4 institutions reported holding $8.3M of SUN CMNTYS INC (SUI-PA) in SEC 13F filings for 2026-03-31. Largest institutional holders: JPMORGAN CHASE & CO ($6.0M), IMC-Chicago, LLC ($1.7M), GROUP ONE TRADING LLC ($327,496), SIMPLEX TRADING, LLC ($302,304). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | JPMORGAN CHASE & CO | $6.0M | 47,300 | New |
| 2 | IMC-Chicago, LLC | $1.7M | 13,400 | New |
| 3 | GROUP ONE TRADING LLC | $327,496 | 2,600 | Trimmed |
| 4 | SIMPLEX TRADING, LLC | $302,304 | 2,400 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31