Stock Scorer

Willdan Group, Inc. (WLDN) · Insider trading

What Willdan Group's directors, officers and largest holders bought and sold themselves, from the Form 4 each of them files with the SEC within two business days of a trade. Open-market purchases and sales first: those are the trades somebody chose to make at the market price.

Bought, 12 months
$0
0 insiders, 0 trades
Sold, 12 months
$12.48M
3 insiders, 0% under a plan
Net, 12 months
−$12.48M
bought less sold
Latest filing
2026-09-17
filings read to 2026-10-19

Bought and sold at the market, by month

Two years. Purchases above the line, sales below, in dollars.

2024-11: $1.56M sold 2024-12: $197,751 sold 2025-01 2025-03: $89,102 sold 2025-05: $4.99M sold 2025-07 2025-08: $43.09M sold 2025-09: $1.84M sold 2026-01 2026-03: $490,920 sold 2026-05: $6.12M sold 2026-07 2026-09: $5.87M sold
Bought Sold Largest month: $43.09M

Who traded, two years

InsiderBoughtSold TradesLast tradeHolds after
Brisbin Thomas DonaldDirector – $50.88M 32 2026-09-15 97,587
Bieber Michael ADirector, PRESIDENT AND CEO – $7.90M 8 2026-05-14 280,772
Chen MicahEXECUTIVE VP & GENERAL COUNSEL – $2.05M 3 2025-09-18 40,423
Early Creighton KEXECUTIVE VP AND CFO – $1.37M 4 2025-08-13 72,071
Cohen Steven ADirector – $781,770 2 2026-03-06 20,849
McGinn Dennis VDirector – $775,923 1 2025-09-18 11,330
Downes CynthiaDirector – $302,355 1 2025-08-15 8,909
Reder Wanda KayDirector – $101,541 1 2025-08-14 10,676
Shahidehpour MohammadDirector – $89,102 1 2025-03-12 12,767

Open-market purchases and sales

Newest first. “Plan” marks a trade made under a 10b5-1 plan set up in advance.

