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Great Lakes Dredge & Dock
GLDD

Overview Fund Activity

185 hedge funds and large institutions have $663M invested in Great Lakes Dredge & Dock in 2025 Q2 according to their latest regulatory filings, with 29 funds opening new positions, 77 increasing their positions, 53 reducing their positions, and 28 closing their positions.

Holders
185
Holders Change
-4
Holders Change %
-2.12%
% of All Funds
2.48%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
29
Increased
77
Reduced
53
Closed
28
Calls
$9.5M
Puts
$205K
Net Calls
+$9.3M
Net Calls Change
+$10.2M

Top Buyers

1
Arrowstreet Capital
1
Arrowstreet Capital
Massachusetts
$10.3M
2
CSS
2
Cubist Systematic Strategies
Connecticut
$6M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$4.69M
4
Allspring Global Investments
4
Allspring Global Investments
North Carolina
$2.93M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$4.25M

Top Sellers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$961K
2
CP
2
CenterBook Partners
Connecticut
$4.28M
3
Jennison Associates
3
Jennison Associates
New York
$58.4M
4
PMG
4
Private Management Group
California
$7.97M
5
BlackRock
5
BlackRock
New York
$82.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Squarepoint
51
Squarepoint
New York
$2.56M 210,029 +109,625 +109%
WIM
52
Wittenberg Investment Management
Massachusetts
$2.4M 196,800 -31,500 -14%
JF
53
Jump Financial
Illinois
$2.35M 192,653 +166,853 +647%
Raymond James Financial
54
Raymond James Financial
Florida
$2.28M 187,094 +24,634 +15%
BL
55
BFSG LLC
California
$2.19M 179,977 -2,133 -1%
Jane Street
56
Jane Street
New York
$2.06M 169,286 +95,064 +128%
Jacobs Levy Equity Management
57
Jacobs Levy Equity Management
New Jersey
$2.02M 165,316 +130,389 +373%
Barclays
58
Barclays
United Kingdom
$2M 163,794 +74,063 +83%
UBS Group
59
UBS Group
Switzerland
$1.97M 161,716 +2,246 +1%
Thrivent Financial for Lutherans
60
Thrivent Financial for Lutherans
Minnesota
$1.9M 155,555 +550 +0.4%
JCIA
61
Jackson Creek Investment Advisors
Colorado
$1.8M 147,568 +147,568 New
Invesco
62
Invesco
Georgia
$1.75M 143,628 -18,216 -11%
Swiss National Bank
63
Swiss National Bank
Switzerland
$1.54M 126,700 -4,300 -3%
HF
64
HRT Financial
New York
$1.38M 113,515 +113,515 New
RhumbLine Advisers
65
RhumbLine Advisers
Massachusetts
$1.3M 106,983 +4,673 +5%
SPS
66
Susquehanna Portfolio Strategies
Pennsylvania
$1.29M 105,508 +105,508 New
Victory Capital Management
67
Victory Capital Management
Texas
$1.23M 101,000 -15,000 -13%
Balyasny Asset Management
68
Balyasny Asset Management
Illinois
$1.22M 99,902 +52,130 +109%
LCM
69
Legato Capital Management
California
$1.08M 88,223 -215 -0.2%
PAM
70
Panagora Asset Management
Massachusetts
$1.05M 86,497 +37,002 +75%
Norges Bank
71
Norges Bank
Norway
$1.02M 83,800 +83,800 New
Legal & General Group
72
Legal & General Group
United Kingdom
$976K 80,039 +5,117 +7%
State of Wisconsin Investment Board
73
State of Wisconsin Investment Board
Wisconsin
$967K 79,344 -14,014 -15%
AllianceBernstein
74
AllianceBernstein
Tennessee
$961K 78,810 -2,606,419 -97%
HSBC Holdings
75
HSBC Holdings
United Kingdom
$901K 72,775 +31,519 +76%
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