Orion Group Holdings ORN Institutional Ownership

NYSE ORN

$9.36 +0.30 (+3.31%)

At close: Sep 11, 2026 · 4:00 PM EDT

Institutions by Trading Activity

181 Institutions

Increased 100 55.2%

Unchanged 25 13.8%

Reduced 56 30.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

85.86%

▲+2.71 pp QoQ

Shares Held by Institutions

34.76Mn

of 40.48Mn outstanding

▲+5.25% QoQ

Shares Outstanding

40.48Mn

5.72Mn held outside 13F filers

Institutional Investors

181

filed 13F for Jun 2026

▲+11 vs prior quarter

Net Shares Added (QoQ)

+1.73Mn

accumulated since last quarter

Value of Holdings

$325.32Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Orion Group Holdings Inc (NYSE:ORN) has 181 institutional investors with active 13F positions as of June 2026.

Their combined ownership stood at 85.9% of outstanding shares in June 2026, up from 83.1% in March 2026.
Their total shares held in ORN increased 5.25% from the prior quarter, while the number of investors in Orion Group Holdings increased 27.46% year over year.
Of these 181 funds, 100 grew their exposure to Orion Group Holdings, 56 cut back, and 25 maintained positions.
Combined, these investors held 34.76Mn shares in ORN for June 2026, up by 1.73Mn shares quarter on quarter, and up 4.29Mn shares year over year.
As of June 30, 2026, the biggest holder of Orion Group Holdings is BRANDES INVESTMENT PARTNERS, LP at 4.91Mn shares, representing 12.14% of shares outstanding.
The most significant purchases of ORN for the quarter ending June 2026 came from CITADEL ADVISORS LLC (406.57K), SG Capital Management LLC (365.18K), WASATCH ADVISORS LP (357.28K), NEXT CENTURY GROWTH INVESTORS LLC (331.64K), BlackRock, Inc. (270.97K).
Top sellers of ORN stock for the quarter ending June 2026 included Invesco Ltd. (1.07Mn), CenterBook Partners LP (378.45K), BRANDES INVESTMENT PARTNERS, LP (245.38K), JACOBS LEVY EQUITY MANAGEMENT, INC (217.35K), Sei Investments Co (207.87K).
According to Business Quant data, leading holders of ORN for June 2026 are BRANDES INVESTMENT PARTNERS, LP (4.91Mn), BlackRock, Inc. (3.01Mn), WASATCH ADVISORS LP (2.01Mn), VANGUARD CAPITAL MANAGEMENT LLC (1.7Mn), ROYCE & ASSOCIATES LP (1.6Mn), DIMENSIONAL FUND ADVISORS LP (1.48Mn), GENDELL JEFFREY L (1.1Mn), NEXT CENTURY GROWTH INVESTORS LLC (988.55K), GEODE CAPITAL MANAGEMENT, LLC (976.12K), GRACE & WHITE INC /NY (812.72K).

Form 13F Holdings

181 Institutional Holders

Report period 30 Jun, 2026

Total shares held 34.76Mn

Of outstanding 85.86%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BRANDES INVESTMENT PARTNERS, LP	0001015079	4,914,450	12.14%	▼245,385	-4.76%	$82.66Mn
2	BlackRock, Inc.	0002012383	3,008,011	7.43%	▲270,967	+9.90%	$50.59Mn
3	WASATCH ADVISORS LP	0000814133	2,014,110	4.98%	▲357,276	+21.56%	$33.88Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	1,695,318	4.19%	▲33,308	+2.00%	$28.52Mn
5	ROYCE & ASSOCIATES LP	0000906304	1,601,034	3.96%	▲117,520	+7.92%	$26.93Mn
6	DIMENSIONAL FUND ADVISORS LP	0000354204	1,477,688	3.65%	▼113,002	-7.10%	$24.86Mn
7	GENDELL JEFFREY L	0001056581	1,104,300	2.73%	0	0.00%	$18.57Mn
8	NEXT CENTURY GROWTH INVESTORS LLC	0001134007	988,549	2.44%	▲331,635	+50.48%	$16.63Mn
9	GEODE CAPITAL MANAGEMENT, LLC	0001214717	976,121	2.41%	▲57,952	+6.31%	$16.42Mn
10	GRACE & WHITE INC /NY	0000903064	812,722	2.01%	▼81,100	-9.07%	$13.67Mn
11	State Street Corp	0000093751	784,845	1.94%	▲8,422	+1.08%	$13.20Mn
12	CITADEL ADVISORS LLC	0001423053	693,401	1.71%	▲406,573	+141.75%	$11.66Mn
13	SILVERCREST ASSET MANAGEMENT GROUP LLC	0001232395	683,217	1.69%	▼33,736	-4.71%	$11.49Mn
14	KENNEDY CAPITAL MANAGEMENT LLC	0000884589	677,132	1.67%	▼12,770	-1.85%	$11.39Mn
15	FIRST WILSHIRE SECURITIES MANAGEMENT INC	0000732847	518,879	1.28%	▼9,329	-1.77%	$8.73Mn
16	Allspring Global Investments Holdings, LLC	0001890906	452,219	1.12%	▲73,487	+19.40%	$6.99Mn
17	ESSEX INVESTMENT MANAGEMENT CO LLC	0000201772	442,603	1.09%	▼19,169	-4.15%	$7.44Mn
18	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	437,585	1.08%	▲184,367	+72.81%	$7.36Mn
19	De Lisle Partners LLP	0002011184	419,651	1.04%	▲5,000	+1.21%	$7.07Mn
20	WESTERLY CAPITAL MANAGEMENT, LLC	0001546172	415,000	1.03%	▼25,000	-5.68%	$6.98Mn

Showing 1 to 20 of 181 holders