Willdan Group (WLDN)
Willdan Group on one page: short interest, daily short volume, fails to deliver, planned sales, large holders, 13F holders, financials, earnings dates and insider trades. Listed on Nasdaq, classified by the SEC as services-engineering services.
1.8M
Short interest
settlement 2026-09-30
9.9
Days to cover
-0.6 days vs prior
48.6%
Short share of volume
2026-10-23
800
Fails to deliver
settlement 2026-09-24
Thu 5 Nov
Next earnings
estimated date
-$5.9M
Insider flow, 90 days
0 buys, 4 sells
As of 2026-10-23.
Short interest
FINRA, twice a month. The newest 48 settlements in the table, 48 in the chart. JSONAs of 30 September 2026, short interest in WLDN is 1,769,010 shares, down 347,258 shares over the last month. Over the last 48 readings it ranged from 258,603 shares (28 February 2025) to 2,116,268 shares (31 August 2026). At the reported average volume of 178K shares a day that is 9.9 days to cover.
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| Settlement | Shares short | Change | Avg daily volume | Days to cover |
|---|---|---|---|---|
| 2026-09-30 | 1,769,010 | -12.0% | 178,106 | 9.93 |
| 2026-09-15 | 2,010,919 | -5.0% | 191,152 | 10.52 |
| 2026-08-31 | 2,116,268 | +10.8% | 224,964 | 9.41 |
| 2026-08-14 | 1,910,051 | -0.8% | 314,453 | 6.07 |
| 2026-07-31 | 1,925,574 | +0.9% | 214,265 | 8.99 |
| 2026-07-15 | 1,907,811 | +13.9% | 333,033 | 5.73 |
| 2026-06-30 | 1,674,945 | +51.9% | 403,431 | 4.15 |
| 2026-06-15 | 1,102,398 | +2.6% | 299,893 | 3.68 |
| 2026-05-29 | 1,074,857 | -0.8% | 277,577 | 3.87 |
| 2026-05-15 | 1,083,871 | +15.8% | 659,573 | 1.64 |
| 2026-04-30 | 935,986 | -2.7% | 384,319 | 2.44 |
| 2026-04-15 | 961,998 | -5.1% | 259,855 | 3.70 |
| 2026-03-31 | 1,013,221 | +5.1% | 300,607 | 3.37 |
| 2026-03-13 | 963,829 | -12.1% | 375,814 | 2.56 |
| 2026-02-27 | 1,097,029 | -4.9% | 322,704 | 3.40 |
| 2026-02-13 | 1,153,677 | -1.9% | 317,056 | 3.64 |
| 2026-01-30 | 1,176,288 | +8.3% | 252,585 | 4.66 |
| 2026-01-15 | 1,086,670 | +25.6% | 388,752 | 2.80 |
| 2025-12-31 | 865,072 | +3.2% | 205,236 | 4.22 |
| 2025-12-15 | 837,933 | -1.8% | 170,456 | 4.92 |
| 2025-11-28 | 852,929 | -10.9% | 221,209 | 3.86 |
| 2025-11-14 | 957,665 | +20.7% | 312,458 | 3.06 |
| 2025-10-31 | 793,713 | -10.7% | 213,505 | 3.72 |
| 2025-10-15 | 888,458 | -2.1% | 259,175 | 3.43 |
| 2025-09-30 | 907,150 | -8.0% | 349,572 | 2.60 |
| 2025-09-15 | 986,181 | +5.7% | 454,311 | 2.17 |
| 2025-08-29 | 932,903 | +36.9% | 507,949 | 1.84 |
| 2025-08-15 | 681,255 | +1.8% | 644,984 | 1.06 |
| 2025-07-31 | 669,217 | -5.2% | 283,705 | 2.36 |
| 2025-07-15 | 706,154 | +37.7% | 473,894 | 1.49 |
| 2025-06-30 | 512,780 | +16.5% | 220,958 | 2.32 |
| 2025-06-13 | 440,246 | +9.7% | 137,148 | 3.21 |
