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Willdan Group, Inc.

WLDN Net selling
CIK 0001370450 #2362 in the set updated 17 Sep 2026
Bought (120 mo)
$10.49M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$113.39M
$0.00 on a plan · $44.88M straight out of an exercise
Sold at will
$68.52M
292 of 362 sales
Net
−$102.90M
−$58.02M against sales at will

By person

23 insiders · 400 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Brisbin Thomas Donald
Director
—
$60.94M (92)
−$60.94M
96,687
0.6348%
$7.82M
−21.4%
Forager Fund, L.P. entity
10% owner
$10.22M (7)
$25.50M (30)
−$15.28M
1,255,765
8.24%
$101.60M
−25.5%
BIEBER MICHAEL A
PRESIDENT AND CEO
—
$14.38M (57) scheduled
−$14.38M
249,525
1.64%
$20.19M
+3,102%
CHEN MICAH
EXECUTIVE VP & GENERAL COUNSEL
—
$3.13M (42) scheduled
−$3.13M
50,050
0.3286%
$4.05M
+818.7%
EARLY CREIGHTON K
EXECUTIVE VP AND CFO
—
$2.10M (23) scheduled
−$2.10M
78,664
0.5164%
$6.36M
+123.0%
WHITELAW PAUL MILTON
SVP, BUSINESS DEVELOPMENT
—
$2.03M (32) scheduled
−$2.03M
25,533
0.1676%
$2.07M
+164.0%
Tipermas Marc
President of National Programs
—
$1.25M (16)
−$1.25M
42,500
0.2790%
$3.44M
−28.4%
McLaughlin Stacy B.
Chief Financial Officer
—
$1.09M (24) scheduled
−$1.09M
19,411
0.1274%
$1.57M
+302.7%
McGinn Dennis V
Director
—
$856.35K (2)
−$856.35K
12,571
0.0825%
$1.02M
—
Cohen Steven A
Director
—
$781.77K (2)
−$781.77K
22,090
0.1450%
$1.79M
+169.9%
Shahidehpour Mohammad
Director
—
$391.02K (4)
−$391.02K
15,789
0.1037%
$1.28M
+92.9%
Chow Daniel
Chief Operating Officer
—
$341.36K (22)
−$341.36K
60,850
0.3995%
$4.92M
+258.0%
Downes Cynthia
Director
—
$302.36K (1)
−$302.36K
10,150
0.0666%
$821.24K
—
Holdsworth Raymond W Jr
Director
$173.99K (5)
—
+$173.99K
161,334
1.06%
$13.05M
+30.2%
Procell Adam C
CHIEF STRATEGY OFFICER
—
$146.74K (13)
−$146.74K
17,490
0.1148%
$1.42M
+278.2%
REDER WANDA KAY
Director
—
$101.54K (1)
−$101.54K
11,917
0.0782%
$964.20K
—
McEachern Douglas James
Director
$73.81K (8)
—
+$73.81K
178,732
1.17%
$14.46M
+8.5%
COY DEBRA
Director
$24.23K (1)
$40.72K (1)
−$16.49K
10,287
0.0675%
$832.32K
—
RENKEN KEITH
Director
—
—
—
302,520
1.99%
$24.48M
+9.2%
RENKEN KEITH W
Director
—
—
—
57,735
0.3790%
$4.67M
+4.7%
Westfall Win
Director
—
—
—
43,657
0.2866%
$3.53M
+116.3%
Probst Curtis S
Director
—
—
—
4,421
0.0290%
$357.70K
—
CONWAY ROBERT
Director
—
—
—
2,168
0.0142%
$175.41K
—

