec 12, 2025 |
| Eric Etchart | Director | 8,982 | 0.07% | Dec 12, 2025 |
| Lara L. Lee | Director | 2,503 | 0.02% | Dec 12, 2025 |
| Daniel T. Carter | Director | 7,817 | 0.06% | Dec 12, 2025 |
| Edward O. Magee Jr | Director | 2,613 | 0.02% | Dec 12, 2025 |
| Cynthia Burks | Director | 1,903 | 0.01% | Dec 12, 2025 |
| Anne Saunders | Director | 3,363 | 0.03% | Dec 12, 2025 |
| Trevor I. Mihalik | Director | 3,903 | 0.03% | Dec 16, 2024 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Patricia Q. Olsem Division President, Americas | Aug 13, 2026 | Sale | −200 | $234.72 | $46.94K | 4,574 |
| Patricia Q. Olsem Division President, Americas | Aug 10, 2026 | Sale | −300 | $233.73 | $70.12K | 4,774 |
| Ken Allen Plunk Director | Feb 18, 2026 | Award | +515 | – | – | 515 |
| David Pendarvis Director | Feb 5, 2026 | Buy | +424 | $247.15 | $104.79K | 6,898 |
| Anne Saunders Director | Dec 12, 2025 | Award | +612 | – | – | 3,363 |
| Graciela Monteagudo Director | Dec 12, 2025 | Award | +612 | – | – | 2,873 |
| Daniel T. Carter Director | Dec 12, 2025 | Award | +612 | – | – | 7,817 |
| Lara L. Lee Director | Dec 12, 2025 | Award | +612 | – | – | 2,503 |
| Edward O. Magee Jr Director | Dec 12, 2025 | Award | +612 | – | – | 2,613 |
| David Pendarvis Director | Dec 12, 2025 | Award | +612 | – | – | 6,474 |
| Eric Etchart Director | Dec 12, 2025 | Award | +612 | – | – | 8,982 |
| Eric Etchart Director | Dec 12, 2025 | Award | +367 | – | – | 9,349 |
| Cynthia Burks Director | Dec 12, 2025 | Award | +612 | – | – | 1,903 |
| Eric Etchart Director | Oct 30, 2025 | Buy | +500 | $194.02 | $97.01K | 8,370 |
| David Pendarvis Director | Oct 30, 2025 | Buy | +523 | $196.37 | $102.70K | 5,862 |
| Phenix Q. Kiamilev VP, GC & Chief Compliance Ofcr | Oct 28, 2025 | Buy | +55 | $200.46 | $11.03K | 4,303 |
| Steven A. Brass President and CEO, Director | Oct 28, 2025 | Buy | +362 | $200.46 | $72.57K | 33,761 |
| Sara Kathleen Hyzer VP, Finance & CFO | Oct 28, 2025 | Buy | +200 | $200.46 | $40.09K | 5,935 |
| William B. Noble Group Managing Director | Oct 27, 2025 | Tax withholding | −316 | – | – | 8,097 |
| William B. Noble Group Managing Director | Oct 27, 2025 | Tax withholding | −258 | – | – | 7,741 |
| Patricia Q. Olsem Division President, Americas | Oct 27, 2025 | Tax withholding | −401 | – | – | 5,074 |
| Patricia Q. Olsem Division President, Americas | Oct 27, 2025 | Tax withholding | −335 | – | – | 5,475 |
| Sara Kathleen Hyzer VP, Finance & CFO | Oct 27, 2025 | Tax withholding | −455 | – | – | 5,735 |
| Sara Kathleen Hyzer VP, Finance & CFO | Oct 27, 2025 | Tax withholding | −533 | – | – | 6,190 |
| Steven A. Brass President and CEO, Director | Oct 27, 2025 | Tax withholding | −2,380 | – | – | 35,371 |
| Steven A. Brass President and CEO, Director | Oct 27, 2025 | Tax withholding | −1,972 | – | – | 33,399 |
| Jeffrey G. Lindeman VP, Chief People, Cult. & Cap. | Oct 27, 2025 | Tax withholding | −294 | – | – | 4,900 |
| Jeffrey G. Lindeman VP, Chief People, Cult. & Cap. | Oct 27, 2025 | Tax withholding | −260 | – | – | 5,194 |
| Phenix Q. Kiamilev VP, GC & Chief Compliance Ofcr | Oct 27, 2025 | Tax withholding | −294 | – | – | 4,248 |
