| 2026-08-04 | 8-K/A | 8-K/A filed 2026-08-04 by Orion Group Holdings Inc |
| 2026-07-29 | 10-Q | 10-Q filed 2026-07-29 by Orion Group Holdings Inc |
| 2026-07-29 | 8-K | 8-K filed 2026-07-29 by Orion Group Holdings Inc |
| 2026-05-20 | 8-K | 8-K filed 2026-05-20 by Orion Group Holdings Inc |
| 2026-04-29 | 10-Q | 10-Q filed 2026-04-29 by Orion Group Holdings Inc |
| 2026-04-29 | 8-K | 8-K filed 2026-04-29 by Orion Group Holdings Inc |
| 2026-04-01 | DEF 14A | DEF 14A filed 2026-04-01 by Orion Group Holdings Inc |
| 2026-03-19 | 8-K/A | 8-K/A filed 2026-03-19 by Orion Group Holdings Inc |
| 2026-03-04 | 10-K | 10-K filed 2026-03-04 by Orion Group Holdings Inc |
| 2026-03-04 | 8-K | 8-K filed 2026-03-04 by Orion Group Holdings Inc |
| 2026-03-04 | 8-K | 8-K filed 2026-03-04 by Orion Group Holdings Inc |
| 2026-02-04 | 8-K | 8-K filed 2026-02-04 by Orion Group Holdings Inc |
| 2025-12-29 | 8-K | 8-K filed 2025-12-29 by Orion Group Holdings Inc |
| 2025-11-25 | 8-K/A | 8-K/A filed 2025-11-25 by Orion Group Holdings Inc |
| 2025-10-29 | 10-Q | 10-Q filed 2025-10-29 by Orion Group Holdings Inc |
| 2025-10-29 | 8-K | 8-K filed 2025-10-29 by Orion Group Holdings Inc |
| 2025-10-29 | 8-K | 8-K filed 2025-10-29 by Orion Group Holdings Inc |
| 2025-09-29 | 8-K | 8-K filed 2025-09-29 by Orion Group Holdings Inc |
| 2025-09-18 | 8-K | 8-K filed 2025-09-18 by Orion Group Holdings Inc |
| 2025-07-30 | 8-K | 8-K filed 2025-07-30 by Orion Group Holdings Inc |
| 2025-07-30 | 10-Q | 10-Q filed 2025-07-30 by Orion Group Holdings Inc |
| 2025-07-01 | 8-K | 8-K filed 2025-07-01 by Orion Group Holdings Inc |
| 2025-06-23 | 8-K | 8-K filed 2025-06-23 by Orion Group Holdings Inc |
| 2025-06-10 | 8-K | 8-K filed 2025-06-10 by Orion Group Holdings Inc |
| 2025-05-28 | 8-K | 8-K filed 2025-05-28 by Orion Group Holdings Inc |
| 2025-05-19 | 8-K | 8-K filed 2025-05-19 by Orion Group Holdings Inc |
| 2025-04-30 | 10-Q | 10-Q filed 2025-04-30 by Orion Group Holdings Inc |
| 2025-04-29 | 8-K | 8-K filed 2025-04-29 by Orion Group Holdings Inc |
| 2025-04-01 | DEF 14A | DEF 14A filed 2025-04-01 by Orion Group Holdings Inc |
| 2025-03-25 | 8-K | 8-K filed 2025-03-25 by Orion Group Holdings Inc |