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GLDD

Great Lakes Dredge & Dock
GLDD

Delisted

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

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191 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

5,068% more call options, than puts

Call options by funds: $10.6M | Put options by funds: $205K

38% more capital invested

Capital invested by funds: $484M → $668M (+$184M)

38% more repeat investments, than reductions

Existing positions increased: 77 | Existing positions reduced: 56

33% more funds holding in top 10

Funds holding in top 10: 3 → 4 (+1)

7% more first-time investments, than exits

New positions opened: 30 | Existing positions closed: 28

0% more funds holding

Funds holding: 191 → 191 (0)

3.18% less ownership

Funds ownership: 83.88% → 80.71% (-3.2%)

Holders
191
Holders Change
–
Holders Change %
0%
% of All Funds
2.51%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
30
Increased
77
Reduced
56
Closed
28
Calls
$10.6M
Puts
$205K
Net Calls
+$10.4M
Net Calls Change
+$11.3M

Top Buyers

Rank Fund Capital Flow
1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$7.62M
2
CSS
Cubist Systematic Strategies
Connecticut
+$4.1M
3
Renaissance Technologies
Renaissance Technologies
New York
+$2.79M
4
Allspring Global Investments
Allspring Global Investments
North Carolina
+$2.58M
5
Two Sigma Investments
Two Sigma Investments
New York
+$2.47M

Top Sellers

Rank Fund Capital Flow
1
AllianceBernstein
AllianceBernstein
Tennessee
-$27.1M
2
CP
CenterBook Partners
Connecticut
-$8.01M
3
Jennison Associates
Jennison Associates
New York
-$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
BlackRock
1
BlackRock
New York
$82.7M -$3.94M -378,765 -5%
Jennison Associates
2
Jennison Associates
New York
$58.4M -$5.38M -517,056 -10%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$52.3M -$512K -49,239 -1%
Vanguard Group
4
Vanguard Group
Pennsylvania
$47.4M -$230K -22,084 -0.6%
HP
5
Harvey Partners
New York
$45.5M – – –
American Century Companies
6
American Century Companies
Missouri
$26.6M +$2.18M +210,134 +11%
TG
7
TCW Group
California
$25.4M -$705K -67,800 -3%
Geode Capital Management
8
Geode Capital Management
Massachusetts
$20.2M +$533K +51,269 +3%
State Street
9
State Street
Massachusetts
$19.8M +$586K +56,336 +4%
MA
10
Minerva Advisors
Pennsylvania
$16.9M – – –
Arrowstreet Capital
11
Arrowstreet Capital
Massachusetts
$10.3M +$7.62M +733,312 +680%
Morgan Stanley
12
Morgan Stanley
New York
$9.67M +$962K +92,518 +13%
JP Morgan Chase
13
JP Morgan Chase
New York
$9.62M +$1.73M +166,166 +27%
Northern Trust
14
Northern Trust
Illinois
$8.42M +$614K +59,040 +9%
PMG
15
Private Management Group
California
$7.97M -$5.08M -488,992 -43%
NCGI
16
Next Century Growth Investors
Minnesota
$7.9M -$177K -16,992 -3%
LCOV
17
London Company of Virginia
Virginia
$7.84M – – –
Nuveen
18
Nuveen
North Carolina
$7.52M +$1.68M +161,997 +36%
PGCM
19
Prescott Group Capital Management
Oklahoma
$7.03M – – –
Charles Schwab
20
Charles Schwab
California
$6.78M +$205K +19,722 +4%
CSS
21
Cubist Systematic Strategies
Connecticut
$6M +$4.1M +394,543 +404%
CastleKeep Investment Advisors
22
CastleKeep Investment Advisors
Connecticut
$5.82M -$200K -19,249 -4%
BNP Paribas Financial Markets
23
BNP Paribas Financial Markets
France
$5.72M +$483K +46,430 +11%
Citadel Advisors
24
Citadel Advisors
Florida
$5.71M -$498K -47,931 -9%
D.E. Shaw & Co
25
D.E. Shaw & Co
New York
$5.34M -$661K -63,527 -13%
1
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GLDD Hedge Fund Activity: Q2 2025 in Review

191 of the 7,603 institutional investors tracked by Wall St. Rank reported a position in Great Lakes Dredge & Dock (GLDD) for Q2 2025, worth a combined $668M — up 38% from $484M a quarter earlier.

Buyers outnumbered sellers: 30 funds opened new GLDD positions and 28 closed out — a net gain of 2 holders — while 77 added to existing stakes and 56 trimmed.

The largest buyer was Arrowstreet Capital, adding an estimated $7.62M. The largest seller was AllianceBernstein, cutting an estimated $27.1M.

  • 191 institutional investors held Great Lakes Dredge & Dock (GLDD) as of Q2 2025, unchanged from Q1 2025.
  • Funds reported $668M of Great Lakes Dredge & Dock stock for Q2 2025, up 38% quarter-over-quarter.
  • 30 funds opened new Great Lakes Dredge & Dock positions in Q2 2025 and 28 closed out, a net change of +2 holders.
  • The largest Great Lakes Dredge & Dock buyer in Q2 2025 was Arrowstreet Capital, an estimated $7.62M added.
  • The largest Great Lakes Dredge & Dock seller in Q2 2025 was AllianceBernstein, an estimated $27.1M sold.

Based on aggregated 13F filings for Q2 2025.