Individual transactions

59
Insider
Date
Role
Action
Shares
Price
Amount
Brisbin Thomas Donald
15 Sep 2026
Director
Sold after exercise
900
$80.91
$72.82K
Brisbin Thomas Donald
15 Sep 2026
Director
Sold after exercise
4,005
$79.01
$316.44K
Brisbin Thomas Donald
8 Sep 2026
Director
Sold after exercise
3,439
$88.19
$303.29K
Brisbin Thomas Donald
3 Sep 2026
Director
Sold after exercise
58,757
$88.14
$5.18M
BIEBER MICHAEL A
14 May 2026
PRESIDENT AND CEO
Sold after exercise
276
$93.74
$25.87K
BIEBER MICHAEL A
14 May 2026
PRESIDENT AND CEO
Sold after exercise
7,956
$92.65
$737.12K
BIEBER MICHAEL A
14 May 2026
PRESIDENT AND CEO
Sold after exercise
23,015
$91.95
$2.12M
BIEBER MICHAEL A
14 May 2026
PRESIDENT AND CEO
Sold after exercise
25,429
$90.88
$2.31M
BIEBER MICHAEL A
13 May 2026
PRESIDENT AND CEO
Sold after exercise
9,991
$92.65
$925.67K
CHEN MICAH
18 Sep 2025
EXECUTIVE VP & GENERAL COUNSEL
Sold after exercise
10,000
$106.00
$1.06M
Brisbin Thomas Donald
25 Aug 2025
Director
Sold after exercise
5,182
$118.15
$612.25K
Brisbin Thomas Donald
18 Aug 2025
Director
Sold after exercise
7,206
$111.21
$801.38K
Brisbin Thomas Donald
18 Aug 2025
Director
Sold after exercise
26,258
$110.51
$2.90M
Brisbin Thomas Donald
18 Aug 2025
Director
Sold after exercise
58,303
$109.51
$6.38M
Brisbin Thomas Donald
18 Aug 2025
Director
Sold after exercise
33,233
$108.63
$3.61M
Brisbin Thomas Donald
18 Aug 2025
Director
Sold after exercise
300
$113.01
$33.90K
Brisbin Thomas Donald
18 Aug 2025
Director
Sold after exercise
4,782
$112.30
$537.02K
EARLY CREIGHTON K
13 Aug 2025
EXECUTIVE VP AND CFO
Sold after exercise
7,764
$116.54
$904.82K
EARLY CREIGHTON K
28 May 2025
EXECUTIVE VP AND CFO
Sold after exercise
5,000
$53.28
$266.40K
Brisbin Thomas Donald
27 May 2025
Director
Sold after exercise
22,459
$52.34
$1.18M
Brisbin Thomas Donald
23 May 2025
Director
Sold after exercise
1,626
$51.54
$83.80K
Brisbin Thomas Donald
22 May 2025
Director
Sold after exercise
5,915
$52.04
$307.82K
CHEN MICAH
19 May 2025
EXECUTIVE VP & GENERAL COUNSEL
Sold after exercise
10,000
$50.50
$505.00K
BIEBER MICHAEL A
16 May 2025
PRESIDENT AND CEO
Sold after exercise
25,000
$48.11
$1.20M
Brisbin Thomas Donald
16 May 2025
Director
Sold after exercise
20,000
$48.54
$970.80K
CHEN MICAH
16 May 2025
EXECUTIVE VP & GENERAL COUNSEL
Sold after exercise
10,000
$48.20
$482.00K
EARLY CREIGHTON K
9 Dec 2024
EXECUTIVE VP AND CFO
Sold after exercise
4,349
$43.13
$187.57K
EARLY CREIGHTON K
6 Dec 2024
EXECUTIVE VP AND CFO
Sold after exercise
234
$43.50
$10.18K
BIEBER MICHAEL A
11 Nov 2024
PRESIDENT AND CEO
Sold after exercise
10,868
$45.67
$496.34K
BIEBER MICHAEL A
6 Nov 2024
PRESIDENT AND CEO
Sold after exercise
1,804
$45.86
$82.73K
BIEBER MICHAEL A
12 Aug 2024
PRESIDENT AND CEO
Sold after exercise
750
$36.46
$27.35K
BIEBER MICHAEL A
9 Aug 2024
PRESIDENT AND CEO
