Stock Taper
Alto Neuroscience, Inc., a Los Altos-based clinical-stage biopharma, develops innovative drugs for MDD, PTSD, and schizophrenia, utilizing AI-driven biomarkers and novel compounds like ALTO-100, ALTO-300, ALTO-101, ALTO-202, and ALTO-203.

An oral small molecule in Phase 2b trials for MDD, developed as an adjunctive treatment for patients identified by EEG biomarkers, with positive interim results and full topline data expected in mid-2026.
On October 20, 2025, Alto Neuroscience announced a successful meeting with the U.S. Food and Drug Administration (FDA) that cleared an accelerated development path for its treatment-resistant depression drug, ALTO-207. Concurrently, the company announced a $50 million private placement financing led by Perceptive Advisors, with participation from other biotechnology investors. This dual announcement significantly boosted investor confidence, leading to a dramatic single-day stock price surge.
In a significant strategic move, Alto Neuroscience announced plans to accelerate the development of its drug candidate ALTO-207 for treatment-resistant depression after a successful meeting with the FDA. To support this expedited timeline, the company secured approximately $50 million through a private placement financing (PIPE).
Overall rating: C
| PEER | PRICE | |
|---|---|---|
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CTNM | $12.91 | COMPARE |
SLN | $9.27 | COMPARE |
LRMR | $2.69 | COMPARE |
ACIU | $2.56 | COMPARE |
AMRN | $11.99 | COMPARE |
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CLLS | $1.23 | COMPARE |