DateInsiderTradeShares PriceValueHolds afterFiling
2026-09-15 Brisbin Thomas DonaldDirector Sale 4,005 79.01 $316,435 97,587 Form 4
2026-09-15 Brisbin Thomas DonaldDirector Sale 900 80.91 $72,819 96,687 Form 4
2026-09-08 Brisbin Thomas DonaldDirector Sale 3,439 88.19 $303,285 96,687 Form 4
2026-09-03 Brisbin Thomas DonaldDirector Sale 58,757 88.14 $5.18M 96,687 Form 4
2026-05-14 Bieber Michael ADirector, PRESIDENT AND CEO Sale 25,429 90.88 $2.31M 280,772 Form 4
2026-05-14 Bieber Michael ADirector, PRESIDENT AND CEO Sale 23,015 91.95 $2.12M 257,757 Form 4
2026-05-14 Bieber Michael ADirector, PRESIDENT AND CEO Sale 7,956 92.65 $737,123 249,801 Form 4
2026-05-14 Bieber Michael ADirector, PRESIDENT AND CEO Sale 276 93.74 $25,872 249,525 Form 4
2026-05-13 Bieber Michael ADirector, PRESIDENT AND CEO Sale 9,991 92.65 $925,666 249,525 Form 4
2026-03-06 Cohen Steven ADirector Sale 6,000 81.82 $490,920 20,849 Form 4
2025-09-18 McGinn Dennis VDirector Sale 7,298 106.32 $775,923 11,330 Form 4
2025-09-18 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Sale 10,000 106.00 $1.06M 40,423 Form 4
2025-08-25 Brisbin Thomas DonaldDirector Sale 5,182 118.15 $612,253 70,696 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 10,615 104.58 $1.11M 177,676 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 4,910 105.36 $517,318 172,766 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 7,520 106.68 $802,234 165,246 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 8,974 107.65 $966,051 156,272 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 24,988 108.90 $2.72M 131,284 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 33,096 109.39 $3.62M 98,188 Form 4
2025-08-22 Brisbin Thomas DonaldDirector Sale 27,492 110.84 $3.05M 70,696 Form 4
2025-08-21 Brisbin Thomas DonaldDirector Sale 7,000 101.87 $713,090 306,291 Form 4
2025-08-21 Brisbin Thomas DonaldDirector Sale 17,106 103.01 $1.76M 289,185 Form 4
2025-08-21 Brisbin Thomas DonaldDirector Sale 33,464 103.95 $3.48M 255,721 Form 4
2025-08-21 Brisbin Thomas DonaldDirector Sale 33,950 104.66 $3.55M 221,771 Form 4
2025-08-21 Brisbin Thomas DonaldDirector Sale 33,380 105.91 $3.54M 188,391 Form 4
2025-08-21 Brisbin Thomas DonaldDirector Sale 100 106.34 $10,634 188,291 Form 4
2025-08-20 Brisbin Thomas DonaldDirector Sale 7,405 104.19 $771,527 313,291 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Sale 4,782 112.30 $537,019 445,996 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Sale 300 113.01 $33,903 445,696 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Sale 33,233 108.63 $3.61M 412,463 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Sale 58,303 109.51 $6.38M 354,160 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Sale 26,258 110.51 $2.90M 327,902 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Sale 7,206 111.21 $801,379 320,696 Form 4
2025-08-15 Downes CynthiaDirector Sale 2,763 109.43 $302,355 8,909 Form 4
2025-08-14 Reder Wanda KayDirector Sale 850 119.46 $101,541 10,676 Form 4
2025-08-13 Early Creighton KEXECUTIVE VP AND CFO Sale 7,764 116.54 $904,817 72,071 Form 4
2025-08-12 Cohen Steven ADirector Sale 2,500 116.34 $290,850 26,849 Form 4
2025-05-28 Early Creighton KEXECUTIVE VP AND CFO Sale 5,000 53.28 $266,400 72,071 Form 4
2025-05-27 Brisbin Thomas DonaldDirector Sale 22,459 52.34 $1.18M 422,454 Form 4
2025-05-23 Brisbin Thomas DonaldDirector Sale 1,626 51.54 $83,804 422,454 Form 4
13 more
2025-05-22 Brisbin Thomas DonaldDirector Sale 5,915 52.04 $307,817 422,454 Form 4
2025-05-19 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Sale 10,000 50.50 $505,000 38,502 Form 4
2025-05-16 Bieber Michael ADirector, PRESIDENT AND CEO Sale 25,000 48.11 $1.20M 200,981 Form 4
2025-05-16 Brisbin Thomas DonaldDirector Sale 20,000 48.54 $970,800 422,454 Form 4
2025-05-16 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Sale 10,000 48.20 $482,000 38,502 Form 4
2025-03-12 Shahidehpour MohammadDirector Sale 2,273 39.20 $89,102 12,767 Form 4
2024-12-09 Early Creighton KEXECUTIVE VP AND CFO Sale 4,349 43.13 $187,572 69,146 Form 4
2024-12-06 Early Creighton KEXECUTIVE VP AND CFO Sale 234 43.50 $10,179 69,146 Form 4
2024-11-25 Brisbin Thomas DonaldDirector Sale 7,700 43.45 $334,565 406,704 Form 4
2024-11-22 Brisbin Thomas DonaldDirector Sale 7,700 42.34 $326,018 414,404 Form 4
2024-11-21 Brisbin Thomas DonaldDirector Sale 7,700 41.69 $321,013 422,104 Form 4
2024-11-11 Bieber Michael ADirector, PRESIDENT AND CEO Sale 10,868 45.67 $496,342 173,654 Form 4
2024-11-06 Bieber Michael ADirector, PRESIDENT AND CEO Sale 1,804 45.86 $82,731 173,654 Form 4

Grants, exercises and other transactions

Pay, tax and paperwork rather than a choice to trade at the market price. Two years.