| 2025-05-30 | 401,279 | -3.2% | 214,327 | 1.87 |
| 2025-05-15 | 414,404 | +18.4% | 111,245 | 3.73 |
| 2025-04-30 | 350,028 | -11.5% | 76,306 | 4.59 |
| 2025-04-15 | 395,437 | -8.3% | 127,729 | 3.10 |
| 2025-03-31 | 431,276 | +45.8% | 152,420 | 2.83 |
| 2025-03-14 | 295,844 | +14.4% | 229,528 | 1.29 |
| 2025-02-28 | 258,603 | -7.0% | 104,978 | 2.46 |
| 2025-02-14 | 277,928 | +3.6% | 130,121 | 2.14 |
| 2025-01-31 | 268,154 | -8.9% | 94,047 | 2.85 |
| 2025-01-15 | 294,346 | -8.1% | 109,435 | 2.69 |
| 2024-12-31 | 320,409 | -19.1% | 138,715 | 2.31 |
| 2024-12-13 | 396,067 | -17.3% | 108,967 | 3.63 |
| 2024-11-29 | 478,751 | +15.3% | 108,185 | 4.43 |
| 2024-11-15 | 415,277 | -2.7% | 235,757 | 1.76 |
| 2024-10-31 | 426,651 | +3.2% | 152,167 | 2.80 |
| 2024-10-15 | 413,557 | +33.9% | 250,023 | 1.65 |
Daily short volume
FINRA Reg SHO, the last 30 sessions. JSONAs of 23 October 2026, the short share of WLDN volume is 48.6%, down 3.9 points over the last five sessions. Over the last 30 readings it ranged from 30.3% (13 October 2026) to 72.1% (23 September 2026). The latest reading is in line with the 30-session average of 49.5%, on 67K shares reported.
| Date | Short volume | Total volume | Short share | Exempt |
|---|---|---|---|---|
| 2026-10-23 | 33K | 67K | 48.6% | 0 |
| 2026-10-22 | 28K | 60K | 45.8% | 0 |
| 2026-10-21 | 23K | 75K | 30.7% | 0 |
| 2026-10-20 | 20K | 38K | 54.1% | 0 |
| 2026-10-19 | 33K | 57K | 57.9% | 0 |
| 2026-10-16 | 49K | 94K | 52.5% | 0 |
| 2026-10-15 | 33K | 96K | 34.4% | 0 |
| 2026-10-14 | 33K | 69K | 47.6% | 0 |
| 2026-10-13 | 16K | 52K | 30.3% | 0 |
| 2026-10-12 | 36K | 67K | 53.5% | 0 |
| 2026-10-09 | 51K | 92K | 55.7% | 0 |
| 2026-10-08 | 47K | 92K | 51.2% | 0 |
| 2026-10-07 | 27K | 54K | 50.4% | 0 |
| 2026-10-06 | 29K | 55K | 52.1% | 0 |
| 2026-10-05 | 31K | 71K | 43.1% | 0 |
| 2026-10-02 | 41K | 89K | 46.2% | 0 |
| 2026-10-01 | 35K | 76K | 45.7% | 0 |
| 2026-09-30 | 23K | 51K | 45.0% | 0 |
| 2026-09-29 | 21K | 63K | 33.6% | 0 |
| 2026-09-28 | 26K | 50K | 53.3% | 40 |
| 2026-09-25 | 21K | 37K | 56.7% | 0 |
| 2026-09-24 | 46K | 82K | 56.3% | 0 |
| 2026-09-23 | 142K | 197K | 72.1% | 6 |
| 2026-09-22 | 25K | 49K | 52.0% | 0 |
| 2026-09-21 | 23K | 38K | 59.6% | 0 |
| 2026-09-18 | 27K | 37K | 71.8% | 0 |
| 2026-09-17 | 17K | 38K | 45.3% | 1 |
| 2026-09-16 | 21K | 43K | 49.1% | 0 |
| 2026-09-15 | 27K | 72K | 37.7% | 1,755 |
| 2026-09-14 | 19K | 35K | 52.7% | 0 |
Fails to deliver
SEC, the last 30 settlement dates with a fail. JSONAs of 24 September 2026, the fails-to-deliver balance in WLDN is 800 shares, up 760 shares over the last settlement date. Over the last 30 readings it ranged from 15 shares (12 May 2026) to 11,440 shares (6 May 2026). The latest reading sits at the bottom of that range.
