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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 %
AI
26
Acuitas Investments
Washington
$5.16M 423,234 – –
Tudor Investment Corp
27
Tudor Investment Corp
Connecticut
$4.73M 387,936 +154,251 +66%
Renaissance Technologies
28
Renaissance Technologies
New York
$4.69M 384,388 +267,988 +230%
Goldman Sachs
29
Goldman Sachs
New York
$4.32M 354,091 -149,885 -30%
CP
30
CenterBook Partners
Connecticut
$4.28M 351,182 -770,792 -69%
Two Sigma Investments
31
Two Sigma Investments
New York
$4.25M 348,820 +237,834 +214%
Millennium Management
32
Millennium Management
New York
$4.25M 348,724 +82,165 +31%
Connor, Clark & Lunn Investment Management (CC&L)
33
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$4.17M 342,301 +189,799 +124%
EIM
34
Essex Investment Management
Massachusetts
$3.64M 298,682 -2,139 -0.7%
BGIM
35
Brandywine Global Investment Management
Pennsylvania
$3.56M 292,220 +47,390 +19%
BNP Paribas Asset Management
36
BNP Paribas Asset Management
France
$3.42M 280,810 -8,640 -3%
SSCM
37
Seven Six Capital Management
New York
$3.36M 275,413 -117,886 -30%
UBS AM
38
UBS AM
Illinois
$3.35M 274,465 +27,699 +11%
TI
39
Trexquant Investment
Connecticut
$3.19M 261,531 +165,469 +172%
Wellington Management Group
40
Wellington Management Group
Massachusetts
$3.12M 256,081 -17,396 -6%
Bank of New York Mellon
41
Bank of New York Mellon
New York
$3.02M 247,508 +10,831 +5%
Bank of America
42
Bank of America
North Carolina
$2.99M 245,097 +103,724 +73%
BCM
43
Bridgeway Capital Management
Texas
$2.96M 242,820 +19,467 +9%
Allspring Global Investments
44
Allspring Global Investments
North Carolina
$2.93M 248,026 +248,026 New
Two Sigma Advisers
45
Two Sigma Advisers
New York
$2.86M 234,467 +91,000 +63%
SBH
46
Segall Bryant & Hamill
Illinois
$2.72M 223,340 +223,340 New
GCP
47
GSA Capital Partners
United Kingdom
$2.69M 220,881 +161,501 +272%
First Trust Advisors
48
First Trust Advisors
Illinois
$2.68M 219,506 +10,592 +5%
AG
49
Algert Global
California
$2.67M 218,817 +47,478 +28%
EF
50
Empowered Funds
Pennsylvania
$2.66M 217,820 +19,467 +10%
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