1 institutions reported holding $20.8M of WISTR 10/23/30 CVT PUT (WICOF) in SEC 13F filings for 2026-03-31. Largest institutional holders: Ghisallo Capital Management LLC ($20.8M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Ghisallo Capital Management LLC | $20.8M | 23.9M | New |
Source: SEC Form 13F filings · as of 2026-03-31