| Settlement | Shares failed | Price | Value |
|---|---|---|---|
| 2026-09-24 | 800 | $81.36 | $65K |
| 2026-09-17 | 40 | $78.38 | $3K |
| 2026-08-31 | 1,022 | $87.99 | $90K |
| 2026-08-28 | 8,289 | $87.87 | $728K |
| 2026-08-27 | 3,755 | $85.94 | $323K |
| 2026-08-26 | 4,592 | $85.45 | $392K |
| 2026-08-24 | 560 | $85.56 | $48K |
| 2026-08-04 | 522 | $73.59 | $38K |
| 2026-08-03 | 365 | $68.53 | $25K |
| 2026-07-24 | 189 | $73.35 | $14K |
| 2026-07-20 | 228 | $72.70 | $17K |
| 2026-07-17 | 1,558 | $74.98 | $117K |
| 2026-07-15 | 477 | $72.62 | $35K |
| 2026-07-13 | 1,878 | $72.08 | $135K |
| 2026-07-08 | 71 | $76.89 | $5K |
| 2026-07-01 | 54 | $79.10 | $4K |
| 2026-06-18 | 4,366 | $92.68 | $405K |
| 2026-06-16 | 106 | $95.51 | $10K |
| 2026-06-15 | 24 | $96.30 | $2K |
| 2026-06-10 | 695 | $98.82 | $69K |
| 2026-06-09 | 30 | $98.51 | $3K |
| 2026-06-08 | 38 | $97.21 | $4K |
| 2026-06-04 | 22 | $96.94 | $2K |
| 2026-06-02 | 84 | $94.25 | $8K |
| 2026-05-20 | 128 | $88.70 | $11K |
| 2026-05-19 | 133 | $89.10 | $12K |
| 2026-05-13 | 142 | $92.97 | $13K |
| 2026-05-12 | 15 | $92.91 | $1K |
| 2026-05-06 | 11,440 | $76.65 | $877K |
| 2026-05-04 | 18 | $73.98 | $1K |
Insider trades
SEC Form 4, newest first. JSONInsiders at WLDN reported 4 open-market sells worth $5.9M in the last 90 days and no open-market buys. Latest filing: Brisbin Thomas Donald (Director) on 2026-09-16.
| Date | Insider | Title | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|---|
| 2026-09-16 | Brisbin Thomas Donald | Director | Exercise or conversion | 23K | $16.27 | $368K | 119K |
| 2026-09-15 | Brisbin Thomas Donald | Director | Sell | 900 | $80.91 | $73K | 97K |
| 2026-09-15 | Brisbin Thomas Donald | Director | Sell | 4K | $79.01 | $316K | 98K |
| 2026-09-15 | Brisbin Thomas Donald | Director | Exercise or conversion | 5K | $16.27 | $80K | 102K |
| 2026-09-08 | Brisbin Thomas Donald | Director | Sell | 3K | $88.19 | $303K | 97K |
| 2026-09-08 | Brisbin Thomas Donald | Director | Exercise or conversion | 3K | $16.27 | $56K | 100K |
| 2026-09-03 | Brisbin Thomas Donald | Director | Sell | 59K | $88.14 | $5.2M | 97K |
| 2026-09-03 | Brisbin Thomas Donald | Director | Exercise or conversion | 59K | $16.27 | $956K | 155K |
| 2026-06-17 | Brisbin Thomas Donald | Director | Grant | 1K | $0.00 | $0 | 97K |
| 2026-06-17 | Cohen Steven A | Director | Grant | 1K | $0.00 | $0 | 22K |
| 2026-06-17 | McGinn Dennis V | Director | Grant | 1K | $0.00 | $0 | 13K |
| 2026-06-17 | REDER WANDA KAY | Director | Grant | 1K | $0.00 | $0 | 12K |
| 2026-06-17 | Downes Cynthia | Director | Grant | 1K | $0.00 | $0 | 10K |
| 2026-06-17 | Shahidehpour Mohammad | Director | Grant | 1K | $0.00 | $0 | 16K |
| 2026-05-14 | BIEBER MICHAEL A | PRESIDENT AND CEO | Sell | 276 | $93.74 | $26K | 250K |
| 2026-05-14 | BIEBER MICHAEL A | PRESIDENT AND CEO | Sell | 8K | $92.65 | $737K | 250K |
| 2026-05-14 | BIEBER MICHAEL A | PRESIDENT AND CEO | Sell | 23K | $91.95 | $2.1M | 258K |
| 2026-05-14 | BIEBER MICHAEL A | PRESIDENT AND CEO | Sell | 25K | $90.88 | $2.3M | 281K |
| 2026-05-14 | BIEBER MICHAEL A | PRESIDENT AND CEO | Exercise or conversion | 17K | $28.19 | $470K | 306K |
| 2026-05-14 | BIEBER MICHAEL A | PRESIDENT AND CEO | Exercise or conversion | 40K | $16.27 | $651K | 290K |
| 2026-05-13 | BIEBER MICHAEL A | PRESIDENT AND CEO | Sell | 10K | $92.65 | $926K | 250K |
| 2026-05-13 | BIEBER MICHAEL A | PRESIDENT AND CEO | Exercise or conversion | 10K | $16.27 | $163K | 260K |
| 2026-03-25 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 2K | $82.80 | $177K | 79K |
