WDFC insider trading — WD 40 Co
Over the last 90 days, insiders at WD 40 Co (WDFC) made 0 open-market purchases worth $0 and 2 open-market sales worth $117K, making them net sellers by $117K. The largest sale was by Olsem Patricia Q (Division President, Americas), who sold 300 shares for $70K on Aug 10, 2026.
Updated Oct 16, 2026.
Recent WDFC insider transactions
Every Form 4 filed by WD 40 Co officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Oct 8, 2026 | Giordano Nicholas Daniel | VP, Corporate Controller & CAO | A · Grant/award | Direct | 257 | — | — | Form 4 |
| Oct 8, 2026 | Cloez Christophe Paul | Managing Director, EIMEA | A · Grant/award | Direct | 1,103 | — | — | Form 4 |
| Oct 8, 2026 | Brass Steven A | CEO and President | A · Grant/award | Direct | 9,808 | — | — | Form 4 |
| Oct 8, 2026 | Olsem Patricia Q | Division President, Americas | A · Grant/award | Direct | 1,054 | — | — | Form 4 |
| Oct 8, 2026 | Lindeman Jeffrey G | VP, Chief People, Cult. & Cap. | A · Grant/award | Direct | 1,005 | — | — | Form 4 |
| Oct 8, 2026 | Hyzer Sara Kathleen | VP, Finance & CFO | A · Grant/award | Direct | 1,961 | — | — | Form 4 |
| Oct 8, 2026 | Kiamilev Phenix Q. | VP, GC & Chief Compliance Ofcr | A · Grant/award | Indirect | 1,103 | — | — | Form 4 |
| Aug 13, 2026 | Olsem Patricia Q | Division President, Americas | S · Sale | Direct | 200 | $234.72 | $47K | Form 4 |
| Aug 10, 2026 | Olsem Patricia Q | Division President, Americas | S · Sale | Direct | 300 | $233.73 | $70K | Form 4 |
WDFC insider trading FAQ
Are insiders buying WDFC stock?
Not on the open market. In the last 90 days, WD 40 Co insiders made no open-market purchases, and 2 open-market sales totaling $117K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading WDFC?
Recent sellers: Olsem Patricia Q.
Where does WDFC insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
More stocks with insider activity
Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.