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Willdan Group
WLDN

256 hedge funds and large institutions have $1.07B invested in Willdan Group in 2025 Q3 according to their latest regulatory filings, with 89 funds opening new positions, 70 increasing their positions, 77 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

402% more call options, than puts

Call options by funds: $44.5M | Put options by funds: $8.87M

287% more first-time investments, than exits

New positions opened: 89 | Existing positions closed: 23

57% more capital invested

Capital invested by funds: $679M → $1.07B (+$389M)

35% more funds holding

Funds holding: 190 → 256 (+66)

0.82% more ownership

Funds ownership: 74.83% → 75.65% (+0.82%)

9% less repeat investments, than reductions

Existing positions increased: 70 | Existing positions reduced: 77

33% less funds holding in top 10

Funds holding in top 10: 3 → 2 (-1)

Holders
256
Holders Change
+66
Holders Change %
+34.74%
% of All Funds
3.36%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
89
Increased
70
Reduced
77
Closed
23
Calls
$44.5M
Puts
$8.87M
Net Calls
+$35.7M
Net Calls Change
+$34.8M

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
+$21.7M
2
Two Sigma Investments
Two Sigma Investments
New York
+$19.3M
3
DCM
Driehaus Capital Management
Illinois
+$11.7M
4
TI
Trexquant Investment
Connecticut
+$11.4M
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$10.7M

Top Sellers

1
Acadian Asset Management
Acadian Asset Management
Massachusetts
-$21.6M
2
PCM
Portolan Capital Management
Massachusetts
-$14.3M
3
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$13.8M
4
WA
Wasatch Advisors
Utah
-$13.3M
5
SCA
Summit Creek Advisors
Minnesota
-$12.4M
Name Holding Trade Value Shares
Change 		Change in
Stake
BlackRock
1
BlackRock
New York
$123M +$9.69M +102,390 +9%
Vanguard Group
2
Vanguard Group
Pennsylvania
$104M +$21.7M +229,357 +27%
Geode Capital Management
3
Geode Capital Management
Massachusetts
$33M +$385K +4,063 +1%
Two Sigma Investments
4
Two Sigma Investments
New York
$29.2M +$19.3M +203,912 +207%
State Street
5
State Street
Massachusetts
$28.9M +$2.12M +22,357 +8%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$27.5M -$13.8M -146,244 -34%
DSCM
7
Divisadero Street Capital Management
Florida
$24.5M -$2.45M -25,834 -9%
Qube Research & Technologies (QRT)
8
Qube Research & Technologies (QRT)
United Kingdom
$19.3M +$4.37M +46,180 +30%
Wells Fargo
9
Wells Fargo
California
$19M +$4.49M +47,427 +32%
TI
10
Trexquant Investment
Connecticut
$18.1M +$11.4M +120,787 +180%
Citadel Advisors
11
Citadel Advisors
Florida
$18M +$7.34M +77,503 +72%
RC
12
RBF Capital
California
$17.8M -$89.3K -943 -0.5%
SCA
13
Summit Creek Advisors
Minnesota
$17.6M -$12.4M -131,469 -42%
WA
14
Wasatch Advisors
Utah
$17.6M -$13.3M -140,831 -44%
Acadian Asset Management
15
Acadian Asset Management
Massachusetts
$16.4M -$21.6M -228,602 -57%
N
16
Nuveen
North Carolina
$16.1M -$10.7M -113,404 -41%
VCM
17
Valiant Capital Management
California
$15.5M -$3.6M -38,078 -19%
Goldman Sachs
18
Goldman Sachs
New York
$15.1M +$4.19M +44,227 +39%
Northern Trust
19
Northern Trust
Illinois
$14.8M +$574K +6,063 +4%
HF
20
HRT Financial
New York
$13.7M +$10.3M +109,221 +334%
Allspring Global Investments
21
Allspring Global Investments
North Carolina
$13.7M -$6.43M -67,954 -32%
Millennium Management
22
Millennium Management
New York
$13.5M -$7.26M -76,688 -35%
Two Sigma Advisers
23
Two Sigma Advisers
New York
$13.2M +$10.7M +113,000 +489%
Handelsbanken Fonder
24
Handelsbanken Fonder
Sweden
$12.6M – – –
Morgan Stanley
25
Morgan Stanley
New York
$12.4M -$6.19M -65,397 -34%
1
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WLDN Hedge Fund Activity: Q3 2025 in Review

256 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Willdan Group (WLDN) for Q3 2025, worth a combined $1.07B — up 57% from $679M a quarter earlier.

Buyers outnumbered sellers: 89 funds opened new WLDN positions and 23 closed out — a net gain of 66 holders — while 70 added to existing stakes and 77 trimmed.

The largest buyer was Vanguard Group, adding an estimated $21.7M. The largest seller was Acadian Asset Management, cutting an estimated $21.6M.

  • 256 institutional investors held Willdan Group (WLDN) as of Q3 2025, up from 190 in Q2 2025.
  • Funds reported $1.07B of Willdan Group stock for Q3 2025, up 57% quarter-over-quarter.
  • 89 funds opened new Willdan Group positions in Q3 2025 and 23 closed out, a net change of +66 holders.
  • The largest Willdan Group buyer in Q3 2025 was Vanguard Group, an estimated $21.7M added.
  • The largest Willdan Group seller in Q3 2025 was Acadian Asset Management, an estimated $21.6M sold.

Based on aggregated 13F filings for Q3 2025.