| 2026-03-25 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Grant | 4K | $0.00 | $0 | 81K |
| 2026-03-25 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 2K | $82.80 | $137K | 50K |
| 2026-03-25 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Grant | 4K | $0.00 | $0 | 52K |
| 2026-03-25 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 6K | $82.80 | $534K | 250K |
| 2026-03-25 | BIEBER MICHAEL A | PRESIDENT AND CEO | Grant | 16K | $0.00 | $0 | 256K |
| 2026-03-20 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 794 | $75.52 | $60K | 77K |
| 2026-03-20 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 615 | $75.52 | $46K | 48K |
| 2026-03-20 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 2K | $75.52 | $180K | 240K |
| 2026-03-17 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 873 | $78.29 | $68K | 78K |
| 2026-03-17 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 676 | $78.29 | $53K | 49K |
| 2026-03-17 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 3K | $78.29 | $206K | 243K |
| 2026-03-16 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 2K | $78.61 | $185K | 79K |
| 2026-03-16 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Grant | 4K | $0.00 | $0 | 81K |
| 2026-03-16 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 2K | $78.61 | $144K | 49K |
| 2026-03-16 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Grant | 4K | $0.00 | $0 | 51K |
| 2026-03-16 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 7K | $78.61 | $557K | 245K |
| 2026-03-16 | BIEBER MICHAEL A | PRESIDENT AND CEO | Grant | 17K | $0.00 | $0 | 252K |
| 2026-03-11 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 2K | $83.98 | $188K | 77K |
| 2026-03-11 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Grant | 4K | $0.00 | $0 | 79K |
| 2026-03-11 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 2K | $83.98 | $146K | 47K |
| 2026-03-11 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Grant | 4K | $0.00 | $0 | 49K |
| 2026-03-11 | Brisbin Thomas Donald | Director | Grant | 25K | $0.00 | $0 | 95K |
| 2026-03-11 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 8K | $83.98 | $646K | 235K |
| 2026-03-11 | BIEBER MICHAEL A | PRESIDENT AND CEO | Grant | 19K | $0.00 | $0 | 243K |
| 2026-03-09 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 4K | $82.98 | $357K | 75K |
| 2026-03-09 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 410 | $82.98 | $34K | 45K |
| 2026-03-09 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 2K | $82.98 | $151K | 224K |
| 2026-03-06 | Cohen Steven A | Director | Sell | 6K | $81.82 | $491K | 21K |
| 2026-03-03 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Grant | 6K | $0.00 | $0 | 79K |
| 2026-03-03 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Grant | 5K | $0.00 | $0 | 45K |
| 2026-03-03 | BIEBER MICHAEL A | PRESIDENT AND CEO | Grant | 18K | $0.00 | $0 | 226K |
| 2025-09-18 | McGinn Dennis V | Director | Sell | 7K | $106.32 | $776K | 11K |
| 2025-09-18 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Sell | 10K | $106.00 | $1.1M | 40K |
| 2025-09-18 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Exercise or conversion | 10K | $32.79 | $328K | 50K |
| 2025-08-25 | Brisbin Thomas Donald | Director | Sell | 5K | $118.15 | $612K | 71K |
| 2025-08-25 | Brisbin Thomas Donald | Director | Exercise or conversion | 5K | $16.27 | $84K | 76K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 27K | $110.84 | $3.0M | 71K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 33K | $109.39 | $3.6M | 98K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 25K | $108.90 | $2.7M | 131K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 9K | $107.65 | $966K | 156K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 8K | $106.68 | $802K | 165K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 5K | $105.36 | $517K | 173K |
