SEC Form 4 · accession 0001395188-26-000012
Willdan Group, Inc. · WLDN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Thomas Donald Brisbin
Director
Period of report
Sep 16, 2026
Accepted (ET)
Sep 17, 2026 · 5:44 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001370450
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Sep 16, 2026 | M | 22,635 | $16.27 | A | 119,322 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Options (Right to Buy)F2 | $16.27 | Sep 16, 2026 | M | 22,635 | D | Nov 3, 2017 | Nov 3, 2026 | Common Stock | 22,635 | 0 | D |
Explanation of responses
- F1Includes 1,241 shares of restricted stock that vest on June 17, 2027.
- F2Stock 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.