Orion Group Holdings Inc (ORN) Insider Ownership

Historic Ownership Trends

There are no significant Insider Shareholders in Orion Group Holdings as of December 12, 2025.

Orion Group Holdings Inc (ORN) exhibits a conventional ownership structure with institutions commanding 81.84% of outstanding shares, insider ownership remaining at 17.60%, and other investors holding 0.56%.
At December 12, 2025, insider ownership concentration at Orion Group Holdings equals 17.60% of the company's equity base, encompassing roughly 6.99Mn shares from 39.74Mn total outstanding.
During the 90-day period through December 12, 2025, Orion Group Holdings experienced a 8.01% increased in insider ownership, with total insider shares growing from 6.47Mn to 6.99Mn.
During the 90-day window concluding December 12, 2025, Director Robert Ledford executed the largest insider acquisition at Orion Group Holdings, purchasing 5.33K shares.
As of December 12, 2025, EVP & General Counsel Edward Chipman Earle executed the most significant insider divestiture at Orion Group Holdings, disposing of 5.00K shares over the last 90-day period.

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.

Holder	Position	Shares	Report Date
Mark R. Stauffer	Chief Executive Officer	1,021,680	04 Mar, 2022
Travis J Boone	President & CEO	503,222	16 Sep, 2025
Austin J Shanfelter		419,215	19 May, 2025
Peter R. Buchler	EVP And General Counsel	375,670	21 Aug, 2023
Thomas N Amonett		287,945	19 May, 2025
Richard L. Daerr		274,629	22 May, 2023
Mary E Sullivan		267,668	20 May, 2025
Robert L Tabb	EVP And Cfo	242,106	20 Aug, 2021
Gordon Scott Thanisch	EVP And Cfo	212,440	24 Mar, 2025
Michael J Caliel		207,176	19 May, 2025
Margaret M Foran		157,541	19 May, 2025
Edward Chipman Earle	EVP & General Counsel	125,757	01 Dec, 2025
Quentin P. Jr. Smith		101,354	19 May, 2025
Alison Gaut Vasquez	EVP And Cfo	28,637	23 Jun, 2025
Robert Ledford		15,876	04 Dec, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.

Rows:

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Transaction Date	Insider Name	Security Class	Transaction Type	Shares Traded	Price	Shares Remaining	Ownership	Code
28 Nov, 2025	Edward Chipman Earle	Common Stock	D	5,001	$10.00	125,757	D	F
19 Nov, 2025	Robert Ledford	Common Stock	A	5,328	$9.05	15,876	D	A
15 Sep, 2025	Edward Chipman Earle	Common Stock	A	2,000	$4.74	130,758	D	A
15 Sep, 2025	Travis J Boone	Common Stock	A	2,000	$4.74	503,222	D	A
15 Aug, 2025	Travis J Boone			-	-	501,222	D
15 Aug, 2025	Travis J Boone	Common Stock	D	55,306	$6.75	501,222	D	F
23 Jun, 2025	Alison Gaut Vasquez	Common Stock	A	28,637	-	28,637	D	A
23 Jun, 2025	Alison Gaut Vasquez			-	-	28,637	D
15 May, 2025	Mary E Sullivan	Common Stock	A	11,481	$8.71	267,668	D	A
15 May, 2025	Michael J Caliel	Common Stock	A	11,481	$8.71	207,176	D	A
15 May, 2025	Quentin P. Jr. Smith	Common Stock	A	11,481	$8.71	101,354	D	A
15 May, 2025	Mary E Sullivan			-	-	267,668	D
15 May, 2025	Margaret M Foran	Common Stock	A	11,481	$8.71	157,541	D	A
15 May, 2025	Austin J Shanfelter	Common Stock	A	11,481	$8.71	449,215	D	A
15 May, 2025	Thomas N Amonett	Common Stock	A	11,481	$8.71	287,945	D	A
16 May, 2025	Austin J Shanfelter	Common Stock	D	30,000	$8.67	419,215	D	S
16 May, 2025	Austin J Shanfelter			-	-	419,215	D
20 Mar, 2025	Edward Chipman Earle	Common Stock	A	35,524	-	128,758	D	A
20 Mar, 2025	Travis J Boone	Common Stock	A	117,229	-	556,528	D	A
20 Mar, 2025	Gordon Scott Thanisch	Common Stock	A	42,629	-	212,440	D	A

Showing 1 to 20 of 601 transactions

Orion Group Holdings Inc (ORN) Insider Ownership

Historic Ownership Trends

Top Direct Holders

Recent Insider Transactions

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