| 2025-08-22 | Brisbin Thomas Donald | Director | Sell | 11K | $104.58 | $1.1M | 178K |
| 2025-08-21 | Brisbin Thomas Donald | Director | Sell | 100 | $106.34 | $11K | 188K |
| 2025-08-21 | Brisbin Thomas Donald | Director | Sell | 33K | $105.91 | $3.5M | 188K |
| 2025-08-21 | Brisbin Thomas Donald | Director | Sell | 34K | $104.66 | $3.6M | 222K |
| 2025-08-21 | Brisbin Thomas Donald | Director | Sell | 33K | $103.95 | $3.5M | 256K |
| 2025-08-21 | Brisbin Thomas Donald | Director | Sell | 17K | $103.01 | $1.8M | 289K |
| 2025-08-21 | Brisbin Thomas Donald | Director | Sell | 7K | $101.87 | $713K | 306K |
| 2025-08-20 | Brisbin Thomas Donald | Director | Sell | 7K | $104.19 | $772K | 313K |
| 2025-08-18 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Tax withholding | 1K | $109.53 | $161K | 74K |
| 2025-08-18 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Grant | 3K | $0.00 | $0 | 75K |
| 2025-08-18 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Tax withholding | 1K | $109.53 | $131K | 40K |
| 2025-08-18 | CHEN MICAH | EXECUTIVE VP & GENERAL COUNSEL | Grant | 3K | $0.00 | $0 | 42K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Sell | 7K | $111.21 | $801K | 321K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Sell | 26K | $110.51 | $2.9M | 328K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Sell | 58K | $109.51 | $6.4M | 354K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Sell | 33K | $108.63 | $3.6M | 412K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Sell | 300 | $113.01 | $34K | 446K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Sell | 5K | $112.30 | $537K | 446K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Exercise or conversion | 5K | $16.27 | $83K | 451K |
| 2025-08-18 | Brisbin Thomas Donald | Director | Grant | 21K | $0.00 | $0 | 446K |
| 2025-08-18 | BIEBER MICHAEL A | PRESIDENT AND CEO | Tax withholding | 7K | $109.53 | $743K | 208K |
| 2025-08-18 | BIEBER MICHAEL A | PRESIDENT AND CEO | Grant | 13K | $0.00 | $0 | 214K |
| 2025-08-15 | Downes Cynthia | Director | Sell | 3K | $109.43 | $302K | 9K |
| 2025-08-14 | REDER WANDA KAY | Director | Sell | 850 | $119.46 | $102K | 11K |
| 2025-08-13 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Sell | 8K | $116.54 | $905K | 72K |
| 2025-08-13 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Exercise or conversion | 8K | $9.08 | $70K | 80K |
| 2025-08-12 | Cohen Steven A | Director | Sell | 3K | $116.34 | $291K | 27K |
| 2025-06-11 | Shahidehpour Mohammad | Director | Grant | 2K | $0.00 | $0 | 15K |
| 2025-06-11 | REDER WANDA KAY | Director | Grant | 2K | $0.00 | $0 | 12K |
| 2025-06-11 | McGinn Dennis V | Director | Grant | 2K | $0.00 | $0 | 19K |
| 2025-06-11 | Downes Cynthia | Director | Grant | 2K | $0.00 | $0 | 12K |
| 2025-06-11 | Cohen Steven A | Director | Grant | 2K | $0.00 | $0 | 29K |
| 2025-06-11 | Brisbin Thomas Donald | Director | Grant | 2K | $0.00 | $0 | 424K |
| 2025-05-28 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Exercise or conversion | 5K | $9.08 | $45K | 77K |
| 2025-05-28 | EARLY CREIGHTON K | EXECUTIVE VP AND CFO | Sell | 5K | $53.28 | $266K | 72K |
Form 4 filings are due within two business days of the trade. Insiders sell for many reasons that say nothing about the company; open-market buys are rarer.
