Willdan Group, Inc. (WLDN) Insider Trading
Over the last 6 months, 195 institutions increased and 164 reduced their position (13F).
Insider Activity
Sentiment
50/100
Buys (3m)
0
Sells (3m)
0
Net (3m)
$0
Insider trades by month Buys Sells
Mar
May
Aug
Sep
Mar
May
Context3-month price -6.1%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 18, 2026 | Shahidehpour Mohammaddirector | Grant | 1,241 | — |
| Jun 18, 2026 | Downes Cynthiadirector | Grant | 1,241 | — |
| Jun 18, 2026 | McGinn Dennis Vdirector | Grant | 1,241 | — |
| Jun 18, 2026 | Brisbin Thomas Donalddirector | Grant | 1,241 | — |
| Jun 18, 2026 | Cohen Steven Adirector | Grant | 1,241 | — |
| Jun 18, 2026 | REDER WANDA KAYdirector | Grant | 1,241 | — |
| May 15, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Sell | 23,015 | $91.95 |
| May 15, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Sell | 7,956 | $92.65 |
| May 15, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Sell | 25,429 | $90.88 |
| May 15, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Option | 40,009 | $16.27 |
| May 15, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Option | 16,667 | $28.19 |
| May 15, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Sell | 276 | $93.74 |
| May 14, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Sell | 9,991 | $92.65 |
| May 14, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Option | 9,991 | $16.27 |
| Mar 26, 2026 | CHEN MICAHofficer: EXECUTIVE VP & GENERAL COUNSEL | Tax | 1,660 | $82.80 |
| Mar 26, 2026 | CHEN MICAHofficer: EXECUTIVE VP & GENERAL COUNSEL | Grant | 3,780 | — |
| Mar 26, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Grant | 15,750 | — |
| Mar 26, 2026 | EARLY CREIGHTON Kofficer: EXECUTIVE VP AND CFO | Tax | 2,142 | $82.80 |
| Mar 26, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Tax | 6,444 | $82.80 |
| Mar 26, 2026 | EARLY CREIGHTON Kofficer: EXECUTIVE VP AND CFO | Grant | 3,780 | — |
| Mar 23, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Tax | 2,387 | $75.52 |
| Mar 23, 2026 | EARLY CREIGHTON Kofficer: EXECUTIVE VP AND CFO | Tax | 794 | $75.52 |
| Mar 23, 2026 | CHEN MICAHofficer: EXECUTIVE VP & GENERAL COUNSEL | Tax | 615 | $75.52 |
| Mar 19, 2026 | CHEN MICAHofficer: EXECUTIVE VP & GENERAL COUNSEL | Tax | 676 | $78.29 |
| Mar 19, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Tax | 2,625 | $78.29 |
| Mar 19, 2026 | EARLY CREIGHTON Kofficer: EXECUTIVE VP AND CFO | Tax | 873 | $78.29 |
| Mar 17, 2026 | BIEBER MICHAEL Adirector, officer: PRESIDENT AND CEO | Tax | 7,090 | $78.61 |
| Mar 17, 2026 | EARLY CREIGHTON Kofficer: EXECUTIVE VP AND CFO | Grant | 4,158 | — |
| Mar 17, 2026 | CHEN MICAHofficer: EXECUTIVE VP & GENERAL COUNSEL | Grant | 4,158 | — |
| Mar 17, 2026 | EARLY CREIGHTON Kofficer: EXECUTIVE VP AND CFO | Tax | 2,356 | $78.61 |
Source: WLDN SEC Form 4 filings, latest Jun 18, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their WLDN positions over the last 6 months (SEC Form 13F).
Increased
195
New positions
95
Reduced
164
Sold out
50
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BlackRock, Inc. | Increased | 1.4M | Aug 7, 2026 |
| Divisadero Street Capital Management, LP | Increased | 1.3M | Aug 14, 2026 |
| BLACKROCK, INC. | Increased | 1.3M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 633K | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 613K | May 15, 2026 |
| NEUMEIER POMA INVESTMENT COUNSEL LLC | Increased | 530K | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Increased | 527K | Aug 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 485K | May 8, 2026 |
| TWO SIGMA INVESTMENTS, LP | Increased | 468K | May 15, 2026 |
| Allspring Global Investments Holdings, LLC | Increased | 391K | Aug 13, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 383K | Aug 12, 2026 |
| WASATCH ADVISORS LP | Increased | 382K | Apr 21, 2026 |
| FIRST TRUST ADVISORS LP | Increased | 361K | Aug 11, 2026 |
| ALTA FOX CAPITAL MANAGEMENT, LLC | New Position | 360K | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 354K | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.