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GLDD

Great Lakes Dredge & Dock
GLDD

Delisted

GLDD was delisted on the 31st of March, 2026.

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133 hedge funds and large institutions have $446M invested in Great Lakes Dredge & Dock in 2023 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 52 increasing their positions, 46 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

47% more capital invested

Capital invested by funds: $304M → $446M (+$143M)

33% more funds holding in top 10

Funds holding in top 10: 3 → 4 (+1)

13% more repeat investments, than reductions

Existing positions increased: 52 | Existing positions reduced: 46

2.03% less ownership

Funds ownership: 84.47% → 82.44% (-2%)

5% less funds holding

Funds holding: 140 → 133 (-7)

32% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 19

75% less call options, than puts

Call options by funds: $1.56M | Put options by funds: $6.29M

Holders
133
Holders Change
-7
Holders Change %
-5%
% of All Funds
2.09%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.06%
New
13
Increased
52
Reduced
46
Closed
19
Calls
$1.56M
Puts
$6.29M
Net Calls
-$4.74M
Net Calls Change
-$753K

Top Buyers

Rank Fund Capital Flow
1
AllianceBernstein
AllianceBernstein
Tennessee
+$5.51M
2
Millennium Management
Millennium Management
New York
+$1.45M
3
Citadel Advisors
Citadel Advisors
Florida
+$1.04M
4
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$740K
5
CCM
Cullen Capital Management
New York
+$710K

Top Sellers

Rank Fund Capital Flow
1
ACM
Ashford Capital Management
Delaware
-$3.14M
2
ER
EVR Research
Virginia
-$2.93M
3
Renaissance Technologies
Renaissance Technologies
New York
-$2.31M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$1.98M
5
Walleye Capital
Walleye Capital
New York
-$1.88M
Name Holding Trade Value Shares
Change 		Change in
Stake
2C
26
272 Capital
Texas
$3.02M -$791K -121,866 -25%
WC
27
Wynnefield Capital
New York
$3M -$373K -57,535 -14%
OC
28
Oppenheimer & Close
New York
$2.81M – – –
AG
29
Algert Global
California
$2.51M +$431K +66,390 +28%
Wellington Management Group
30
Wellington Management Group
Massachusetts
$2.47M +$97.9K +15,090 +5%
ACM
31
Ashford Capital Management
Delaware
$2.46M -$3.14M -484,060 -62%
First Manhattan
32
First Manhattan
New York
$2.45M – – –
Citadel Advisors
33
Citadel Advisors
Florida
$2.36M +$1.04M +161,005 +125%
NSIM
34
North Star Investment Management
Illinois
$2.18M – – –
Millennium Management
35
Millennium Management
New York
$2.18M +$1.45M +222,792 +500%
Ameriprise
36
Ameriprise
Minnesota
$2.16M +$4.52K +697 +0.3%
KOCAA
37
Knights of Columbus Asset Advisors
Connecticut
$2.14M +$689K +106,096 +68%
Two Sigma Advisers
38
Two Sigma Advisers
New York
$2.13M -$260K -40,100 -13%
Goldman Sachs
39
Goldman Sachs
New York
$2.13M +$454K +70,008 +37%
American Century Companies
40
American Century Companies
Missouri
$2.1M +$238K +36,630 +17%
Bank of New York Mellon
41
Bank of New York Mellon
New York
$2M -$2.97K -458 -0.2%
Invesco
42
Invesco
Georgia
$1.99M +$10.2K +1,565 +0.6%
BFM
43
Boothbay Fund Management
New York
$1.75M -$470K -72,447 -25%
CCM
44
Cullen Capital Management
New York
$1.66M +$710K +109,405 +117%
WIM
45
Wittenberg Investment Management
Massachusetts
$1.63M -$73.3K -11,293 -5%
RA
46
Royce & Associates
New York
$1.52M – – –
Two Sigma Investments
47
Two Sigma Investments
New York
$1.33M -$1.68M -259,069 -61%
Susquehanna International Group
48
Susquehanna International Group
Pennsylvania
$1.25M +$740K +114,091 +290%
WPC
49
White Pine Capital
Minnesota
$1.17M +$553K +85,200 +148%
Swiss National Bank
50
Swiss National Bank
Switzerland
$1.17M – – –
1
2
3 4 5

GLDD Hedge Fund Activity: Q2 2023 in Review

133 of the 6,372 institutional investors tracked by Wall St. Rank reported a position in Great Lakes Dredge & Dock (GLDD) for Q2 2023, worth a combined $446M — up 47% from $304M a quarter earlier.

Sellers outnumbered buyers: 19 funds closed out of GLDD and 13 opened new positions — a net loss of 6 holders — while 46 trimmed existing stakes and 52 added.

The largest buyer was AllianceBernstein, adding an estimated $5.51M. The largest seller was Ashford Capital Management, cutting an estimated $3.14M.

  • 133 institutional investors held Great Lakes Dredge & Dock (GLDD) as of Q2 2023, down from 140 in Q1 2023.
  • Funds reported $446M of Great Lakes Dredge & Dock stock for Q2 2023, up 47% quarter-over-quarter.
  • 13 funds opened new Great Lakes Dredge & Dock positions in Q2 2023 and 19 closed out, a net change of -6 holders.
  • The largest Great Lakes Dredge & Dock buyer in Q2 2023 was AllianceBernstein, an estimated $5.51M added.
  • The largest Great Lakes Dredge & Dock seller in Q2 2023 was Ashford Capital Management, an estimated $3.14M sold.

Based on aggregated 13F filings for Q2 2023.