Alto Neuroscience Inc

ANRONYSE · USD
30.29USD-0.69 (-2.25%)
2310

Alto Neuroscience Inc (ANRO) Options Open Interest

ANRO options open interest is 1,317 contracts. The 2-week average daily volume is 95 contracts across the chain.

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Monitoring ANRO open interest helps you see where real money is positioned on Alto Neuroscience Inc's options and which strikes are attracting the most commitment from traders. Alto Neuroscience Inc's open interest reflects the total number of outstanding contracts that have not been closed or exercised, making it a powerful gauge of liquidity, conviction, and potential support and resistance zones. Use our scanner to monitor ANRO options open interest in real time and find the strikes that matter.

Open interest is distinct from volume: volume counts how many contracts are traded in a session, while open interest counts how many remain open at the end of the day. Rising ANRO options open interest alongside rising volume suggests new positions are being built, while falling open interest signals positions are being closed. Heavy open interest at specific strikes often acts as a magnet near expiration and can hint at where dealers and large traders expect Alto Neuroscience Inc to settle.

Alto Neuroscience, Inc. operates as a clinical-stage biopharmaceutical company that engages in the psychiatry drug development business. The company develops ALTO-100 for the treatment of patients with major depressive disorder (MDD) and post-traumatic stress disorder; ALTO-300, a small molecule melatonergic agonist and serotonergic antagonist with antidepressant properties to treat patients with MDD; and ALTO-101, a novel small molecule phosphodiesterase 4 inhibitor for the treatment of cognitive impairment associated with schizophrenia. It also develops ALTO-203, a novel small-molecule histamine H3 receptor inverse agonist 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 for the treatment of MDD.

In addition, the company develops novel pharmacodynamically synergistic combinations and an AI-enabled biomarker platform that combine sources of information on patients brain activity and behavior to identify patients to respond to novel product candidates. Alto Neuroscience, Inc. was incorporated in 2019 and is based in Los Altos, California.

Pin risk into expiration, dealer positioning, liquidity checks for large orders — all of it starts with knowing where ANRO open interest is concentrated. Our scanner maps Alto Neuroscience Inc's open interest across every strike and expiry, flags unusual buildups, and lets you drill into the contracts that institutional money is actually holding. Trade Alto Neuroscience Inc's options open interest as the signal it is, not as an afterthought.

2026-10-16
Calls
35.000.504.902.70120%+0.4259159
25.004.509.006.7587%+0.8442113
40.002.652.65156%+0.359683
20.009.0013.5011.25104%+0.950970
30.001.005.503.2579%+0.606412
Puts
25.004.904.90247%-0.2545145
30.000.754.902.8398%-0.395256
2.500.200.20532%-0.007420
22.504.904.90295%-0.21073
17.504.904.90412%-0.14132

As of September 17, 2026

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Track ANRO open interest across every strike and expiration, identify where conviction is building, and trade with the positioning data on your side.

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