WLDN
Willdan Group, Inc. · Services · Market cap $1.3B
Insiders sold $5.2M net in the last 90 days ·1 seller, 0 buyers· latest Form 4 filed Sep 4, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$13.6M
reported sales (SEC code S)
Unique Insiders
5
in the rolling window
Latest filing
Sep 4, 2026
Brisbin Thomas Donald
Willdan Group, Inc. (WLDN) has 34 SEC Form 4 filings (51 transaction rows) in the rolling window, disclosed by 5 distinct insiders. Most recent filing: Sep 4, 2026.
Inside the rolling window, 5 insiders at Willdan Group, Inc. reported no open-market purchases and 6 open-market sales totaling $13.6M. Insiders have net sold $11.8M over the trailing 6 months. The most recent open-market filing is a sale of 58,757 shares by Director Brisbin Thomas Donald, dated Sep 3, 2026, worth $5.2M.
- Industry:Engineering & Construction
- CEO:Michael A. Bieber
- Employees:1,814
- HQ:Anaheim, CA, US
- IPO:2006-11-21
| Source | |||||||
|---|---|---|---|---|---|---|---|
Brisbin Thomas DonaldFirst filing | Director | Sale | 58,757 | $5.2M | Sep 4 | — | SEC ↗ |
| PRESIDENT AND CEO | Sale | 56,676 | $5.2M | May 15 | -6.9% | SEC ↗ | |
BIEBER MICHAEL AFirst filing | PRESIDENT AND CEO | Sale | 9,991 | $926K | May 14 | -6.4% | SEC ↗ |
Cohen Steven AFirst filing | Director | Sale | 6,000 | $491K | Mar 10 | +3.0% | SEC ↗ |
CHEN MICAHFirst filing | EXECUTIVE VP & GENERAL COUNSEL | Sale | 10,000 | $1.1M | Sep 22 | -18.8% | SEC ↗ |
McGinn Dennis VFirst filing | Director | Sale | 7,298 | $776K | Sep 22 | -18.8% | SEC ↗ |
Frequently asked questions
How many SEC Form 4 insider filings does WLDN have?
Willdan Group, Inc. (WLDN) has 34 SEC Form 4 filings (51 transaction rows) in the rolling 365-day window, disclosed by 5 distinct insiders. Most recent filing: Sep 4, 2026.
When was the most recent SEC Form 4 filing for WLDN?
The most recent Form 4 filing for WLDN on Tracefour is dated Sep 4, 2026.
What is the net insider flow at WLDN over the last 6 months?
Over the trailing 180 days, insiders at WLDN have net sold $11.8M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at WLDN in the current window?
Inside the rolling window, insiders at WLDN bought $0 and sold $13.6M based on SEC Form 4 filings.
Can I get alerts for WLDN insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Willdan Group, Inc. (WLDN). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
Willdan Group, Inc. is in the Services sector.