13 institutions reported holding $754.8M of BROOKDALE SR LIVING INC (BKDT) in SEC 13F filings for 2026-06-30. Largest institutional holders: DEERFIELD MANAGEMENT COMPANY, L.P. ($585.7M), CITADEL ADVISORS LLC ($59.0M), BlackRock, Inc. ($58.1M), ZAZOVE ASSOCIATES LLC ($28.6M), CSS LLC/IL ($11.0M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | DEERFIELD MANAGEMENT COMPANY, L.P. | $585.7M | 0 | Hold |
| 2 | CITADEL ADVISORS LLC | $59.0M | 0 | Hold |
| 3 | BlackRock, Inc. | $58.1M | 0 | Hold |
| 4 | ZAZOVE ASSOCIATES LLC | $28.6M | 0 | Trimmed |
| 5 | CSS LLC/IL | $11.0M | 0 | Hold |
| 6 | CARRONADE CAPITAL MANAGEMENT, LP | $4.0M | 2.0M | Hold |
| 7 | FMR LLC | $3.8M | 0 | Trimmed |
| 8 | RBF Capital, LLC | $2.0M | 1.0M | Hold |
| 9 | GROUP ONE TRADING LLC | $1.1M | 65,800 | Added |
| 10 | Flat Footed LLC | $625,669 | 0 | Hold |
| 11 | SIMPLEX TRADING, LLC | $477,873 | 29,700 | Added |
| 12 | IMC-Chicago, LLC | $394,205 | 24,500 | Trimmed |
| 13 | JPMORGAN CHASE & CO | $32,800 | 0 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30