Insider · CIK 0001417119

Mark R. Stauffer

Files at: ORN. On EDGAR ↗

Period1M 3M 6M 1Y 2Y All datashares as filed — not split-adjusted

Open-market buys & salesbuys $36k · 3sales $406k · 4net −$370k

Reported trades — common stock

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
Jul 17, 2018 SForm 4 →	Jul 18, 6:20 pm EDT	Orion Group Holdings IncORN	10,000	$9.00	$90,009	443,221	−2.21%	plan?
Jun 25, 2018 SForm 4 →	Jun 27, 5:05 pm EDT	Orion Group Holdings IncORN	10,000	$8.50	$85,014	453,221	−2.16%	plan?
May 30, 2018 SForm 4 →	Jun 1, 5:10 pm EDT	Orion Group Holdings IncORN	10,000	$8.00	$80,002	463,221	−2.11%	plan?
May 24, 2018 AForm 4 →	May 29, 5:32 pm EDT	Orion Group Holdings IncORN	110,590	—	—	473,221	—	plan?
Dec 12, 2017 SForm 4 →	Dec 14, 4:11 pm EST	Orion Group Holdings IncORN	20,000	$7.56	$151,132	362,631	−5.23%	plan?
May 25, 2017 AForm 4 →	May 26, 4:27 pm EDT	Orion Group Holdings IncORN	103,878	—	—	382,631	—	plan?
May 19, 2016 AForm 4 →	May 23, 5:11 pm EDT	Orion Marine Group IncORN	91,093	—	—	278,753	—	plan?
Dec 14, 2015 PForm 4 →	Dec 16, 5:43 pm EST	Orion Marine Group IncORN	1,750	$3.75	$6,561	187,660	+0.94%	plan?
Nov 16, 2015 PForm 4 →	Nov 18, 6:21 pm EST	Orion Marine Group IncORN	5,000	$3.66	$18,297	185,910	+2.76%	plan?
Aug 25, 2015 PForm 4 →	Aug 26, 5:53 pm EDT	Orion Marine Group IncORN	1,750	$6.65	$11,638	180,910	+0.98%	plan?

Reported trades — derivatives (options, RSUs, warrants)

Trade	Reported (ET)	Company	Shares	Avg price	Total	Owned after	Δ stake	Flags
May 24, 2018 AForm 4 →	May 29, 5:32 pm EDT	Orion Group Holdings IncORN	98,921	—	—	497,318	—
May 9, 2018 XForm 4 →	May 11, 5:20 pm EDT	Orion Group Holdings IncORN	29,860	$6.00	$179,160	477,541	—
May 25, 2017 AForm 4 →	May 26, 4:27 pm EDT	Orion Group Holdings IncORN	102,459	—	—	507,401	—
May 19, 2016 AForm 4 →	May 23, 5:11 pm EDT	Orion Marine Group IncORN	89,820	—	—	404,942	—