7 institutions reported holding $58.9M of SL GREEN RLTY CORP (SLGPRI) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($21.7M), GROUP ONE TRADING LLC ($17.4M), SIMPLEX TRADING, LLC ($7.5M), LANDMARK INVESTMENT PARTNERS, L.P. ($7.0M), HRT FINANCIAL LP ($2.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $21.7M | 418,400 | Added |
| 2 | GROUP ONE TRADING LLC | $17.4M | 335,200 | Added |
| 3 | SIMPLEX TRADING, LLC | $7.5M | 144,000 | Added |
| 4 | LANDMARK INVESTMENT PARTNERS, L.P. | $7.0M | 126,900 | New |
| 5 | HRT FINANCIAL LP | $2.8M | 55,000 | New |
| 6 | JPMORGAN CHASE & CO | $1.6M | 29,500 | New |
| 7 | SHIKIAR ASSET MANAGEMENT INC | $1.0M | 48,750 | Added |
Source: SEC Form 13F filings · as of 2026-06-30