Who owns Alto Neuroscience, Inc. (ANRO)? Elite investor 13F holders
1 tracked elite investors reported holding Alto Neuroscience, Inc as of 2026-06-30, including Renaissance Technologies LLC. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.
1 tracked investors currently reported holding · Latest report period: 2026-06-30 · Health Care · Pharmaceuticals, Biotechnology & Life Sciences
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…
Reported holders and securities, including exits (up to 20)
| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|---|---|---|---|---|---|---|---|---|---|
| Renaissance Technologies LLC | ALTO NEUROSCIENCE INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 1884220.00 USD | 71399.000000 | Shares | reduce | Original filing |
| D.E. Shaw | ALTO NEUROSCIENCE INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 0.00 USD | 0.000000 | Shares | exited | Original filing |
| Polen Capital Management | ALTO NEUROSCIENCE INC | SHARE | 2026-06-30 | 2026-08-04 00:00:00 | 0.00 USD | 0.000000 | Shares | exited | Original filing |
Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.
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