ORION GROUP HOLDINGS INC (ORN) Institutional Ownership Changes & 13F Activity
ORION GROUP HOLDINGS INC (ORN). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Citadel Advisors Llc, Next Century Growth Investors Llc, Brandes Investment Partners, Lp, Millennium Management Llc, and Jacobs Levy Equity Management, Inc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Envestnet Asset Management Inc | Sell | -6,181 | -8.7% | 64,575 | $1.09M | Q2 2026 | Sep 23, 2026 |
| State Street Corp | Buy | +8,422 | +1.1% | 784,845 | $13.20M | Q2 2026 | Sep 22, 2026 |
| Manufacturers Life Insurance Company, The | Buy | +181 | +1.7% | 10,525 | $177.03K | Q2 2026 | Sep 09, 2026 |
| Citadel Advisors Llc | Buy | +406,573 | +141.7% | 693,401 | $11.66M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Sell | -1,512 | -74.1% | 529 | $8.90K | Q2 2026 | Aug 24, 2026 |
| Public Employees Retirement System Of Ohio | Sell | -51,090 | -98.3% | 908 | $15.27K | Q2 2026 | Aug 17, 2026 |
| Formula Growth Ltd | Sell | -41,063 | -13.8% | 256,633 | $4.32M | Q2 2026 | Aug 17, 2026 |
| Next Century Growth Investors Llc | Buy | +331,635 | +50.5% | 988,549 | $16.63M | Q2 2026 | Aug 14, 2026 |
| Brandes Investment Partners, Lp | Sell | -245,385 | -4.8% | 4,914,450 | $82.66M | Q2 2026 | Aug 14, 2026 |
| Millennium Management Llc | Buy | +243,679 | +288.4% | 328,165 | $5.52M | Q2 2026 | Aug 14, 2026 |
| Jacobs Levy Equity Management, Inc | Sell | -217,353 | -82.7% | 45,627 | $767.45K | Q2 2026 | Aug 14, 2026 |
| Sei Investments Co | Sell | -207,874 | -53.8% | 178,789 | $3.01M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +182,299 | — | 182,299 | $3.07M | Q2 2026 | Aug 14, 2026 |
| Tudor Investment Corp Et Al | Buy | +149,220 | — | 149,220 | $2.51M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Buy | +133,504 | +363.4% | 170,245 | $2.86M | Q2 2026 | Aug 14, 2026 |
| Royce & Associates Lp | Buy | +117,520 | +7.9% | 1,601,034 | $26.93M | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +85,402 | — | 85,402 | $1.44M | Q2 2026 | Aug 14, 2026 |
| Boothbay Fund Management, Llc | Buy | +85,045 | — | 85,045 | $1.43M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +58,547 | +30.6% | 250,069 | $4.21M | Q2 2026 | Aug 14, 2026 |
| Jane Street Group, Llc | Buy | +55,852 | — | 55,852 | $939.43K | Q2 2026 | Aug 14, 2026 |
| Integrated Quantitative Investments Llc | Buy | +51,996 | +182.1% | 80,557 | $1.35M | Q2 2026 | Aug 14, 2026 |
| Point72 Asset Management, L.P. | Sell | -43,236 | -29.5% | 103,295 | $1.74M | Q2 2026 | Aug 14, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +41,011 | — | 41,011 | $689.80K | Q2 2026 | Aug 14, 2026 |
| Archon Capital Management Llc | Buy | +35,000 | +11.0% | 353,980 | $5.95M | Q2 2026 | Aug 14, 2026 |
| Silvercrest Asset Management Group Llc | Sell | -33,736 | -4.7% | 683,217 | $11.49M | Q2 2026 | Aug 14, 2026 |
| Engineers Gate Manager Lp | Sell | -29,927 | -72.8% | 11,200 | $188.38K | Q2 2026 | Aug 14, 2026 |
| Man Group Plc | Buy | +29,188 | — | 29,188 | $490.94K | Q2 2026 | Aug 14, 2026 |
| Charles Schwab Investment Management Inc | Buy | +27,872 | +28.6% | 125,466 | $2.11M | Q2 2026 | Aug 14, 2026 |
| Xtx Topco Ltd | Buy | +25,854 | +90.8% | 54,327 | $913.78K | Q2 2026 | Aug 14, 2026 |
| Westerly Capital Management, Llc | Sell | -25,000 | -5.7% | 415,000 | $6.98M | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about ORN activity
Which institutional owners are buying ORN?
Institutional owners buying ORN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in ORN activity?
"Buy" means an investor increased their reported position in ORN compared to the prior reporting period. This reflects growing exposure to ORION GROUP HOLDINGS INC (ORN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in ORN increasing?
Institutional interest in ORN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related ORN Institutional Insights
- ORN Overview
- ORN 13F Institutional Holders
- ORN Superinvestors
- Industrials Sector Institutional Ownership
- Industrials Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Industrials Stocks By Institutional Investors
- Most Sold Industrials Stocks By Institutional Investors
- ORN Insider Trading & SEC Form 4 Activity
- ORN Articles
- Top Institutional Investor Stock Rankings