Ligand Pharmaceuticals Incorporated — MIPLYFFA (MY-PLY-FAH) (arimoclomol) · Niemann-Pick disease Type C (NPC).
Run-up into the decision (T-120 → T+5)
Daily close, T-120 (12/22/25) through T+5. Run-up high $241.79 on 4/28/26, low $181.65 on 2/17/26 (T-120 to T-1). FDA decision 6/8/26. Historical price action, not a forecast.
Key facts
FDA decision date2026-06-08
OutcomeApproved
Drug / candidateMIPLYFFA (MY-PLY-FAH) (arimoclomol)