COPT Defense Properties
Ownership
Ownership Structure
Who owns COPT Defense Properties (CDP)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.8% of the shares are freely tradable; institutional investors hold 117.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 18.78 | 21,300,778 | +17.7 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 10.46 | 11,859,067 | +0.0 | 03/31/2026 |
| AllianceBernstein L.P. | 7.79 | 8,838,968 | -4.3 | 03/31/2026 |
| State Street Corp | 6.03 | 6,836,577 | +7.3 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.46 | 5,053,885 | +0.0 | 03/31/2026 |
| JPMorgan Chase & Co | 4.28 | 4,856,140 | +25.7 | 03/31/2026 |
| Earnest Partners LLC | 3.99 | 4,523,741 | -2.1 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard Real Estate Index Investor | 3.80 | 4,313,436 | +0.0 | 07/31/2026 |
| iShares Core S&P Mid-Cap ETF | 3.48 | 3,950,187 | +0.0 | 08/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.19 | 3,621,740 | +0.4 | 07/31/2026 |
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: September 17, 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.