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, Q1 2026
Institutional positions in Great Lakes Dredge & Dock CORP as of Mar 31, 2026. 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
GLDD is no longer listed, so this page shows Q1 2026. 13F filings for later quarters list far fewer holders.
- Institutional holders
- 182
- −34 vs. Q4 2025
- Shares held
- 54.8M
- +3.09M (+6.0%) vs. Q4 2025
- Total value
- $931.0M
- +$252.2M (+37.2%) vs. Q4 2025
- New holders
- 56
- 42 more added
- Sold out
- 90
- 64 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1 | $17 |
| Q1 2026 | 182 | $931.0M |
| Q4 2025 | 222 | $734.8M |
| Q3 2025 | 212 | $657.8M |
| Q2 2025 | 192 | $668.2M |
| Q1 2025 | 192 | $484.4M |
| Q4 2024 | 191 | $628.2M |
| Q3 2024 | 180 | $576.2M |
| Q2 2024 | 171 | $475.7M |
| Q1 2024 | 158 | $467.7M |
| Q4 2023 | 142 | $426.7M |
| Q3 2023 | 146 | $435.2M |
| Q2 2023 | 133 | $446.4M |
| Q1 2023 | 140 | $303.5M |
| Q4 2022 | 143 | $342.7M |
| Q3 2022 | 137 | $442.7M |
| Q2 2022 | 135 | $743.9M |
| Q1 2022 | 141 | $803.0M |
| Q4 2021 | 131 | $905.5M |
| Q3 2021 | 126 | $874.0M |
| Q2 2021 | 133 | $835.6M |
| Q1 2021 | 146 | $810.7M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Great Lakes Dredge & Dock CORP; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Trexquant Investment LP | 0 | $0 | 0.00% | −171,645−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −154,915−100.0% | Sold out |
| Zacks Investment Management | 0 | $0 | 0.00% | −152,586−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −150,174−100.0% | Sold out |
| Jackson Creek Investment Advisors LLC | 0 | $0 | 0.00% | −143,321−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −134,022−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −132,476−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −120,869−100.0% | Sold out |
| Seven Six Capital Management, LLC | 0 | $0 | 0.00% | −111,113−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −110,705−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −101,100−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −96,684−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −86,525−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −76,705−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −74,393−100.0% | Sold out |
| Numerai GP LLC | 0 | $0 | 0.00% | −60,925−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −58,257−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −54,243−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −50,021−100.0% | Sold out |
| American Capital Advisory, LLC | 0 | $0 | 0.00% | −43,150−100.0% | Sold out |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −43,029−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −37,834−100.0% | Sold out |
| Aristeia Capital LLC | 0 | $0 | 0.00% | −37,760−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −31,750−100.0% | Sold out |
| Next Century Growth Investors LLC | 0 | $0 | 0.00% | −30,520−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −29,184−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −29,054−100.0% | Sold out |
| Thompson Davis & Co., Inc. | 0 | $0 | 0.00% | −26,025−100.0% | Sold out |
| PCM Encore, LLC | 0 | $0 | 0.00% | −24,529−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −24,116−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −23,769−100.0% | Sold out |
| AE Wealth Management LLC | 0 | $0 | 0.00% | −20,917−100.0% | Sold out |
| Integrated Quantitative Investments LLC | 0 | $0 | 0.00% | −20,523−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −20,287−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −19,819−100.0% | Sold out |
| ARS Investment Partners, LLC | 0 | $0 | 0.00% | −18,977−100.0% | Sold out |
| Arizona State Retirement System | 0 | $0 | 0.00% | −18,834−100.0% | Sold out |
| Police & Firemen's Retirement System of New Jersey | 0 | $0 | 0.00% | −17,568−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −16,654−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −16,588−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −15,511−100.0% | Sold out |
| State of Tennessee, Treasury Department | 0 | $0 | 0.00% | −13,524−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −14,883−100.0% | Sold out |
| Caxton Associates LLP | 0 | $0 | 0.00% | −14,568−100.0% | Sold out |
| Atria Investments LLC | 0 | $0 | 0.00% | −13,531−100.0% | Sold out |
| Apollon Wealth Management, LLC | 0 | $0 | 0.00% | −13,335−100.0% | Sold out |
| Fayez Sarofim & Co | 0 | $0 | 0.00% | −12,966−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −12,617−100.0% | Sold out |
| Mirabaud & Cie SA | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −11,737−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −10,819−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −10,508−100.0% | Sold out |
| CI Private Wealth, LLC | 0 | $0 | 0.00% | −10,333−100.0% | Sold out |
| Perigon Wealth Management, LLC | 0 | $0 | 0.00% | −10,098−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −8,802−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −7,168−100.0% | Sold out |
| Great West Life Assurance Co | 0 | $0 | 0.00% | −6,556−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −6,269−100.0% | Sold out |
| New York State Teachers Retirement System | 0 | $0 | 0.00% | −6,081−100.0% | Sold out |
| Pinnacle Wealth Planning Services, Inc. | 0 | $0 | 0.00% | −5,911−100.0% | Sold out |
| Amalgamated Bank | 0 | $0 | 0.00% | −2,091−100.0% | Sold out |
| Westside Investment Management, Inc. | 0 | $0 | 0.00% | −1,940−100.0% | Sold out |
| Financial Management Professionals, Inc. | 0 | $0 | 0.00% | −1,920−100.0% | Sold out |
| Blue Bell Private Wealth Management, LLC | 0 | $0 | 0.00% | −1,597−100.0% | Sold out |
| HM Payson & Co | 0 | $0 | 0.00% | −1,325−100.0% | Sold out |
| Luminist Capital LLC | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Essential Partners LLC | 0 | $0 | 0.00% | −241−100.0% | Sold out |
| Rothschild Investment LLC | 0 | $0 | 0.00% | −92−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −57−100.0% | Sold out |
| MCF Advisors LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Sunbelt Securities, Inc. | 0 | $0 | 0.00% | −23−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Brandywine Global Investment Management, LLC | – | – | – | – | Not filed |
| Passumpsic Savings Bank | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |