Steven A. Brass is CEO & President at WD 40 CO (WDFC). They have made 8 open-market trades across 1 company since 2018, most recently 2026-10-08.
CIK 0001691913
5 open-market purchases totalling $945K since 2022, against 3 sales. Across 5 scored buys the stock is up 13.0% at ninety days, and 6.1 points ahead of the S&P over the same stretch.
5 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| WDFC | 40,971 | $8.2M |
Shares reported on the most recent Form 4, priced at the 2026-10-13 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 80% | 100% | 100% |
| Avg Move | +1.8% | +3.8% | +13.0% |
| Alpha | +1.0% | +1.4% | +6.1% |
| Scored | 5 | 5 | 5 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| WDFC | BUY | 2025-10-28 | 2025-10-29 | $200.46 | $145K | +2.4% | +1.3% | +13.4% |
| WDFC | BUY | 2024-04-16 | 2024-04-17 | $232.22 | $201K | -3.3% | +2.9% | +8.3% |
| WDFC | BUY | 2023-04-13 | 2023-04-14 | $179.08 | $200K | +5.0% | +4.1% | +22.1% |
| WDFC | BUY | 2023-01-18 | 2023-01-19 | $170.57 | $200K | +3.0% | +2.3% | +11.8% |
| WDFC | BUY | 2022-10-26 | 2022-10-27 | $158.16 | $200K | +1.8% | +8.6% | +9.5% |
| WDFC | SELL | 2020-01-22 | 2020-01-23 | $189.14 | $256K | -0.7% | -5.4% | -9.1% |
| WDFC | SELL | 2019-04-18 | 2019-04-19 | $164.30 | $270K | +1.4% | -1.9% | +7.5% |
| WDFC | SELL | 2018-04-13 | 2018-04-17 | $130.82 | $196K | -2.7% | -0.7% | +18.7% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.