Great Lakes Dredge & Dock CORP
GLDDDelisted- Industry
- Heavy Construction Other Than Bldg Const - Contractors
- SEC CIK
- 0001372020
Great Lakes Dredge & Dock CORP was delisted in 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 | $735.6M |
| Q3 2025 | 212 | $670.5M |
| Q2 2025 | 192 | $668.6M |
| Q1 2025 | 192 | $484.6M |
| Q4 2024 | 191 | $628.6M |
| Q3 2024 | 180 | $578.6M |
| Q2 2024 | 171 | $476.4M |
| Q1 2024 | 158 | $475.8M |
| Q4 2023 | 142 | $430.8M |
| Q3 2023 | 146 | $435.2M |
| Q2 2023 | 133 | $446.4M |
| Q1 2023 | 140 | $303.6M |
| Q4 2022 | 143 | $342.7M |
| Q3 2022 | 137 | $442.8M |
| Q2 2022 | 135 | $743.9M |
| Q1 2022 | 141 | $803.0M |
| Q4 2021 | 131 | $907.2M |
| Q3 2021 | 126 | $874.0M |
| Q2 2021 | 133 | $846.2M |
| Q1 2021 | 146 | $811.4M |
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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,917,589 | $100.6M | 0.00% | −979,626−14.2% | Reduced |
| Dimensional Fund Advisors LP | 3,386,372 | $57.6M | 0.01% | −913,740−21.2% | Reduced |
| American Century Companies Inc | 3,006,419 | $51.1M | 0.03% | +421,815+16.3% | Added |
| Glazer Capital, LLC | 2,949,613 | $50.1M | 1.07% | +2,949,613 | New |
| Vanguard Capital Management LLC | 2,856,158 | $48.6M | 0.00% | +2,856,158 | New |
| FIL Ltd | 2,671,231 | $45.4M | 0.04% | +2,671,231 | New |
| Two Sigma Investments, LP | 1,989,521 | $33.8M | 0.03% | +1,418,839+248.6% | Added |
| Geode Capital Management, LLC | 1,678,166 | $28.5M | 0.00% | +47,755+2.9% | Added |
| Balyasny Asset Management LLC | 1,626,990 | $27.7M | 0.05% | +1,626,990 | New |
| State Street Corp | 1,577,722 | $26.8M | 0.00% | −11,658−0.7% | Reduced |
| Qube Research & Technologies Ltd | 1,383,585 | $23.5M | 0.03% | +753,487+119.6% | Added |
| Water Island Capital LLC | 1,263,580 | $21.5M | 2.86% | +1,263,580 | New |
| Oddo BHF Asset Management SAS | 1,166,388 | $19.8M | 0.78% | +1,166,388 | New |
| Millennium Management LLC | 1,131,127 | $19.2M | 0.01% | −466,354−29.2% | Reduced |
| Arrowstreet Capital, Limited Partnership | 1,054,360 | $17.9M | 0.01% | +258,151+32.4% | Added |
| Minerva Advisors LLC | 1,029,703 | $17.5M | 11.30% | −360,104−25.9% | Reduced |
| Jennison Associates LLC | 1,029,264 | $17.5M | 0.01% | −2,777,240−73.0% | Reduced |
| Beryl Capital Management LLC | 912,537 | $15.5M | 14.28% | +912,537 | New |
| Sand Grove Capital Management LLP | 893,190 | $15.2M | 3.55% | +893,190 | New |
| Omers Administration Corp | 864,000 | $14.7M | 0.09% | +864,000 | New |
| Goldman Sachs Group Inc | 858,621 | $14.6M | 0.00% | +223,901+35.3% | Added |
| CNH Partners LLC | 730,615 | $12.4M | 0.20% | +730,615 | New |
| Northern Trust Corp | 669,478 | $11.4M | 0.00% | +32,498+5.1% | Added |
| TIG Advisors, LLC | 642,867 | $10.9M | 0.52% | +642,867 | New |
| Harvey Partners, LLC | 610,000 | $10.4M | 0.84% | −3,093,215−83.5% | Reduced |
| London Co of Virginia | 584,424 | $9.94M | 0.06% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 584,315 | $9.93M | 0.02% | +201,742+52.7% | Added |
