Alto Neuroscience, Inc. (ANRO)

NYSE · Healthcare · Biotechnology

$24.01−3.19%as of Oct 6, 2026, 7:35 AM ET

Market cap
$942M
52-week range
$5.23 – $37.48
52-week change
+317.51%
EPS (trailing)
−$2.31
Analyst rating
1.2 Strong buy
Next earnings
Nov 11, 2026

Fiscal year to Dec 2025

Net income
−$63.2M
Diluted EPS
−$2.19
Free cash flow
−$51.8M

From the company’s annual report on SEC EDGAR.

About Alto Neuroscience, Inc.

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; 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; and ALTO-208, a fixed-dose combination of pramipexole and aprepitant, an antiemetic, neurokinin-1 (NK-1) receptor antagonist for patients with Parkinson's disease for patients with Parkinson's disease.

Headquarters: Mountain View, United States · 68 employees · altoneuroscience.com