Willdan Group, Inc. (WLDN) has 293 open-market insider trades by 32 insiders since 2006. Over the last six months insiders net sold $12.0M. The most active filer is Thomas Donald Brisbin, Director.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Thomas Donald Brisbin | Dir | — | 42 | $108.2M | 2026-09-16 |
| Robert Symmes MacArthur | 10% Owner | — | 8 | $25.0M | 2024-06-18 |
| Edward Urban Kissel | 10% Owner | — | 2 | $23.3M | 2024-06-20 |
| Michael A. Bieber | CEOPres | — | 25 | $19.6M | 2026-05-14 |
| Forager Fund, L.P. | 10% Owner | — | 6 | $16.8M | 2024-07-09 |
| Linda L. Heil | Dir | — | 28 | $9.8M | 2012-03-08 |
| Creighton K. Early | CFOVP | — | 13 | $3.8M | 2026-03-25 |
| Paul Milton Whitelaw | VP | — | 10 | $3.6M | 2022-03-28 |
| Micah Chen | CLOVP | — | 16 | $3.6M | 2026-03-25 |
| Opportunity Capital Llc Wedbush | 10% | — | 5 | $2.2M | 2014-08-13 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Thomas Donald Brisbin | Director | Sell | $389K | 2026-09-15 |
| Thomas Donald Brisbin | Director | Sell | $303K | 2026-09-08 |
| Thomas Donald Brisbin | Director | Sell | $5.2M | 2026-09-03 |
| Michael A. Bieber | CEO & President | Sell | $5.2M | 2026-05-14 |
| Michael A. Bieber | CEO & President | Sell | $926K | 2026-05-13 |
| Steven A. Cohen | Director | Sell | $491K |
Companies that share insiders with WLDN, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-03-06 |
| Dennis V. McGinn | Director | Sell | $1.6M | 2025-09-18 |
| Micah Chen | CLO & VP | Sell | $1.1M | 2025-09-18 |
| Thomas Donald Brisbin | Director | Sell | $1.2M | 2025-08-25 |
| Thomas Donald Brisbin | Director | Sell | $25.6M | 2025-08-22 |
| Thomas Donald Brisbin | Director | Sell | $21.8M | 2025-08-21 |
| Thomas Donald Brisbin | Director | Sell | $1.5M | 2025-08-20 |
| Thomas Donald Brisbin | Director | Sell | $28.5M | 2025-08-18 |
| Cynthia Downes | Director | Sell | $605K | 2025-08-15 |
| Wanda Kay Reder | Director | Sell | $102K | 2025-08-14 |