| Prescott Group Capital Management, L.L.C. | 576,870 | $9.81M | 0.98% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 558,012 | $9.49M | 0.00% | +3,664+0.7% | Added |
| Gabelli Funds LLC | 505,543 | $8.59M | 0.06% | +505,543 | New |
| Cinctive Capital Management LP | 500,000 | $8.50M | 0.56% | +500,000 | New |
| Vanguard Portfolio Management LLC | 462,923 | $7.87M | 0.00% | +462,923 | New |
| Vanguard Fiduciary Trust Co | 434,518 | $7.39M | 0.00% | +434,518 | New |
| Vivaldi Asset Management, LLC | 434,061 | $7.38M | 0.39% | +434,061 | New |
| Schonfeld Strategic Advisors LLC | 433,667 | $7.37M | 0.06% | +396,612+1,070.3% | Added |
| Renaissance Technologies LLC | 381,700 | $6.49M | 0.01% | +122,909+47.5% | Added |
| Morgan Stanley | 329,163 | $5.60M | 0.00% | −690,455−67.7% | Reduced |
| Sanctuary Advisors, LLC | 305,240 | $5.19M | 0.03% | −23,314−7.1% | Reduced |
| HRT Financial LP | 276,423 | $4.70M | 0.01% | +143,841+108.5% | Added |
| Lazard Asset Management LLC | 269,389 | $4.58M | 0.01% | +43,114+19.1% | Added |
| Franklin Resources Inc | 267,116 | $4.54M | 0.00% | +267,116 | New |
| Prelude Capital Management, LLC | 255,852 | $4.35M | 0.33% | +255,852 | New |
| Bank of New York Mellon Corp | 253,954 | $4.32M | 0.00% | −6,295−2.4% | Reduced |
| Gabelli & Co Investment Advisers, Inc. | 253,695 | $4.31M | 0.64% | +253,695 | New |
| JPMorgan Chase & Co | 225,360 | $3.82M | 0.00% | −442,920−66.3% | Reduced |
| Voloridge Investment Management, LLC | 208,184 | $3.54M | 0.01% | +208,184 | New |
| Polar Asset Management Partners Inc. | 200,000 | $3.40M | 0.08% | +200,000 | New |
| Prudential Financial Inc | 190,030 | $3.23M | 0.00% | +190,030 | New |
| Wolverine Asset Management LLC | 175,708 | $2.99M | 0.05% | +175,708 | New |
| Bank of America Corp | 173,986 | $2.96M | 0.00% | −158,251−47.6% | Reduced |
| Nuveen, LLC | 150,195 | $2.55M | 0.00% | −1,373−0.9% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 142,229 | $2.42M | 0.05% | −71,287−33.4% | Reduced |
| AQR Capital Management LLC | 134,432 | $2.29M | 0.00% | −126,639−48.5% | Reduced |
| Swiss National Bank | 134,200 | $2.28M | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 129,581 | $2.20M | 0.00% | +66,948+106.9% | Added |
| Groupe la Francaise | 128,598 | $2.19M | 0.03% | +128,598 | New |
| Oxford Asset Management LLP | 121,883 | $2.07M | 0.84% | +121,883 | New |
| UBS Asset Management Americas Inc | 112,529 | $1.91M | 0.00% | −9,501−7.8% | Reduced |
| Russell Investments Group, Ltd. | 101,821 | $1.73M | 0.00% | −36,935−26.6% | Reduced |
| Versor Investments LP | 101,631 | $1.73M | 4.23% | +101,631 | New |
| Credit Agricole S A | 100,000 | $1.70M | 0.01% | +11,600+13.1% | Added |
| D. E. Shaw & Co., Inc. | 92,353 | $1.57M | 0.00% | −323,750−77.8% | Reduced |
| California State Teachers Retirement System | 91,090 | $1.55M | 0.00% | +29,107+47.0% | Added |
