WD 40 Co (WDFC) insider trading
Every open-market stock purchase and sale by WD 40 Co executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Patricia Q Olsem (President) sold $117K in the last 90 days.
- Last company insider buy: David Pendarvis (Insider), $105K, 9 months ago.
Last 12 months: insiders bought $105K (1 buy) and sold $117K (2 sales). Last close $220.61 on Oct 30, 2026.
Recent WDFC insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 26, 2026 | Christophe Paul Cloez (Director) | Sold (not open market) | — |
| Oct 26, 2026 | Patricia Q Olsem (President) | Sold (not open market) | — |
| Oct 26, 2026 | Phenix Q. Kiamilev (VP) | Sold (not open market) | — |
| Oct 26, 2026 | Sara Kathleen Hyzer (CFO) | Sold (not open market) | — |
| Oct 26, 2026 | Steven A Brass (CEO) | Sold (not open market) | — |
| Oct 26, 2026 | Nicholas Daniel Giordano (C-suite exec) | Sold (not open market) | — |
| Oct 26, 2026 | Jeffrey G Lindeman (VP) | Sold (not open market) | — |
| Oct 8, 2026 | Nicholas Daniel Giordano (C-suite exec) | Bought (not open market) | — |
| Oct 8, 2026 | Steven A Brass (CEO) | Bought (not open market) | — |
| Oct 8, 2026 | Sara Kathleen Hyzer (CFO) | Bought (not open market) | — |
| Oct 8, 2026 | Phenix Q. Kiamilev (VP) | Bought (not open market) | — |
| Oct 8, 2026 | Jeffrey G Lindeman (VP) | Bought (not open market) | — |
| Oct 8, 2026 | Christophe Paul Cloez (Director) | Bought (not open market) | — |
| Oct 8, 2026 | Patricia Q Olsem (President) | Bought (not open market) | — |
| Aug 13, 2026 | Patricia Q Olsem (President) | Sold | $46.9K |
| Aug 10, 2026 | Patricia Q Olsem (President) | Sold | $70.1K |
| Feb 18, 2026 | Ken Allen Plunk (Insider) | Bought (not open market) | — |
| Feb 5, 2026 | David Pendarvis (Insider) | Bought | $105K |
| Dec 12, 2025 | David Pendarvis (Insider) | Bought (not open market) | — |
| Dec 12, 2025 | Edward O Magee Jr (Insider) | Bought (not open market) | — |
| Dec 12, 2025 | Lara L Lee (Insider) | Bought (not open market) | — |
| Dec 12, 2025 | Anne Saunders (Insider) | Bought (not open market) | — |
| Dec 12, 2025 | Eric Etchart (Insider) | Bought (not open market) | — |
| Dec 12, 2025 | Eric Etchart (Insider) | Bought (not open market) | — |
| Dec 12, 2025 | Cynthia Burks (Insider) | Bought (not open market) | — |
Who's trading WDFC
- Jeffrey G Lindeman, VP: other filings, last Oct 26, 2026
- Steven A Brass, CEO: other filings, last Oct 26, 2026
- Phenix Q. Kiamilev, VP: other filings, last Oct 26, 2026
- Christophe Paul Cloez, Director: other filings, last Oct 26, 2026
- Nicholas Daniel Giordano, C-suite exec: other filings, last Oct 26, 2026
- Sara Kathleen Hyzer, CFO: other filings, last Oct 26, 2026
- Patricia Q Olsem, President: sold $117K (2 sales), last Oct 26, 2026
- Ken Allen Plunk, Insider: other filings, last Feb 18, 2026
- David Pendarvis, Insider: bought $105K (1 buy), last Feb 5, 2026
- Anne Saunders, Insider: other filings, last Dec 12, 2025
- Cynthia Burks, Insider: other filings, last Dec 12, 2025
- Daniel T Carter, Insider: other filings, last Dec 12, 2025
- Eric Etchart, Insider: other filings, last Dec 12, 2025
- Lara L Lee, Insider: other filings, last Dec 12, 2025
- Edward O Magee Jr, Insider: other filings, last Dec 12, 2025
Get free alerts when an insider at WD 40 Co files a new trade →