2 institutions reported holding $527,972 of WINTRUST FINL CORP (WTFCW) in SEC 13F filings for 2026-03-31. Largest institutional holders: CenterStar Asset Management, LLC ($514,078), SIMPLEX TRADING, LLC ($13,894). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CenterStar Asset Management, LLC | $514,078 | 3,700 | New |
| 2 | SIMPLEX TRADING, LLC | $13,894 | 100 | New |
Source: SEC Form 13F filings · as of 2026-03-31