Orion Office Reit Inc
Ownership
Ownership Structure
Who owns Orion Office Reit Inc (ONL)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 87.1% of the shares are freely tradable; institutional investors hold 55.9%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Private Management Group Inc | 9.39 | 5,357,303 | -0.7 | 06/30/2026 |
| BlackRock Inc | 7.67 | 4,377,992 | +203.1 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.25 | 2,427,008 | +1.9 | 06/30/2026 |
| Renaissance Technologies Corp | 3.27 | 1,865,800 | +9.4 | 06/30/2026 |
| Parkwood LLC | 2.61 | 1,490,428 | -23.2 | 06/30/2026 |
| J. Goldman & Co LP | 2.43 | 1,385,479 | -47.1 | 06/30/2026 |
| Geode Capital Management, LLC | 2.32 | 1,325,780 | +124.4 | 06/30/2026 |
| RBF LLC | 1.75 | 1,000,000 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.13 | 1,785,530 | +0.0 | 09/30/2026 |
| iShares Russell 2000 ETF | 2.16 | 1,233,607 | -0.4 | 10/29/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: November 6, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.