| SC 13G/A | 2024-02-14 | PRUDENTIAL FINANCIAL INC | Great Lakes Dredge & Dock CORP | 4,304,824 | 6.5% | EDGAR |
| SC 13G/A | 2024-02-14 | ALLIANCEBERNSTEIN L.P. | Great Lakes Dredge & Dock CORP | 4,603,700 | 6.9% | EDGAR |
| SC 13G/A | 2024-02-13 | VANGUARD GROUP INC | Great Lakes Dredge & Dock CORP | 3,364,913 | 5.0% | EDGAR |
| SC 13G/A | 2024-02-09 | JENNISON ASSOCIATES LLC | Great Lakes Dredge & Dock CORP | 4,299,418 | 6.5% | EDGAR |
| SC 13G/A | 2024-02-09 | DIMENSIONAL FUND ADVISORS LP | Great Lakes Dredge & Dock CORP | 4,356,468 | 6.5% | EDGAR |
| SC 13G/A | 2024-01-24 | BlackRock Inc. | Great Lakes Dredge & Dock CORP | 7,403,096 | 11.1% | EDGAR |
| SC 13G/A | 2023-04-06 | BlackRock Inc. | Great Lakes Dredge & Dock CORP | 6,802,165 | 10.3% | EDGAR |
| SC 13G | 2023-02-14 | ALLIANCEBERNSTEIN L.P. | Great Lakes Dredge & Dock CORP | 3,609,597 | 5.5% | EDGAR |
| SC 13G/A | 2023-02-13 | PRUDENTIAL FINANCIAL INC | Great Lakes Dredge & Dock CORP | 4,339,176 | 6.6% | EDGAR |
| SC 13G/A | 2023-02-10 | DIMENSIONAL FUND ADVISORS LP | Great Lakes Dredge & Dock CORP | 4,259,704 | 6.4% | EDGAR |
| SC 13G | 2023-02-09 | VANGUARD GROUP INC | Great Lakes Dredge & Dock CORP | 3,315,993 | 5.0% | EDGAR |
| SC 13G/A | 2023-02-07 | JENNISON ASSOCIATES LLC | Great Lakes Dredge & Dock CORP | 4,278,498 | 6.5% | EDGAR |
| SC 13G/A | 2023-01-31 | FRANKLIN MUTUAL ADVISERS LLC | Great Lakes Dredge & Dock CORP | 2,505,652 | 3.8% | EDGAR |
| SC 13G/A | 2023-01-24 | BlackRock Inc. | Great Lakes Dredge & Dock CORP | 6,397,494 | 9.7% | EDGAR |
| SC 13G/A | 2022-02-14 | ASHFORD CAPITAL MANAGEMENT INC | Great Lakes Dredge & Dock CORP | 3,267,593 | 5.0% | EDGAR |
| SC 13G/A | 2022-02-14 | PRUDENTIAL FINANCIAL INC | Great Lakes Dredge & Dock CORP | 5,247,981 | 8.0% | EDGAR |
| SC 13G/A | 2022-02-11 | Russell Investments Group, Ltd. | Great Lakes Dredge & Dock CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2022-02-10 | JENNISON ASSOCIATES LLC | Great Lakes Dredge & Dock CORP | 5,191,686 | 7.9% | EDGAR |
| SC 13G/A | 2022-02-10 | VANGUARD GROUP INC | Great Lakes Dredge & Dock CORP | 3,152,404 | 4.8% | EDGAR |
| SC 13G/A | 2022-02-08 | DIMENSIONAL FUND ADVISORS LP | Great Lakes Dredge & Dock CORP | 4,280,144 | 6.5% | EDGAR |