BAYER RYAN (CIK 1990270) reported 8 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-01). Recent activity: Buy GLDD (5,607 shares), Sell GLDD (37,380 shares), Buy GLDD (10,126 shares), Sell GLDD (1,282 shares), Buy GLDD (2,170 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-01 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Buy | 5,607 | $0 |
| 2026-04-01 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Sell | 37,380 | $0 |
| 2026-03-25 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Buy | 10,126 | $0 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Sell | 1,282 | $21,704 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Buy | 2,170 | $0 |
| 2026-03-18 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Sell | 854 | $14,458 |
| 2026-02-25 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Buy | 7,165 | $0 |
| 2025-05-12 | Great Lakes Dredge & Dock CORP (GLDD) | VP & CAO | Buy | 10,126 | $0 |
来源：SEC Form 4 申报文件 · 截至 2026-04-01