Form 4 for WLDN Willdan Group, Inc.
Accepted 2026-09-04 17:41:47 ET · period of report 2026-09-03 · accession 0001395188-26-000006 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-09-04 17:41 | 2026-09-03 | WLDN | Brisbin Thomas Donald | Dir | M - OptEx | $16.27 | +58.8K | 155.4K | +61% | +$956.0K |
| D | 2026-09-04 17:41 | 2026-09-03 | WLDN | Brisbin Thomas Donald | Dir | S - Sale+OE | $88.14 | -58.8K | 96.7K | -38% | -$5.18M |
| D | 2026-09-04 17:41 | 2026-09-03 | WLDN | Brisbin Thomas Donald | Dir | M - OptEx | $0.00 | -58.7K | 31.0K | -65% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-09-03 | M | A | 58,757 | $16.27 | 155,444 | D | — | — | (F1) Includes 1,241 shares of restricted stock that vest on June 17, 2027. |
| 2 | Common | Common Stock | 2026-09-03 | S | D | 58,757 | $88.14 | 96,687 | D | — | — | (F2) The price reported in Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $88.05 to $88.49, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2). (F1) Includes 1,241 shares of restricted stock that vest on June 17, 2027. |
| 3 | Derivative | Stock Options (Right to Buy) | 2026-09-03 | M | D | 58,727 | $0.00 | 30,979 | D | $16.27 · 2017-11-03 to 2026-11-03 | 58,727 Common Stock | (F3) Stock options granted under the Willdan Group, Inc. Amended and Restated 2008 Performance Incentive Plan, which vested in three equal installments on each of November 3, 2017, November 3, 2018 and November 3, 2019. |