4 institutions reported holding $6.3M of BANC OF CALIFORNIA INC PUT (BANC-PC) in SEC 13F filings for 2026-06-30. Largest institutional holders: IMC-Chicago, LLC ($3.1M), GROUP ONE TRADING LLC ($2.4M), SIMPLEX TRADING, LLC ($845,802), SG Americas Securities, LLC ($12,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | IMC-Chicago, LLC | $3.1M | 149,700 | Trimmed |
| 2 | GROUP ONE TRADING LLC | $2.4M | 115,800 | Trimmed |
| 3 | SIMPLEX TRADING, LLC | $845,802 | 41,400 | Trimmed |
| 4 | SG Americas Securities, LLC | $12,000 | 100,000 | New |
Source: SEC Form 13F filings · as of 2026-06-30