Orion Group Holdings Inc

ORN

Exchange: NYSE
Industry: Heavy Construction Other Than Bldg Const - Contractors
SEC CIK: 0001402829

SEC filings (opens in a new tab)

In the last 90 days, Orion Group Holdings Inc insiders filed 4 open-market purchases and 0 sales; 179 institutions reported holding it in 13F filings for Q2 2026, worth $584.8M in total; no superinvestor holds it.

Q3 2025 vs. Q2 2025

How the institutions holding Orion Group Holdings Inc changed between Q2 2025 and Q3 2025.

All holders in Q3 2025 All holders in Q2 2025

13F holders of ORN: Q2 2025 compared with Q3 2025
Measure	Q2 2025	Of which not filed for Q3 2025	Q3 2025	Change
Holders	146	1	147	+2
Shares	31.2M	4.49K	33.0M	+1.80M (+5.8%)
Value	$282.7M	$40.7K	$274.2M	−$8.48M (−3.0%)

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (23)

Institutions that held Orion Group Holdings Inc at the end of Q3 2025 but not at the end of Q2 2025.

Institutions new to ORN in Q3 2025
Institution	Shares	Value	% of portfolio
Silvercrest Asset Management Group LLC	568,010	$4.73M	0.03%
Lazard Asset Management LLC	164,964	$1.37M	0.00%
First Trust Advisors LP	116,446	$968.8K	0.00%
FourThought Financial Partners, LLC	40,433	$336.4K	0.03%
Franklin Resources Inc	37,706	$313.7K	0.00%
Bailard, Inc.	32,900	$273.7K	0.01%
Westerly Capital Management, LLC	25,000	$208.0K	0.07%
PharVision Advisers, LLC	21,741	$180.9K	0.10%
Engineers Gate Manager LP	17,910	$149.0K	0.00%
Brevan Howard Capital Management LP	11,096	$92.3K	0.00%
Millennium Management LLC	10,978	$91.3K	0.00%
Y-Intercept (Hong Kong) Ltd	10,501	$87.4K	0.00%
Susquehanna Fundamental Investments, LLC	10,289	$85.6K	0.00%
Rockefeller Capital Management L.P.	8,627	$71.8K	0.00%
Quarry LP	3,933	$32.7K	0.01%
SRS Capital Advisors, Inc.	3,344	$27.8K	0.00%
State of Alaska, Department of Revenue	2,247	$18.0K	0.00%
Covestor Ltd	1,055	$9.00K	0.00%
Optiver Holding B.V.	684	$5.69K	0.00%
Federated Hermes, Inc.	409	$3.40K	0.00%
Jones Financial Companies LLLP	240	$2.08K	0.00%
Signaturefd, LLC	205	$1.71K	0.00%
Parallel Advisors, LLC	11	$92	0.00%

Sold out (21)

Institutions that held Orion Group Holdings Inc at the end of Q2 2025 and filed for Q3 2025 without it.

Institutions that sold out of ORN in Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
Monimus Capital Management, LP	157,910	$1.43M
Bastion Asset Management Inc.	96,552	$884.3K
Susquehanna International Group, LLP	46,392	$420.8K
Marshall Wace, LLP	38,250	$346.9K
Hillsdale Investment Management Inc.	34,100	$309.3K
Jump Financial, LLC	31,603	$286.6K
Squarepoint Ops LLC	26,351	$239.0K
Verition Fund Management LLC	24,508	$222.3K
Raymond James Financial Inc	23,031	$208.9K
Ieq Capital, LLC	22,019	$199.7K
Dynamic Technology Lab Private Ltd	16,882	$153.0K
PDT Partners, LLC	15,509	$140.7K
Two Sigma Advisers, LP	14,800	$134.2K
Quadrature Capital Ltd	14,238	$129.3K
Cubist Systematic Strategies, LLC	12,874	$116.8K
O'Shaughnessy Asset Management, LLC	11,804	$107.1K
Voya Investment Management LLC	10,863	$98.5K
Eq Wealth Advisors, LLC	1,700	$15.4K
Caitong International Asset Management Co., Ltd	184	$1.67K
Group One Trading, L.P.	2	$18
Quest Partners LLC	1	$9

Not filed for Q3 2025 yet (1)

Institutions that held Orion Group Holdings Inc at the end of Q2 2025 and haven't filed a 13F for Q3 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding ORN in Q2 2025 that haven't filed for Q3 2025
Institution	Shares, Q2 2025	Value, Q2 2025
First Horizon Advisors, Inc.	4,487	$40.7K