WD-40
WDFC · NASDAQ
$201.41+$0.05 (+0.02%)TodayMarket closed ·
Prev close $201.36
Who owns WDFC
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 48.3% of WDFC’s shares.
- BlackRock Institutional Trust Company, N.A.13.9%
- Vanguard Portfolio Management, LLC8.0%
- Kayne Anderson Rudnick Investment Management, LLC4.7%
- Vanguard Capital Management, LLC4.5%
- Next 6 largest institutions17.2%
- All other shareholders51.7%
| Holder | Shares | % of shares |
|---|---|---|
| BlackRock Institutional Trust Company, N.A. | 1.87M | 13.95% |
| Vanguard Portfolio Management, LLC | 1.08M | 8.02% |
| Kayne Anderson Rudnick Investment Management, LLC | 629.02K | 4.69% |
| Vanguard Capital Management, LLC | 604.46K | 4.50% |
| State Street Investment Management (US) | 549.20K | 4.09% |
| Geode Capital Management, L.L.C. | 441.41K | 3.29% |
| AllianceBernstein L.P. | 377.54K | 2.81% |
| First Trust Advisors L.P. | 348.52K | 2.60% |
| Dimensional Fund Advisors, L.P. | 311.57K | 2.32% |
| Thrivent Asset Management, LLC | 275.99K | 2.06% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| iShares Core S&P Small-Cap ETF | 819.93K | 6.11% |
| Vanguard Total Stock Market Index Fund | 428.09K | 3.19% |
| iShares Russell 2000 ETF | 352.57K | 2.63% |
| First Trust SMID Cap Rising Dividend Achievers ETF | 323.18K | 2.41% |
| Vanguard Small-Cap Index Fund | 309.04K | 2.30% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $117.06K (2 trades) of WDFC on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| GIORDANO NICHOLAS DANIEL | Award | 257 | — |
| Brass Steven A | Award | 9.81K | — |
| CLOEZ CHRISTOPHE PAUL | Award | 1.10K | — |
| Olsem Patricia Q | Award | 1.05K | — |
| HYZER SARA KATHLEEN | Award | 1.96K | — |
| LINDEMAN JEFFREY G | Award | 1.00K | — |
| KIAMILEV PHENIX Q. | Award | 1.10K | — |
| Olsem Patricia Q | Sale | 200 | $46.94K |
| Olsem Patricia Q | Sale | 300 | $70.12K |
Short interest
Settled Sep 30, 2026
- Shares short
- 552.63K
- Days to cover
- 3.92
- % of shares outstanding
- 4.12%
- Average daily volume
- 140.96K
- Change since last report
- −0.2%
Information on this page is provided for informational purposes only and is not a recommendation to buy, sell or hold any security. Investing involves risk, including possible loss of principal. Market data is delayed at least 15 minutes and is provided without warranty. Analyst ratings, price targets and company data come from third-party sources. Past performance does not guarantee future results.