Orion Group Holdings Inc - ORN

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 27
Latest filed: Apr 02, 2026
Form Count
4 13
8-K 7
SCHEDULE 13G/A 2
8-K/A 2
144/A 1
144 1
SCHEDULE 13G 1

Latest files

Filed Form Report period Accession SEC
Apr 02, 2026 4 Apr 01, 2026 0001947439-26-000006 View
Apr 02, 2026 4 Apr 01, 2026 0001555362-26-000005 View
Mar 27, 2026 SCHEDULE 13G/A 0000102909-26-001953 View
Mar 20, 2026 4 Mar 20, 2026 0001947439-26-000004 View
Mar 19, 2026 8-K/A Mar 16, 2026 0001402829-26-000020 View
Mar 17, 2026 8-K Mar 16, 2026 0001402829-26-000016 View
Mar 17, 2026 4 Mar 16, 2026 0001555362-26-000003 View
Mar 17, 2026 4 Mar 16, 2026 0001947439-26-000003 View
Mar 10, 2026 4 Mar 10, 2026 0001221430-26-000002 View
Mar 10, 2026 4 Mar 10, 2026 0001624976-26-000002 View
Mar 10, 2026 144/A 0001974078-26-000103 View
Mar 09, 2026 144 0001974078-26-000102 View
Mar 09, 2026 4 Mar 06, 2026 0002021289-26-000004 View
Mar 05, 2026 4 Mar 03, 2026 0001947439-26-000002 View
Mar 05, 2026 4 Mar 03, 2026 0002021289-26-000002 View
Mar 05, 2026 4 Mar 03, 2026 0001555362-26-000002 View
Mar 04, 2026 8-K Mar 03, 2026 0001402829-26-000006 View
Mar 04, 2026 8-K Mar 04, 2026 0001402829-26-000010 View
Feb 04, 2026 8-K Feb 03, 2026 0001402829-26-000003 View
Dec 29, 2025 8-K Dec 23, 2025 0001402829-25-000065 View
Dec 04, 2025 4 Nov 19, 2025 0002099433-25-000006 View
Dec 01, 2025 4 Nov 28, 2025 0001555362-25-000006 View
Nov 25, 2025 8-K/A Sep 28, 2025 0001402829-25-000063 View
Nov 13, 2025 SCHEDULE 13G/A 0001015079-25-000032 View
Nov 13, 2025 SCHEDULE 13G 0000814133-25-000119 View
Oct 29, 2025 8-K Oct 28, 2025 0001402829-25-000057 View
Oct 29, 2025 8-K Oct 29, 2025 0001402829-25-000060 View