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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 %
Royal Bank of Canada
101
Royal Bank of Canada
Ontario, Canada
$431K 35,312 +277 +0.8%
SOW
102
State of Wyoming
Wyoming
$427K 35,006 +35,006 New
Mackenzie Financial
103
Mackenzie Financial
Ontario, Canada
$415K 34,085 +34,085 New
KeyBank National Association
104
KeyBank National Association
Ohio
$411K 33,720 -604 -2%
Lazard Asset Management
105
Lazard Asset Management
New York
$410K 33,636 +33,636 New
Teacher Retirement System of Texas
106
Teacher Retirement System of Texas
Texas
$410K 33,623 -8,567 -20%
T. Rowe Price Associates
107
T. Rowe Price Associates
Maryland
$406K 33,266 +4,936 +17%
CC
108
Corton Capital
Ontario, Canada
$368K 30,213 -728 -2%
Janus Henderson Group
109
Janus Henderson Group
United Kingdom
$356K 29,184 – –
PWM
110
Prosperity Wealth Management
California
$344K 28,200 +28,200 New
AIP
111
ARS Investment Partners
New York
$335K 27,480 +3,918 +17%
FRM
112
Fox Run Management
Connecticut
$315K 25,830 -43,404 -63%
Manulife (Manufacturers Life Insurance)
113
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$297K 24,357 +710 +3%
ACM
114
Aquatic Capital Management
Illinois
$290K 23,761 +23,761 New
XT
115
XTX Topco
Cayman Islands
$288K 23,585 +8,627 +58%
Zurich Cantonal Bank
116
Zurich Cantonal Bank
Switzerland
$283K 23,208 +1,685 +8%
QCG
117
Quadrant Capital Group
Ohio
$249K 20,457 -1,730 -8%
PA
118
PharVision Advisers
Florida
$244K 20,028 +2,731 +16%
CAU
119
Caxton Associates (UK)
$243K 19,917 +19,917 New
A
120
AlphaQuest
New York
$240K 19,725 +7,127 +57%
ASRS
121
Arizona State Retirement System
Arizona
$236K 19,350 +76 +0.4%
VOYA Investment Management
122
VOYA Investment Management
Georgia
$233K 19,128 +281 +1%
AWM
123
AE Wealth Management
Kansas
$216K 17,732 -2,583 -13%
Fayez Sarofim & Co
124
Fayez Sarofim & Co
Texas
$213K 17,512 – –
B
125
Bailard
California
$205K 16,800 -13,929 -45%
3 4
5
6 7