GUNSTEN CHRISTOPHER has filed 32 insider transactions across 1 company since March 2023.
Most recent transaction: a transaction of 182496 shares of Great Lakes Dredge & Dock CORP ($GLDD) on April 01, 2026.
Activity breakdown: 1 open-market purchase and 0 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| April 1, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | U | Common Stock | 182496 | $0.00 | 0.0000 | 67,999,305 | 100.00% | 0.27% |
| April 1, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 71860 | $0.00 | 182,496.0000 | 67,999,305 | 64.95% | 0.11% |
| May 8, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 13179 | $0.00 | 85,952.0000 | 67,282,528 | 18.11% | 0.02% |
| March 16, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 1367 | $16.93 | 104,924.0000 | 67,999,305 | 1.29% | 0.00% |
| March 16, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 8444 | $0.00 | 113,368.0000 | 67,999,305 | 8.05% | 0.01% |
| March 16, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 2732 | $16.93 | 110,636.0000 | 67,999,305 | 2.41% | 0.00% |
| March 16, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 2204 | $16.93 | 97,736.0000 | 67,999,305 | 2.21% | 0.00% |
| March 16, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 12646 | $0.00 | 110,382.0000 | 67,999,305 | 12.94% | 0.02% |
| March 16, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 4091 | $16.93 | 106,291.0000 | 67,999,305 | 3.71% | 0.01% |
| Feb. 23, 2026 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 13988 | $0.00 | 99,940.0000 | 67,999,305 | 16.27% | 0.02% |
| May 8, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 13179 | $0.00 | 85,952.0000 | 67,282,528 | 18.11% | 0.02% |
| May 5, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 116 | $9.54 | 72,773.0000 | 67,282,528 | 0.16% | 0.00% |
| May 5, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 74 | $9.54 | 72,889.0000 | 67,282,528 | 0.10% | 0.00% |
| May 5, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 603 | $9.54 | 72,963.0000 | 67,282,528 | 0.82% | 0.00% |
| May 5, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 129 | $9.54 | 73,566.0000 | 67,282,528 | 0.18% | 0.00% |
| March 17, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 2298 | $8.70 | 73,695.0000 | 67,282,528 | 3.02% | 0.00% |
| March 17, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 1863 | $8.70 | 59,669.0000 | 67,282,528 | 3.03% | 0.00% |
| March 17, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 12495 | $0.00 | 72,164.0000 | 67,282,528 | 20.94% | 0.02% |
| March 17, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 3418 | $8.70 | 68,746.0000 | 67,282,528 | 4.74% | 0.01% |
| March 17, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 1155 | $8.70 | 67,591.0000 | 67,282,528 | 1.68% | 0.00% |
| March 17, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 8402 | $0.00 | 75,993.0000 | 67,282,528 | 12.43% | 0.01% |
| March 4, 2025 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | P | Common Stock | 3875 | $7.75 | 61,532.0000 | 67,282,528 | 6.72% | 0.01% |
| May 6, 2024 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 640 | $7.04 | 57,657.0000 | 0 | 1.10% | 0.00% |
| March 15, 2024 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 12668 | $0.00 | 58,297.0000 | 0 | 27.76% | 0.00% |
| March 15, 2024 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 6898 | $0.00 | 49,634.0000 | 0 | 16.14% | 0.00% |
| March 15, 2024 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 2046 | $8.62 | 47,588.0000 | 0 | 4.12% | 0.00% |
| March 15, 2024 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 1959 | $8.62 | 45,629.0000 | 0 | 4.12% | 0.00% |
| March 5, 2024 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 277 | $8.70 | 42,736.0000 | 0 | 0.64% | 0.00% |
| May 5, 2023 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 858 | $5.75 | 43,013.0000 | 0 | 1.96% | 0.00% |
| March 15, 2023 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | A | Common Stock | 20428 | $0.00 | 43,871.0000 | 0 | 87.14% | 0.00% |
| March 13, 2023 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 655 | $5.32 | 23,443.0000 | 0 | 2.72% | 0.00% |
| March 6, 2023 | Great Lakes Dredge & Dock CORP | $GLDD | GUNSTEN CHRISTOPHER | SVP-Proj Svcs & Fleet Engineer | F | Common Stock | 333 | $5.78 | 24,098.0000 | 0 | 1.36% | 0.00% |