Alto Neuroscience, Inc. (ANRO:NYSE) closed at $23.32 on October 21, 2026, down 4.47% on the day. The stock trades 37.8% below its 52-week high of $37.48 and 139.7% above its 52-week low of $9.73. Over the past year, it gained 128.6%. Alto Neuroscience, Inc. is part of the Health Care sector.
In 252 trading sessions since October 21, 2025, ANRO closed higher on 135 days (54%). Its best day was June 9, 2026 (+15.95%) and its worst was November 13, 2025 (-20.07%). The stock moved 10% or more in a single session 15 times.
Alto Neuroscience is a clinical-stage biopharmaceutical company with a mission to redefine neuropsychiatric care by leveraging neurobiology to develop personalized and highly effective treatment options. Through our AI-enabled biomarker platform, we combine rich sources of information on patients¿ brain activity and behavior to better identify which patients are more likely to respond to our novel product candidates.
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Based on end-of-day data. For information only, not investment advice.