Sold after exercise
9,209
$36.36
$334.84K
BIEBER MICHAEL A
8 Aug 2024
PRESIDENT AND CEO
Sold after exercise
10,273
$36.43
$374.25K
BIEBER MICHAEL A
7 Aug 2024
PRESIDENT AND CEO
Sold after exercise
10,346
$36.61
$378.77K
EARLY CREIGHTON K
7 Aug 2024
EXECUTIVE VP AND CFO
Sold after exercise
196
$37.15
$7.28K
EARLY CREIGHTON K
7 Aug 2024
EXECUTIVE VP AND CFO
Sold after exercise
9,804
$36.44
$357.26K
BIEBER MICHAEL A
6 Aug 2024
PRESIDENT AND CEO
Sold after exercise
12,000
$36.58
$438.96K
BIEBER MICHAEL A
13 Jun 2024
PRESIDENT AND CEO
Sold after exercise
4,460
$30.32
$135.23K
BIEBER MICHAEL A
12 Jun 2024
PRESIDENT AND CEO
Sold after exercise
4,394
$30.98
$136.13K
BIEBER MICHAEL A
11 Jun 2024
PRESIDENT AND CEO
Sold after exercise
4,464
$30.25
$135.04K
BIEBER MICHAEL A
10 Jun 2024
PRESIDENT AND CEO
Sold after exercise
3,333
$31.03
$103.42K
Brisbin Thomas Donald
29 May 2024
Director
Sold after exercise
1,576
$31.37
$49.44K
Brisbin Thomas Donald
28 May 2024
Director
Sold after exercise
18,245
$32.06
$584.93K
Brisbin Thomas Donald
24 May 2024
Director
Sold after exercise
397
$31.90
$12.66K
Brisbin Thomas Donald
22 May 2024
Director
Sold after exercise
5,267
$32.16
$169.39K
Brisbin Thomas Donald
21 May 2024
Director
Sold after exercise
2,742
$32.12
$88.07K
Brisbin Thomas Donald
20 May 2024
Director
Sold after exercise
14,426
$32.06
$462.50K
Brisbin Thomas Donald
16 May 2024
Director
Sold after exercise
7,347
$32.01
$235.18K
BIEBER MICHAEL A
10 Aug 2022
PRESIDENT
Sold after exercise
2,611
$27.60
$72.06K
BIEBER MICHAEL A
10 Aug 2022
PRESIDENT
Sold after exercise
24,666
$27.66
$682.26K
BIEBER MICHAEL A
9 Aug 2022
PRESIDENT
Sold after exercise
122
$28.00
$3.42K
BIEBER MICHAEL A
9 Aug 2022
PRESIDENT
Sold after exercise
334
$28.00
$9.35K
WHITELAW PAUL MILTON
15 Dec 2021
SVP, BUSINESS DEVELOPMENT
Sold after exercise
5,948
$40.56
$241.25K
WHITELAW PAUL MILTON
15 Dec 2021
SVP, BUSINESS DEVELOPMENT
Sold after exercise
5,052
$41.37
$209.00K
BIEBER MICHAEL A
8 Sep 2021
PRESIDENT
Sold after exercise
22,236
$37.88
$842.30K
Brisbin Thomas Donald
26 May 2021
Chief Executive Officer
Sold after exercise
1,148
$36.65
$42.07K
Brisbin Thomas Donald
25 May 2021
Chief Executive Officer
Sold after exercise
12,461
$36.31
$452.46K
Brisbin Thomas Donald
21 May 2021
Chief Executive Officer
Sold after exercise
390
$30.09
$11.74K
WHITELAW PAUL MILTON
19 Mar 2021
SVP, Business Development
Sold after exercise
5,000
$40.68
$203.40K
Showing 250 of 400 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 369
Amendments (4/A) skipped 11
Filings about a different issuer 0
Unreadable filings 0
Joint filings 13
Sales on a Rule 10b5-1 plan 0
Sales straight out of an exercise 70
Sales at will 292
Transactions with no price 0
Shares from compensation/vesting 2,686,868
Sales filed before the plan box existed 218
History held since 19 Sep 2016