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Great Lakes Dredge & Dock CORP

GLDDDelisted Apr 1, 2026
Industry
Heavy Construction Other Than Bldg Const - Contractors
SEC CIK
0001372020

Great Lakes Dredge & Dock CORP was delisted on Apr 1, 2026; its insiders filed their last Form 4 on Apr 1, 2026; 182 institutions reported holding it in 13F filings for Q1 2026, worth $931.0M in total; no superinvestor held it.

13F holders, Q3 2024

Institutional positions in Great Lakes Dredge & Dock CORP as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
180
+10 vs. Q2 2024
Shares held
54.7M
+7.39M (+15.6%) vs. Q2 2024
Total value
$576.2M
+$161.2M (+38.8%) vs. Q2 2024
New holders
33
63 more added
Sold out
23
56 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GLDD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2024: 180 institutions
Q1 2021: 146 institutionsQ2 2021: 133 institutionsQ3 2021: 126 institutionsQ4 2021: 131 institutionsQ1 2022: 141 institutionsQ2 2022: 135 institutionsQ3 2022: 137 institutionsQ4 2022: 143 institutionsQ1 2023: 140 institutionsQ2 2023: 133 institutionsQ3 2023: 146 institutionsQ4 2023: 142 institutionsQ1 2024: 158 institutionsQ2 2024: 171 institutionsQ3 2024: 180 institutionsQ4 2024: 191 institutionsQ1 2025: 192 institutionsQ2 2025: 192 institutionsQ3 2025: 212 institutionsQ4 2025: 222 institutionsQ1 2026: 182 institutionsQ2 2026: 1 institution
Value heldQ3 2024: $576.2M
Q1 2021: $810.7MQ2 2021: $835.6MQ3 2021: $874.0MQ4 2021: $905.5MQ1 2022: $803.0MQ2 2022: $743.9MQ3 2022: $442.7MQ4 2022: $342.7MQ1 2023: $303.5MQ2 2023: $446.4MQ3 2023: $435.2MQ4 2023: $426.7MQ1 2024: $467.7MQ2 2024: $475.7MQ3 2024: $576.2MQ4 2024: $628.2MQ1 2025: $484.4MQ2 2025: $668.2MQ3 2025: $657.8MQ4 2025: $734.8MQ1 2026: $931.0MQ2 2026: $17
Institutions holding GLDD and their total value by quarter
QuarterHoldersValue
Q2 20261$17
Q1 2026182$931.0M
Q4 2025222$734.8M
Q3 2025212$657.8M
Q2 2025192$668.2M
Q1 2025192$484.4M
Q4 2024191$628.2M
Q3 2024180$576.2M
Q2 2024171$475.7M
Q1 2024158$467.7M
Q4 2023142$426.7M
Q3 2023146$435.2M
Q2 2023133$446.4M
Q1 2023140$303.5M
Q4 2022143$342.7M
Q3 2022137$442.7M
Q2 2022135$743.9M
Q1 2022141$803.0M
Q4 2021131$905.5M
Q3 2021126$874.0M
Q2 2021133$835.6M
Q1 2021146$810.7M

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Great Lakes Dredge & Dock CORP; share changes are against Q2 2024.

Institutions holding GLDD in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Point72 Asia (Singapore) Pte. Ltd.0$00.00%−1,185−100.0%Sold out
Mather Group, LLC.0$00.00%−100−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−20−100.0%Sold out
BlackRock Inc.––––Not filed