| Rhumbline Advisers | 87,855 | $1.49M | 0.00% | −1,540−1.7% | Reduced |
| HB Wealth Management, LLC | 87,752 | $1.49M | 0.01% | −862−1.0% | Reduced |
| Principal Financial Group Inc | 84,439 | $1.44M | 0.00% | +5,290+6.7% | Added |
| Victory Capital Management Inc | 77,000 | $1.31M | 0.00% | −13,000−14.4% | Reduced |
| Boothbay Fund Management, LLC | 74,860 | $1.27M | 0.03% | +60,826+433.4% | Added |
| Susquehanna Portfolio Strategies, LLC | 70,586 | $1.20M | 0.02% | 00.0% | Unchanged |
| Credit Industriel Et Commercial | 69,245 | $1.18M | 0.19% | +69,245 | New |
| Deutsche Bank AG | 63,138 | $1.07M | 0.00% | −63,710−50.2% | Reduced |
| Legal & General Group Plc | 62,273 | $1.06M | 0.00% | −5,182−7.7% | Reduced |
| Creative Planning | 53,784 | $914.3K | 0.00% | +1,916+3.7% | Added |
| Marshall Wace, LLP | 52,085 | $885.4K | 0.00% | +52,085 | New |
| Price T Rowe Associates Inc | 50,000 | $850.0K | 0.00% | +9,918+24.7% | Added |
| State of Wisconsin Investment Board | 49,960 | $849.3K | 0.00% | −21,509−30.1% | Reduced |
| Vanguard Asset Management, Ltd | 48,470 | $824.0K | 0.00% | +48,470 | New |
| Invesco Ltd. | 47,937 | $814.9K | 0.00% | −71,591−59.9% | Reduced |
| Alliancebernstein L.P. | 61,340 | $804.8K | 0.00% | −1,800−2.9% | Reduced |
| CSS LLC | 46,900 | $797.3K | 0.04% | +46,900 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 46,099 | $783.7K | 0.00% | +14,894+47.7% | Added |
| VARCOV Co. | 43,681 | $742.6K | 0.28% | +27,937+177.4% | Added |
| Canada Pension Plan Investment Board | 41,900 | $712.3K | 0.00% | −1,200−2.8% | Reduced |
| Citadel Advisors LLC | 37,516 | $637.8K | 0.00% | −116,436−75.6% | Reduced |
| Intech Investment Management LLC | 37,277 | $633.7K | 0.01% | +6,301+20.3% | Added |
| Wells Fargo & Company | 35,282 | $599.8K | 0.00% | −49,485−58.4% | Reduced |
| Canton Hathaway, LLC | 35,000 | $595.0K | 0.12% | −11,700−25.1% | Reduced |
| Gotham Asset Management, LLC | 34,598 | $588.2K | 0.00% | +34,598 | New |
| MetLife Investment Management | 34,468 | $586.0K | 0.00% | −643−1.8% | Reduced |
| State of Wyoming | 34,385 | $584.5K | 0.07% | −9,530−21.7% | Reduced |
| Barclays PLC | 32,318 | $549.4K | 0.00% | −106,982−76.8% | Reduced |
| Susquehanna Fundamental Investments, LLC | 32,070 | $545.2K | 0.02% | +32,070 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 31,198 | $530.4K | 0.00% | +272+0.9% | Added |
| ProShare Advisors LLC | 31,149 | $529.5K | 0.00% | +18,981+156.0% | Added |
| Point72 Asset Management, L.P. | 30,557 | $519.5K | 0.00% | −313,686−91.1% | Reduced |
| Alps Advisors Inc | 29,271 | $497.6K | 0.00% | −8,804−23.1% | Reduced |
| Cullen Capital Management LLC | 28,963 | $492.4K | 0.01% | −45,715−61.2% | Reduced |
| Skopos Labs, Inc. | 28,861 | $490.6K | 0.02% | +28,861 | New |
| Systematic Alpha Investments, LLC | 28,600 | $486.2K | 0.02% | 00.0% | Unchanged |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 28,280 | $480.8K | 0.00% | −39,516−58.3% | Reduced |