39 × grant or award33 × shares withheld for tax23 × option exercise
Show them
DateInsiderWhatShares PriceHolds afterFiling
2026-09-16 Brisbin Thomas DonaldDirector Option exercise M +22,635 16.27 119,322 Form 4
2026-09-15 Brisbin Thomas DonaldDirector Option exercise M +4,905 16.27 101,592 Form 4
2026-09-08 Brisbin Thomas DonaldDirector Option exercise M +3,439 16.27 100,126 Form 4
2026-09-03 Brisbin Thomas DonaldDirector Option exercise M +58,757 16.27 155,444 Form 4
2026-06-17 Brisbin Thomas DonaldDirector Grant or award A +1,241 – 96,687 Form 4
2026-06-17 Downes CynthiaDirector Grant or award A +1,241 – 10,150 Form 4
2026-06-17 Cohen Steven ADirector Grant or award A +1,241 – 22,090 Form 4
2026-06-17 Shahidehpour MohammadDirector Grant or award A +1,241 – 15,789 Form 4
2026-06-17 McGinn Dennis VDirector Grant or award A +1,241 – 12,571 Form 4
2026-06-17 Reder Wanda KayDirector Grant or award A +1,241 – 11,917 Form 4
2026-05-14 Bieber Michael ADirector, PRESIDENT AND CEO Option exercise M +40,009 16.27 289,534 Form 4
2026-05-14 Bieber Michael ADirector, PRESIDENT AND CEO Option exercise M +16,667 28.19 306,201 Form 4
2026-05-13 Bieber Michael ADirector, PRESIDENT AND CEO Option exercise M +9,991 16.27 259,516 Form 4
2026-03-25 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +3,780 – 80,806 Form 4
2026-03-25 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −2,142 82.80 78,664 Form 4
2026-03-25 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +15,750 – 255,969 Form 4
2026-03-25 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −6,444 82.80 249,525 Form 4
2026-03-25 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +3,780 – 51,710 Form 4
2026-03-25 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −1,660 82.80 50,050 Form 4
2026-03-20 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −794 75.52 77,026 Form 4
2026-03-20 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −2,387 75.52 240,219 Form 4
2026-03-20 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −615 75.52 47,930 Form 4
2026-03-17 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −873 78.29 77,820 Form 4
2026-03-17 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −2,625 78.29 242,606 Form 4
2026-03-17 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −676 78.29 48,545 Form 4
2026-03-16 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +4,158 – 81,049 Form 4
2026-03-16 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −2,356 78.61 78,693 Form 4
2026-03-16 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +17,326 – 252,321 Form 4
2026-03-16 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −7,090 78.61 245,231 Form 4
2026-03-16 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +4,158 – 51,047 Form 4
2026-03-16 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −1,826 78.61 49,221 Form 4
2026-03-11 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +3,960 – 79,135 Form 4
2026-03-11 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −2,244 83.98 76,891 Form 4
2026-03-11 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +18,810 – 242,692 Form 4
2026-03-11 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −7,697 83.98 234,995 Form 4
2026-03-11 Brisbin Thomas DonaldDirector Grant or award A +24,750 – 95,446 Form 4
2026-03-11 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +3,960 – 48,627 Form 4
2026-03-11 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −1,738 83.98 46,889 Form 4
2026-03-09 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −4,307 82.98 75,175 Form 4
2026-03-09 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −1,814 82.98 223,882 Form 4
2026-03-09 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −410 82.98 44,667 Form 4
2026-03-03 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +5,625 – 79,482 Form 4
2026-03-03 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +18,000 – 225,696 Form 4
2026-03-03 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +4,500 – 45,077 Form 4
2025-09-18 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Option exercise M +10,000 32.79 50,423 Form 4
2025-08-25 Brisbin Thomas DonaldDirector Option exercise M +5,182 16.27 75,878 Form 4
2025-08-18 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +2,732 – 41,620 Form 4
2025-08-18 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −1,197 109.53 40,423 Form 4
2025-08-18 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +12,963 – 214,330 Form 4
2025-08-18 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −6,788 109.53 207,542 Form 4
2025-08-18 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +2,732 – 75,151 Form 4
2025-08-18 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −1,470 109.53 73,681 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Grant or award A +21,461 – 445,696 Form 4
