ANRO (Alto Neuroscience) Insider Ownership: 2.39 % (As of Aug. 11, 2026)

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ANRO Alto Neuroscience Inc ANRO
12 GF Score
Price $28.78
! 2 Warning Signs
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What is Alto Neuroscience Insider Ownership?

Alto Neuroscience ANRO +1.73% 12 Insider Ownership is 2.39 % as of Aug. 11, 2026. GuruFocus rates ANRO with a GF Score™ of 12/100. The stock has 2 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, Alto Neuroscience's insider ownership is 2.39%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, Alto Neuroscience's Institutional Ownership is 76.49%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, Alto Neuroscience's Float Percentage Of Total Shares Outstanding is 85.22%.

Alto Neuroscience Insider Ownership Historical Data

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The historical data trend for Alto Neuroscience's Insider Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Alto Neuroscience Insider Ownership Chart

Alto Neuroscience Historical Data

The historical data trend for Alto Neuroscience can be seen below:

2025-07-31 2025-08-31 2025-09-30 2025-10-31 2025-11-30 2026-01-31 2026-02-28 2026-05-31 2026-06-30 2026-07-31
Insider Ownership 4.94 4.94 4.94 4.33 4.31 4.31 4.31 2.65 2.65 2.39
ANRO
12GF Score
Alto Neuroscience Inc ANRO
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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Alto Neuroscience Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 2.39 % mean?
Alto Neuroscience (ANRO) has a Insider Ownership of 2.39 % as of Aug. 11, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Alto Neuroscience and its competitors.
Is Alto Neuroscience's Insider Ownership too high?
Alto Neuroscience's current Insider Ownership is 2.39 %. Overall, Alto Neuroscience has a GF Score™ of 12/100, reflecting its overall financial health beyond just this single metric.
How does Alto Neuroscience's Insider Ownership compare to VOR and CGEM?
Alto Neuroscience's Insider Ownership of 2.39 % can be compared against companies in the Biotechnology industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for a Biotechnology company?
A good Insider Ownership depends on the Biotechnology industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on Alto Neuroscience and its competitors. Alto Neuroscience's current Insider Ownership is 2.39 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Alto Neuroscience stock overvalued right now?
Alto Neuroscience (ANRO) has a current Insider Ownership of 2.39 %. The current Insider Ownership is 2.39 %. Alto Neuroscience's overall GF Score™ is 12/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For Alto Neuroscience (ANRO), the current Insider Ownership is 2.39 % as of Aug. 11, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Alto Neuroscience Business Description

Address 650 Castro Street, Suite 450, Mountain View, CA, USA, 94041
Alto Neuroscience Inc is a clinical-stage biopharmaceutical company with a mission to redefine psychiatry by leveraging individual's neurobiology to develop personalized and effective treatment options. The company currently consists of different clinical-stage assets such as ALTO-100, ALTO-202, ALTO-207, ALTO-101, and ALTO-300 among others initially targeting depressive disorders and schizophrenia populations as identified by independent brain-based biomarkers.
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$28.78
Price