2 institutions reported holding $31,515 of SOLANA CO (HSDTW) in SEC 13F filings for 2026-06-30. Largest institutional holders: SIMPLEX TRADING, LLC ($27,555), GROUP ONE TRADING LLC ($3,960). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | $27,555 | 16,700 | Trimmed |
| 2 | GROUP ONE TRADING LLC | $3,960 | 2,400 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30