Stock Taper
| DATE | TYPE | RATIO |
|---|---|---|
| 2025-09-18 | Reverse | 1:10 |
LeonaBio, Inc., a clinical-stage biopharmaceutical company based in Bothell, Washington, develops small molecules to restore neuronal health, with lead candidates ATH-1105 and ATH-1020 in phase 1 trials for neurodegenerative diseases.

Lasofoxifene, a Phase 3 investigational SERM targeting ER+/HER2- metastatic breast cancer with ESR1 mutations, is a key asset that transformed LeonaBio (formerly Athira Pharma) into an oncology-focused company.
Overall rating: B
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