Planned sales (Form 144)
Newest first. JSON8 Form 144 notices on file for WLDN worth $14.3M at the prices reported; 3 in the last 90 days worth $5.9M. Latest: THOMAS BRISBIN filed on 2026-09-15 to sell 4,905 shares ($389K) from 2026-09-15.
| Filed | Seller | Shares | Market value | Of outstanding | Sale from | Broker |
|---|---|---|---|---|---|---|
| 2026-09-15 | THOMAS BRISBINDirector | 5K | $389K | 0.032% | 2026-09-15 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-09-08 | THOMAS BRISBINDirector | 3K | $303K | 0.023% | 2026-09-08 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-09-03 | THOMAS BRISBINDirector | 59K | $5.2M | 0.386% | 2026-09-03 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-05-14 | MICHAEL BIEBEROfficer, Director | 57K | $5.2M | 0.375% | 2026-05-14 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-05-13 | MICHAEL BIEBEROfficer, Director | 10K | $926K | 0.066% | 2026-05-13 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2026-03-06 | STEVEN A COHENDirector | 6K | $491K | 0.041% | 2026-03-06 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-09-18 | DENNIS MCGINNDirector | 7K | $776K | 0.050% | 2025-09-18 | Morgan Stanley Smith Barney LLC Executive Financial Services |
| 2025-09-18 | MICAH CHENOfficer | 10K | $1.1M | 0.068% | 2025-09-18 | Morgan Stanley Smith Barney LLC Executive Financial Services |
Large holders (13D and 13G)
One row per reporting person with its latest filing, newest first. JSON6 holders report 5% or more of WLDN in their latest filing, all on Schedule 13G (passive). The largest reported stake is Divisadero Street Capital, LLC at 8.9% of the class (1,339,364 shares), filed 2026-05-19 for an event on 2026-05-12.
| Filed | Form | Holder | Shares | Of class | Event |
|---|---|---|---|---|---|
| 2026-07-30 | 13G/Ano. 8 | BlackRock, Inc.parent holding company | 1.2M | 8.0% | 2026-06-30 |
| 2026-05-19 | 13G | Divisadero Street Capital, LLCparent holding company, other entity | 1.3M | 8.9% | 2026-05-12 |
| 2026-05-19 | 13G | William Zolezziparent holding company, individual | 1.3M | 8.9% | 2026-05-12 |
| 2026-05-19 | 13G | Divisadero Street Capital Management, LPinvestment adviser, partnership | 1.3M | 8.9% | 2026-05-12 |
| 2026-05-19 | 13G | Divisadero Street Partners GP, LLCparent holding company, other entity | 1.1M | 7.2% | 2026-05-12 |
| 2026-05-19 | 13G | Divisadero Street Partners, L.P.partnership | 1.1M | 7.2% | 2026-05-12 |
| 2026-03-27 | 13G/Ano. 3 | The Vanguard Groupinvestment adviser | 0 | 0.0% | 2026-03-13 |
13F holders
Tracked managers holding WLDN at their latest 13F. JSON4 of the 30 tracked managers held WLDN at their latest 13F, $25.6M in total at quarter-end prices. Two Sigma Investments is the largest at $11.9M (0.0% of its portfolio) as of 2026-06-30. Over the prior quarter 2 added shares and 2 cut.
| Fund | Quarter | Shares | Value | Of portfolio | Change in shares |
|---|---|---|---|---|---|
| Two Sigma Investments | 2026-06-30 | 151K | $11.9M | 0.01% | -317K |
| Point72 Asset Management | 2026-06-30 | 109K | $8.6M | 0.01% | +30K |
| AQR Capital Management | 2026-06-30 | 59K | $4.7M | 0.00% | +7K |
| Millennium Management | 2026-06-30 | 5K | $390K | 0.00% | -12K |
Only the 30 tracked managers on the funds hub; a 13F reports long positions in US listed stock at quarter end, 45 days late, and says nothing about shorts or positions sold since.
