Petterson Lasse (CIK 1455941) reported 12 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-01). Recent activity: Buy GLDD (206,445 shares), Sell GLDD (1.6M shares), Buy GLDD (125,145 shares), Buy GLDD (94,540 shares), Sell GLDD (37,202 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-01 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 206,445 | $0 |
| 2026-04-01 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 1.6M | $0 |
| 2026-03-25 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 125,145 | $0 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 94,540 | $0 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 37,202 | $629,830 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 20,033 | $339,159 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 15,529 | $262,906 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 78,924 | $0 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 31,057 | $525,795 |
| 2026-02-25 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 132,825 | $0 |
| 2025-05-12 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 125,145 | $0 |
| 2025-05-07 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 4,541 | $43,321 |
来源：SEC Form 4 申报文件 · 截至 2026-04-01