2025-08-18 Brisbin Thomas DonaldDirector Option exercise M +5,082 16.27 450,778 Form 4
2025-08-13 Early Creighton KEXECUTIVE VP AND CFO Option exercise M +7,764 9.08 79,835 Form 4
2025-06-11 Shahidehpour MohammadDirector Grant or award A +1,781 – 14,548 Form 4
2025-06-11 Cohen Steven ADirector Grant or award A +1,781 – 29,349 Form 4
2025-06-11 Downes CynthiaDirector Grant or award A +1,781 – 11,672 Form 4
2025-06-11 Reder Wanda KayDirector Grant or award A +1,781 – 11,526 Form 4
2025-06-11 McGinn Dennis VDirector Grant or award A +1,781 – 18,628 Form 4
2025-06-11 Brisbin Thomas DonaldDirector Grant or award A +1,781 – 424,235 Form 4
2025-05-28 Early Creighton KEXECUTIVE VP AND CFO Option exercise M +5,000 9.08 77,071 Form 4
2025-05-27 Brisbin Thomas DonaldDirector Option exercise M +22,459 13.91 444,913 Form 4
2025-05-23 Brisbin Thomas DonaldDirector Option exercise M +1,626 13.91 424,080 Form 4
2025-05-22 Brisbin Thomas DonaldDirector Option exercise M +5,915 13.91 428,369 Form 4
2025-05-19 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Option exercise M +10,000 32.79 48,502 Form 4
2025-05-16 Bieber Michael ADirector, PRESIDENT AND CEO Option exercise M +25,000 13.91 225,981 Form 4
2025-05-16 Brisbin Thomas DonaldDirector Option exercise M +20,000 13.91 442,454 Form 4
2025-05-16 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Option exercise M +10,000 32.79 48,502 Form 4
2025-03-24 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +3,780 – 74,105 Form 4
2025-03-24 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −2,034 42.53 72,071 Form 4
2025-03-24 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +15,750 – 209,227 Form 4
2025-03-24 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −8,246 42.53 200,981 Form 4
2025-03-24 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +3,780 – 40,158 Form 4
2025-03-24 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −1,656 42.53 38,502 Form 4
2025-03-20 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −3,054 43.06 193,477 Form 4
2025-03-20 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −613 43.06 36,378 Form 4
2025-03-20 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −753 43.06 70,325 Form 4
2025-03-17 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +19,250 – 196,531 Form 4
2025-03-17 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +4,620 – 36,991 Form 4
2025-03-17 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +4,620 – 71,078 Form 4
2025-03-11 Brisbin Thomas DonaldDirector Grant or award A +15,750 – 422,454 Form 4
2025-03-11 Early Creighton KEXECUTIVE VP AND CFO Grant or award A +2,520 – 67,814 Form 4
2025-03-11 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −1,356 40.11 66,458 Form 4
2025-03-11 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Grant or award A +2,520 – 33,573 Form 4
2025-03-11 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −1,202 40.11 32,371 Form 4
2025-03-11 Bieber Michael ADirector, PRESIDENT AND CEO Grant or award A +11,970 – 183,549 Form 4
2025-03-11 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −6,268 40.11 177,281 Form 4
2025-03-07 Chen MicahEXECUTIVE VP & GENERAL COUNSEL Shares withheld for tax F −458 41.80 31,053 Form 4
2025-03-07 Early Creighton KEXECUTIVE VP AND CFO Shares withheld for tax F −4,224 41.80 65,294 Form 4
2025-03-07 Bieber Michael ADirector, PRESIDENT AND CEO Shares withheld for tax F −2,429 41.80 171,579 Form 4
2024-12-09 Early Creighton KEXECUTIVE VP AND CFO Option exercise M +4,349 9.08 73,495 Form 4
2024-12-06 Early Creighton KEXECUTIVE VP AND CFO Option exercise M +234 9.08 69,380 Form 4
2024-11-11 Bieber Michael ADirector, PRESIDENT AND CEO Option exercise M +10,868 13.49 184,522 Form 4
2024-11-06 Bieber Michael ADirector, PRESIDENT AND CEO Option exercise M +1,804 13.49 175,458 Form 4

How to read it

Buy, sale
Code P and S on the form: shares bought or sold in the market, at the market price. The other codes are mostly pay (a grant, an option exercised) or tax (shares the company withheld), and say little about what the insider thinks of the price.
Plan
A sale or purchase under a Rule 10b5-1 plan, set up in advance and running on its own schedule. Since April 2023 the form has a box for it. Much executive selling is planned and says more about diversifying than about the company.
Holds after
The shares the insider still held after the trade, in the form the trade was in (directly, or indirectly through a trust or a fund).
Value
Shares times the price the form reports, which is often an average over several fills on the day.

Read from the SEC's own quarterly data sets of Forms 3, 4 and 5, and from each day's filings since the last one. A correcting amendment replaces the lines it restates. Every row links to its filing. None of this is advice: insiders sell for many reasons, and buy for fewer.

Willdan Group's scores and multiples ›