Financials
SEC XBRL, as filed. JSONIn Q2 FY 2026 (quarter ended 2026-07-03) Willdan Group reported revenue of $231.0M, up 33.2% from the same quarter a year earlier, and net income of $24.3M (1.58 diluted EPS). In FY 2025 it generated $80.1M of operating cash flow. As of 2026-07-03, cash was $34.9M against $67.2M of debt.
- Cash
- $34.9M
- Debt
- $67.2M
- Equity
- $350.5M
- Total assets
- $634.9M
- Shares outstanding
- 15,232,091
Quarterly, last 8 quarters
| Quarter | Period end | Revenue | Net income | Margin | Diluted EPS |
|---|---|---|---|---|---|
| Q2 FY 2026 | 2026-07-03 | $231.0M | $24.3M | 10.5% | 1.58 |
| Q1 FY 2026 | 2026-04-03 | $155.1M | $8.5M | 5.5% | 0.55 |
| Q4 FY 2025 | 2026-01-02 | $173.7M | $18.7M | 10.8% | 1.23 |
| Q3 FY 2025 | 2025-10-03 | $182.0M | $13.7M | 7.5% | 0.90 |
| Q2 FY 2025 | 2025-07-04 | $173.5M | $15.4M | 8.9% | 1.03 |
| Q1 FY 2025 | 2025-04-04 | $152.4M | $4.7M | 3.1% | 0.32 |
| Q4 FY 2024 | 2024-12-27 | $144.1M | $7.7M | 5.3% | 0.53 |
| Q3 FY 2024 | 2024-09-27 | $158.3M | $7.3M | 4.6% | 0.51 |
Fiscal years, with buybacks and dividends
| Fiscal year | Ends | Revenue | Net income | Operating cash flow | Capex | Buybacks | Dividends |
|---|---|---|---|---|---|---|---|
| FY 2025 | 2026-01-02 | $681.6M | $52.6M | $80.1M | $9.4M | n/a | n/a |
| FY 2023 | 2024-12-27 | $565.8M | $22.6M | $72.1M | $8.4M | n/a | n/a |
| FY 2022 | 2023-12-29 | $510.1M | $10.9M | $39.2M | $9.9M | n/a | n/a |
| FY 2021 | 2022-12-30 | $429.1M | -$8.4M | $9.4M | $9.6M | n/a | n/a |
| FY 2020 | 2021-12-31 | $353.8M | -$8.4M | $9.8M | $8.5M | n/a | n/a |
Quarters are the three-month figures the company reports; a fourth quarter marked derived is the fiscal year less the three reported quarters, since companies report it only inside the 10-K. Fiscal years are the annual figures. Buybacks are the cash the company paid to repurchase its common stock in the year, not the amount authorized. Balance sheet lines are as of 2026-07-03; shares outstanding as of 2026-08-06 from the cover page.
What this page is
Willdan Group in the regulatory record
Regulators publish company data in separate files that never sit next to each other: FINRA's twice-monthly short interest, its daily short sale volume, the SEC's fails-to-deliver counts, and each insider's Form 4. A company page puts those series for one ticker on one URL, with planned sales, large holders, 13F holders and financials beside them, so the short position, the daily flow, the settlement fails and what insiders are doing can be read together.
Each section has its own history table, a one-line summary of the latest figures and its own JSON and CSV links, and says when its source last updated.
This page follows Willdan Group (WLDN), SEC CIK 1370450, listed on Nasdaq, classified by the SEC as services-engineering services. The cross-market tables live on the short interest and insider transactions hubs.
