Great Lakes Dredge & Dock
GLDD
GLDD was delisted on the 31st of March, 2026.
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.
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%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Arrowstreet Capital
Boston,
Massachusetts
|
+$7.62M |
| 2 |
CSS
Cubist Systematic Strategies
Stamford,
Connecticut
|
+$4.1M |
| 3 |
Renaissance Technologies
New York
|
+$2.79M |
| 4 |
Allspring Global Investments
Charlotte,
North Carolina
|
+$2.58M |
| 5 |
Two Sigma Investments
New York
|
+$2.47M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
AllianceBernstein
Nashville,
Tennessee
|
-$27.1M |
| 2 |
CP
CenterBook Partners
Greenwich,
Connecticut
|
-$8.01M |
| 3 |
Jennison Associates
New York
|
-$5.38M |
| 4 |
PMG
Private Management Group
Irvine,
California
|
-$5.08M |
| 5 |
BlackRock
New York
|
-$3.94M |
GLDD Hedge Fund Activity: Q2 2025 in Review
191 of the 7,604 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.