2 institutions reported holding $32,240 of VIVANI MEDICAL INC (VANIW) in SEC 13F filings for 2026-06-30. Largest institutional holders: GROUP ONE TRADING LLC ($20,956), SIMPLEX TRADING, LLC ($11,284). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $20,956 | 16,900 | Added |
| 2 | SIMPLEX TRADING, LLC | $11,284 | 9,100 | Added |
Source: SEC Form 13F filings · as of 2026-06-30