Company overview
Alto Neuroscience, Inc. operates as a clinical-stage biopharmaceutical company in the United States. The company's product pipeline includes ALTO-100, which is in Phase 2b clinical trial for the treatment of patients with bipolar depression (BPD). It also develops ALTO-300, a small molecule melatonergic agonist and serotonergic antagonist with antidepressant properties, which is in Phase 2b clinical trial to treat patients with major depressive disorder (MDD); ALTO-101, a novel small molecule phosphodiesterase 4 inhibitor that is in Phase 2 proof-of-concept (POC) trial for the treatment of cognitive impairment associated with schizophrenia; ALTO-203, a novel small-molecule histamine H3 receptor inverse agonist, which is in Phase 2 POC trial to treat patients with MDD and higher levels of anhedonia; and ALTO-202, an investigational orally bioavailable antagonist of the GluN2B subunit of the NMDA receptor that is in Phase 1 clinical trial for the treatment of MDD. The company was incorporated in 2019 and is headquartered in Mountain View, California.
Daily valuation snapshot
These values are from the stored daily market snapshot dated 2026-10-08. They are not a live quote.
| Daily close (USD) | $24.03 |
| Market capitalization (USD) | $942,987,759.12 |
| Price / earnings (TTM) | Not reported |
| Price / book | 4.3 |
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