Alto Neuroscience's three largest insider shareholders as of June 09, 2026 are Wave Global, Lp Alpha (TenPercentOwner, 3.71Mn shares), Amit Etkin (President And Ceo, 1.23Mn shares), Investment Group Ltd. Apeiron (Other, 926.54K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Wave Global, Lp Alpha | - | 0 | 3,707,757 | 08 Feb, 2024 |
| Investment Group Ltd. Apeiron | - | 251,881 | 674,658 | 05 Mar, 2024 |
| Amit Etkin | President And Ceo | 1,233,949 | 0 | 03 Mar, 2026 |
| Christopher Nixon Cox | - | 0 | 715,653 | 07 Feb, 2024 |
| Gwill York | - | 23,917 | 0 | 07 Feb, 2024 |
| Po Yu (Jeff) Chen | - | 47,709 | 0 | 07 Feb, 2024 |
| Adam Savitz | Chief Medical Officer | 0 | 39,851 | 11 Jul, 2024 |
| Nicholas Conrad Smith | Chief Financial Officer Cbo | 24,060 | 0 | 03 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 01 Mar, 2026 | Nicholas Conrad Smith | Common Stock | D | 2,806 | $19.69 | 24,060 | D | F |
| 01 Mar, 2026 | Nicholas Conrad Smith | Common Stock | D | 2,806 | $19.69 | 24,060 | D | F |
| 01 Mar, 2026 | Amit Etkin | Common Stock | D | 6,227 | $19.69 | 1,233,949 | D | F |
| 01 Mar, 2026 | Amit Etkin | Common Stock | D | 6,227 | $19.69 | 1,233,949 | D | F |
| 11 Feb, 2026 | Adam Savitz | Employee Stock Option (Right to Buy) | A | 124,000 | $0.00 | 124,000 | D | A |
| 11 Feb, 2026 | Adam Savitz | Employee Stock Option (Right to Buy) | A | 124,000 | $0.00 | 124,000 | D | A |
| 11 Feb, 2026 | Amit Etkin | Employee Stock Option (Right to Buy) | A | 306,000 | $0.00 | 306,000 | D | A |
| 11 Feb, 2026 | Nicholas Conrad Smith | Employee Stock Option (Right to Buy) | A | 200,000 | $0.00 | 200,000 | D | A |
| 11 Feb, 2026 | Jr. Michael Conick Hanley | Employee Stock Option (Right to Buy) | A | 131,000 | $0.00 | 131,000 | D | A |
| 11 Feb, 2026 | Nicholas Conrad Smith | Employee Stock Option (Right to Buy) | A | 200,000 | $0.00 | 200,000 | D | A |
| 11 Feb, 2026 | Amit Etkin | Employee Stock Option (Right to Buy) | A | 306,000 | $0.00 | 306,000 | D | A |
| 11 Feb, 2026 | Jr. Michael Conick Hanley | Employee Stock Option (Right to Buy) | A | 131,000 | $0.00 | 131,000 | D | A |
| 02 Jan, 2026 | Husseini Manji | Employee Stock Option (right to buy) | A | 4,228 | $11.82 | 4,228 | D | A |
| 02 Jan, 2026 | Ramiro Sanchez | Stock Option (right to buy) | A | 3,806 | $11.82 | 3,806 | D | A |
| 02 Jan, 2026 | Christopher Nixon Cox | Stock Option (right to buy) | A | 7,189 | $11.82 | 7,189 | D | A |
| 02 Jan, 2026 | Ramiro Sanchez | Stock Option (right to buy) | A | 3,806 | $11.82 | 3,806 | D | A |
| 02 Jan, 2026 | Gwill York | Stock Option (right to buy) | A | 5,243 | $11.82 | 5,243 | D | A |
| 02 Jan, 2026 | Husseini Manji | Employee Stock Option (right to buy) | A | 4,228 | $11.82 | 4,228 | D | A |
| 02 Jan, 2026 | Gwill York | Stock Option (right to buy) | A | 5,243 | $11.82 | 5,243 | D | A |
| 12 Aug, 2025 | Ramiro Sanchez | Stock Option (right to buy) | A | 30,574 | $0.00 | 30,574 | D | A |