Form D · Pharmaceuticals
Alto Neuroscience, Inc.
Mountain View, CA · CIK 0001999480
Offering snapshot reported Oct 27, 2025 · SEC filing
- Reported sold
- $50M Offering amount: $50M
- Investors reported
- 7 Form D · investor count
- Minimum accepted
- $0 Reported outside-investor minimum
- First sale
- Oct 21, 2025 As reported in this filing
What changed?
Latest filing versus its linked predecessor, where available.
No comparable changes in the displayed metrics.
Filing history
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| Filed | Filing type | Reported sold | Change vs linked filing | Investors | Source |
|---|---|---|---|---|---|
| Oct 27, 2025 | Initial | $49,999,533 | No comparison | 7 | SEC filing |
| Nov 27, 2023 | Initial | $7,722,217 | No comparison | 16 | SEC filing |
| Nov 27, 2023 | Initial | $31,887,138 | No comparison | 19 | SEC filing |
| Nov 27, 2023 | Initial | $59,261,815 | No comparison | 26 | SEC filing |
| Nov 27, 2023 | Initial | $45,000,223 | No comparison | 16 | SEC filing |
Offering details
- Securities
- Equity, Option to acquire, Security to be acquired
- Exemptions
- 06b
- Duration over one year
- No
- Business combination
- No
- Sales commissions
- $0
- Finders' fees
- $0
- Form D file number
- 021-562189
Pre-Funded Warrants to purchase 4,622,251 shares of common stock may be exercised in the future, subject to beneficial ownership limitations, for total additional compensation of $462.23.
Source: Form D, filed Oct 27, 2025. Minimum accepted may differ from a standard advertised minimum.
Fund connections
No matching detailed fund disclosure was found in the latest imported ADV filings. This does not establish that the issuer has no adviser.
People & organizations
Current and past Form D appearances. These existing records do not establish a person's current role or uniquely identify them across issuers.
| Name | Reported role |
|---|---|
| Po Yu (Jeff) Chen | Director |
| Christopher Nixon Cox | Director |
| Chris Dimitropoulos | Director |
| Andrew Dreyfus | Director |
| Amit Etkin | Director, Executive |
| Michael Hanley | Executive |
| Michael Liang | Director |
| Husseini Manji | Director |
| Raymond Sanchez | Director |
| Adam Savitz | Executive |
| Nicholas C. Smith | Executive |
| Aaron Weaver | Director |
| Gwill York | Director |
Issuer details
Industry: Pharmaceuticals (See others in industry)
Address:
650 Castro Street, Suite 450
Mountain View, CA, 94041
Phone: (650) 200-0412
Mountain View, CA, 94041
Phone: (650) 200-0412