2 institutions reported holding $12,548 of TALPHERA INC (TLPH) in SEC 13F filings for 2026-03-31. Largest institutional holders: GROUP ONE TRADING LLC ($8,963), SIMPLEX TRADING, LLC ($3,585). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $8,963 | 12,000 | Trimmed |
| 2 | SIMPLEX TRADING, LLC | $3,585 | 4,800 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31