Source and updates
- Short interest
- FINRA consolidated short interestSource: FINRA.Twice a month, about eight business days after settlement. Latest 2026-09-30.JSON and CSV
- Daily short volume
- FINRA Reg SHO daily filesSource: FINRA.Every trading day, the morning after FINRA posts it. Latest 2026-10-23.JSON and CSV
- Fails to deliver
- SEC fails-to-deliver dataSource: SEC.Twice a month, a few weeks after the half month ends. Latest 2026-09-24.JSON and CSV
- Planned sales
- SEC EDGAR Form 144Source: SEC.New notices appear shortly after the SEC posts them; a notice is filed on or before the sale. Latest 2026-09-15.JSON and CSV
- Large holders
- SEC EDGAR Schedule 13D and 13GSource: SEC.New filings appear shortly after the SEC posts them. A 13D is due within five business days of crossing 5%; a 13G follows the passive schedule. Latest 2026-07-30.JSON and CSV
- 13F holders
- SEC EDGAR Form 13F-HRSource: SEC.Quarterly, filed within 45 days of quarter end; 30 tracked managers. Latest 2026-06-30.JSON and CSV
- Financials
- SEC EDGAR 10-K and 10-Q filingsSource: SEC.Weekly; values are as filed in the 10-Q and 10-K. Latest 2026-07-03.JSON and CSV
- Earnings dates
- SEC EDGAR 8-K filings (Item 2.02)Source: SEC.Twice a day. Reported dates come from the company's 8-K filings; the next date is marked as an estimate until the 8-K arrives. Latest 2026-08-06.JSON and CSV
- Insider trades
- SEC EDGAR Form 4Source: SEC.New filings appear shortly after the SEC posts them; they're due two business days after the trade. Latest 2026-09-16.JSON and CSV
- Company record
- EDGAR filing index for CIK 1370450Ticker, name and exchange from the SEC's company list, refreshed weekly.
- Rate limits
- 10 requests a minute without a key, 30 with a free key from a free account.
How to read it
- Read the position against the flow: rising short interest with a high daily short share is new shorting; rising short interest with a normal short share is old shorts holding on.
- Insider buys next to a large short position are rare and stand out; insider sells next to one are common and mean little.
- Fails to deliver matter relative to the float, not in absolute shares; a million failed shares in a mega cap is noise.
Analysis of what the data shows, not advice. XOOMAR does not recommend buying, selling or holding anything.
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Datasets
Frequently Asked Questions
How much of WLDN is sold short?
1,769,010 shares were held short at the 2026-09-30 settlement, 9.9 days of average volume. FINRA publishes the next count about eight business days after the 15th and the last business day of the month.
What is WLDN's daily short volume?
On 2026-10-23, 32,533 of the 66,890 WLDN shares reported to FINRA were sold short, 48.6% of the day's reported volume. Short volume is a flow for one day, not a position.
Does WLDN have fails to deliver?
The SEC's latest file shows 800 WLDN shares failed to deliver at settlement 2026-09-24. Fails are reported per settlement date and published twice a month with a lag.
Are WLDN insiders buying or selling?
Insiders at WLDN reported 4 open-market sells worth $5.9M in the last 90 days and no open-market buys. Latest filing: Brisbin Thomas Donald (Director) on 2026-09-16.
Have WLDN insiders filed to sell?
8 Form 144 notices on file for WLDN worth $14.3M at the prices reported; 3 in the last 90 days worth $5.9M. Latest: THOMAS BRISBIN filed on 2026-09-15 to sell 4,905 shares ($389K) from 2026-09-15.
Who owns 5% or more of WLDN?
6 holders report 5% or more of WLDN in their latest filing, all on Schedule 13G (passive). The largest reported stake is Divisadero Street Capital, LLC at 8.9% of the class (1,339,364 shares), filed 2026-05-19 for an event on 2026-05-12.
What did WLDN report last quarter?
In Q2 FY 2026 (quarter ended 2026-07-03) Willdan Group reported revenue of $231.0M, up 33.2% from the same quarter a year earlier, and net income of $24.3M (1.58 diluted EPS). In FY 2025 it generated $80.1M of operating cash flow. As of 2026-07-03, cash was $34.9M against $67.2M of debt.
Which tracked 13F managers own WLDN?
4 of the 30 tracked 13F managers held WLDN shares at their latest filing, $25.6M in all. The largest: Two Sigma Investments (151K shares, $11.9M), Steve Cohen's Point72 Asset Management (109K shares, $8.6M), Cliff Asness's AQR Capital Management (59K shares, $4.7M), Izzy Englander's Millennium Management (5K shares, $390K).
Data on this page is provided for informational purposes only and is not financial advice. See our editorial policy.