GREAT LAKES DREDGE & DOCK CO (GLDD): Institutional Ownership

Hedge funds and institutional managers reporting a position in GLDD · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
18
13F filers
Aggregate Value
$75.7M
Across holders
Last Price
$9.58
2026-06-26
Sector
Industrials
GICS
Holder activity11 new5 added2 reduced
Institutional Holders of GLDD
18 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
Hedge Fund1.99M$33.8M44.7%0.0%Added+$24.1MQ1 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund1.38M$23.5M31.1%0.0%Added+$12.8MQ1 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund382K$6.5M8.6%0.0%Added+$2.1MQ1 2026
Walleye Capital LLC
CIK 0001758720
Hedge Fund206K$2.7M3.6%0.0%NewQ4 2025
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund131K$2.2M3.0%0.0%Reduced$-2.2MQ1 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund132K$1.7M2.3%0.0%NewQ4 2025
Verition Fund Management LLC
CIK 0001454027
Hedge Fund87K$1.1M1.5%0.0%NewQ4 2025
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund50K$850K1.1%0.0%Added+$220KQ1 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund38K$638K0.8%0.0%Added+$262KQ1 2026
Gotham Asset Management, LLC
CIK 0001510387
Hedge Fund35K$588K0.8%0.0%NewQ1 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund23K$397K0.5%0.0%Reduced$-2.4MQ1 2026
MARSHALL WACE, LLP
CIK 0001318757
Hedge Fund22K$377K0.5%0.0%NewQ1 2026
GAMCO INVESTORS, INC. ET AL
CIK 0000807249
Institutional Manager20K$340K0.4%0.0%NewQ1 2026
Ancora Advisors, LLC
CIK 0001446114
Hedge Fund22K$249K0.3%0.0%NewQ4 2024
Man Group plc
CIK 0001637460
Hedge Fund20K$239K0.3%0.0%NewQ3 2025
CAXTON ASSOCIATES LLP
CIK 0002051323
Hedge Fund15K$191K0.3%0.0%NewQ4 2025
Brevan Howard Capital Management LP
CIK 0001512857
Hedge Fund13K$166K0.2%0.0%NewQ4 2025
BALYASNY ASSET MANAGEMENT LLC
CIK 0001218710
Hedge Fund678$12K0.0%0.0%NewQ1 2026
TWO SIGMA INVESTMENTS, LPAdded
Hedge Fund
$33.8M· 44.7% of total· 0.0% port· 1.99M sh· +$24.1M QoQ· Q1 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$23.5M· 31.1% of total· 0.0% port· 1.38M sh· +$12.8M QoQ· Q1 2026
RENAISSANCE TECHNOLOGIES LLCAdded
Hedge Fund
$6.5M· 8.6% of total· 0.0% port· 382K sh· +$2.1M QoQ· Q1 2026
Walleye Capital LLCNew
Hedge Fund
$2.7M· 3.6% of total· 0.0% port· 206K sh· QoQ· Q4 2025
AQR CAPITAL MANAGEMENT LLCReduced
Hedge Fund
$2.2M· 3.0% of total· 0.0% port· 131K sh· $-2.2M QoQ· Q1 2026
TUDOR INVESTMENT CORP ET ALNew
Hedge Fund
$1.7M· 2.3% of total· 0.0% port· 132K sh· QoQ· Q4 2025
Verition Fund Management LLCNew
Hedge Fund
$1.1M· 1.5% of total· 0.0% port· 87K sh· QoQ· Q4 2025
Schonfeld Strategic Advisors LLCAdded
Hedge Fund
$850K· 1.1% of total· 0.0% port· 50K sh· +$220K QoQ· Q1 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$638K· 0.8% of total· 0.0% port· 38K sh· +$262K QoQ· Q1 2026
Gotham Asset Management, LLCNew
Hedge Fund
$588K· 0.8% of total· 0.0% port· 35K sh· QoQ· Q1 2026
ExodusPoint Capital Management, LPReduced
Hedge Fund
$397K· 0.5% of total· 0.0% port· 23K sh· $-2.4M QoQ· Q1 2026
MARSHALL WACE, LLPNew
Hedge Fund
$377K· 0.5% of total· 0.0% port· 22K sh· QoQ· Q1 2026
GAMCO INVESTORS, INC. ET ALNew
Institutional Manager
$340K· 0.4% of total· 0.0% port· 20K sh· QoQ· Q1 2026
Ancora Advisors, LLCNew
Hedge Fund
$249K· 0.3% of total· 0.0% port· 22K sh· QoQ· Q4 2024
Man Group plcNew
Hedge Fund
$239K· 0.3% of total· 0.0% port· 20K sh· QoQ· Q3 2025
CAXTON ASSOCIATES LLPNew
Hedge Fund
$191K· 0.3% of total· 0.0% port· 15K sh· QoQ· Q4 2025
Brevan Howard Capital Management LPNew
Hedge Fund
$166K· 0.2% of total· 0.0% port· 13K sh· QoQ· Q4 2025
BALYASNY ASSET MANAGEMENT LLCNew
Hedge Fund
$12K· 0.0% of total· 0.0% port· 678 sh· QoQ· Q1 2026