4 institutions reported holding $7.9M of SUN CMNTYS INC (SUI-PA) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($4.4M), GROUP ONE TRADING LLC ($2.6M), SIMPLEX TRADING, LLC ($995,253), JPMORGAN CHASE & CO ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $4.4M | 36,300 | Added |
| 2 | GROUP ONE TRADING LLC | $2.6M | 21,400 | Added |
| 3 | SIMPLEX TRADING, LLC | $995,253 | 8,300 | Added |
| 4 | JPMORGAN CHASE & CO | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30