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Great Lakes Dredge & Dock

190 hedge funds and large institutions have $668M invested in Great Lakes Dredge & Dock in 2025 Q2 according to their latest regulatory filings, with 30 funds opening new positions, 77 increasing their positions, 56 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

7% more first-time investments, than exits

New positions opened: 30 | Existing positions closed: 28

0% more funds holding

Funds holding: 190190 (0)

3.05% less ownership

Funds ownership: 83.76%80.71% (-3.1%)

Holders
190
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$10.6M
Puts
$205K
Net Calls
Net Calls Change

Top Sellers

1 -$27.1M
2 -$8.01M
3 -$5.38M
4
PMG
Private Management Group
California
-$5.08M
5
BlackRock
BlackRock
New York
-$3.94M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$5.16M
27
$4.73M
28
$4.69M
29
$4.32M
30
$4.28M
31
$4.25M
32
$4.25M
33
$4.17M
34
$3.64M
35
$3.56M
36
$3.42M
37
$3.36M
38
$3.35M
39
$3.19M
40
$3.12M
41
$3.02M
42
$2.99M
43
$2.96M
44
$2.93M
45
$2.86M
46
$2.86M
47
$2.72M
48
$2.69M
49
$2.68M
50
$2.67M