| Phenix Q. Kiamilev VP, GC & Chief Compliance Ofcr | Oct 27, 2025 | Tax withholding | −267 | – | – | 4,542 |
| Daniel T. Carter Director | Oct 27, 2025 | Buy | +1,000 | $199.37 | $199.37K | 7,205 |
| Steven A. Brass President and CEO, Director | Oct 9, 2025 | Award | +3,883 | – | – | 37,751 |
| Steven A. Brass President and CEO, Director | Oct 9, 2025 | Award | +7,783 | – | – | 33,868 |
| Sara Kathleen Hyzer VP, Finance & CFO | Oct 9, 2025 | Award | +895 | – | – | 6,723 |
| Sara Kathleen Hyzer VP, Finance & CFO | Oct 9, 2025 | Award | +1,751 | – | – | 5,828 |
| Patricia Q. Olsem Division President, Americas | Oct 9, 2025 | Award | +1,011 | – | – | 2,330 |
| Patricia Q. Olsem Division President, Americas | Oct 9, 2025 | Award | +1,120 | – | – | 3,450 |
| Phenix Q. Kiamilev VP, GC & Chief Compliance Ofcr | Oct 9, 2025 | Award | +821 | – | – | 4,809 |
| Phenix Q. Kiamilev VP, GC & Chief Compliance Ofcr | Oct 9, 2025 | Award | +972 | – | – | 3,988 |
| Jeffrey G. Lindeman VP, Chief People, Cult. & Cap. | Oct 9, 2025 | Award | +821 | – | – | 5,454 |
| Jeffrey G. Lindeman VP, Chief People, Cult. & Cap. | Oct 9, 2025 | Award | +843 | – | – | 4,633 |
| Sara Kathleen Hyzer VP, Finance & CFO | Apr 11, 2025 | Buy | +256 | $222.83 | $57.04K | 4,072 |
| Edward O. Magee Jr Director | Dec 12, 2024 | Award | +93 | – | – | 2,009 |
| Edward O. Magee Jr Director | Dec 12, 2024 | Award | +412 | – | – | 1,916 |
| Eric Etchart Director | Dec 12, 2024 | Award | +281 | – | – | 7,882 |
| Eric Etchart Director | Dec 12, 2024 | Award | +412 | – | – | 7,601 |
| David Pendarvis Director | Dec 12, 2024 | Award | +412 | – | – | 5,346 |
| Trevor I. Mihalik Director | Dec 12, 2024 | Award | +412 | – | – | 3,903 |
| Trevor I. Mihalik Director | Dec 12, 2024 | Award | +281 | – | – | 4,184 |
| Graciela Monteagudo Director | Dec 12, 2024 | Award | +412 | – | – | 2,268 |
| Anne Saunders Director | Dec 12, 2024 | Award | +412 | – | – | 2,758 |
| Lara L. Lee Director | Dec 12, 2024 | Award | +412 | – | – | 1,898 |
| Cynthia Burks Director | Dec 12, 2024 | Award | +412 | – | – | 1,298 |
| Daniel T. Carter Director | Dec 12, 2024 | Award | +412 | – | – | 6,212 |
| William B. Noble Group Managing Director | Nov 13, 2024 | Sale | −1,000 | $289.70 | $289.70K | 7,999 |
| William B. Noble Group Managing Director, EIMEA | Oct 22, 2024 | Tax withholding | −204 | – | – | 9,870 |
| William B. Noble Group Managing Director, EIMEA | Oct 22, 2024 | Tax withholding | −245 | – | – | 10,074 |
| William B. Noble Group Managing Director, EIMEA | Oct 22, 2024 | Tax withholding | −71 | – | – | 9,799 |
| William B. Noble Group Managing Director, EIMEA | Oct 22, 2024 | Sale | −800 | $256.98 | $205.58K | 8,999 |
| Phenix Q. Kiamilev VP, General Counsel & Corp Sec | Oct 22, 2024 | Tax withholding | −38 | – | – | 3,013 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Patricia Q. Olsem Officer | Aug 7, 2026 | 600 | $136.37K | Aug 7, 2026 | Stock Award |
| Noble William Officer | Nov 13, 2024 | 1,000 | $289.70K | Nov 13, 2024 | Restricted Stock |
| Noble William Officer | Oct 22, 2024 | 800 | $205.58K | Oct 22, 2024 | Performance Shares |
| Patricia Q. Olsem Officer | Jun 14, 2023 | 420 | $84.00K | Jun 14, 2023 | Performance Shares |