Petterson Lasse (CIK 1455941) reported 14 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-25). Recent activity: Buy GLDD (125,145 shares), Buy GLDD (94,540 shares), Sell GLDD (37,202 shares), Sell GLDD (20,033 shares), Sell GLDD (15,529 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 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 |
| 2025-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 93,414 | $0 |
| 2025-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 20,033 | $174,287 |
| 2025-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Sell | 15,529 | $135,102 |
| 2025-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | CEO & President | Buy | 78,529 | $0 |
Source: SEC Form 4 filings · as of 2026-03-25