Who owns Orion Group Holdings Inc?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of ORN from SEC Form 13F filings across 129 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 129 institutions disclosed 21.5M shares of Orion Group Holdings Inc worth $351.5M — about 53.1% of shares outstanding; the largest disclosed holder is BRANDES INVESTMENT PARTNERS, LP. Source: SEC Form 13F filings, parsed by EvidInvest.
129
13F holders
$351.5M
value, 2026 filers
53.1%
of shares outstanding (21.5M sh)
26
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of ORN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BRANDES INVESTMENT PARTNERS, LP | 4.9M | $82.7M | 0.6% | 12.1% | -4.8% |
| 2 | BlackRock, Inc. | 3.0M | $50.6M | 0.0% | 7.4% | +9.9% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.7M | $28.5M | 0.0% | 4.2% | -49.0% |
| 4 | GENDELL JEFFREY L | 1.1M | $18.6M | 0.2% | 2.7% | 0.0% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 976,121 | $16.4M | 0.0% | 2.4% | +6.3% |
| 6 | CITADEL ADVISORS LLC | 693,401 | $11.7M | 0.0% | 1.7% | +141.7% |
| 7 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 683,217 | $11.5M | 0.1% | 1.7% | -4.7% |
| 8 | Allspring Global Investments Holdings, LLC | 452,219 | $7.0M | 0.0% | 1.1% | +19.4% |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | 437,585 | $7.4M | 0.0% | 1.1% | +72.8% |
| 10 | ACADIAN ASSET MANAGEMENT LLC | 406,877 | $6,840 | 0.0% | 1% | +73.4% |
| 11 | Archon Capital Management LLC | 353,980 | $6.0M | 2.4% | 0.9% | +11.0% |
| 12 | MILLENNIUM MANAGEMENT LLC | 328,165 | $5.5M | 0.0% | 0.8% | +288.4% |
| 13 | NORTHERN TRUST CORP | 320,364 | $5.4M | 0.0% | 0.8% | +12.8% |
| 14 | VANGUARD FIDUCIARY TRUST CO | 277,035 | $4.7M | 0.0% | 0.7% | +10.2% |
| 15 | UBS Group AG | 276,309 | $4.6M | 0.0% | 0.7% | +10.7% |
| 16 | JPMORGAN CHASE & CO | 253,534 | $4.3M | 0.0% | 0.6% | +45.3% |
| 17 | GOLDMAN SACHS GROUP INC | 250,069 | $4.2M | 0.0% | 0.6% | +30.6% |
| 18 | Connor, Clark & Lunn Investment Management Ltd. | 207,396 | $3.5M | 0.0% | 0.5% | -10.1% |
| 19 | ARDSLEY ADVISORY PARTNERS LP | 200,000 | $3.4M | 0.4% | 0.5% | 0.0% |
| 20 | Nuveen, LLC | 197,213 | $3.3M | 0.0% | 0.5% | +45.5% |
| 21 | Invesco Ltd. | 182,299 | $3.1M | 0.0% | 0.5% | -85.4% |
| 22 | SEI INVESTMENTS CO | 178,789 | $3.0M | 0.0% | 0.4% | -53.8% |
| 23 | Qube Research & Technologies Ltd | 172,769 | $2.9M | 0.0% | 0.4% | -5.5% |
| 24 | BANK OF AMERICA CORP /DE/ | 170,245 | $2.9M | 0.0% | 0.4% | +363.4% |
| 25 | CenterBook Partners LP | 165,298 | $2.8M | 0.1% | 0.4% | -69.6% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.