Alto Neuroscience, Inc. ANRO
23.30 USD +0.60 (+2.64%)
At closeNov 4, 2026, 4:04 PM EST
23.30 0.00 0.00%
After hours · Nov 4, 4:04 PM ET
22.33 Day range 23.65
10.62 52-week range 37.48
- YTD
- +30.90%
- 1 year
- +107.48%
Held by funds
73 US ETFs and mutual funds hold ANRO · largest positions
Ownership
Held by insiders 4.07%
Held by institutions 87.06%
Float held by institutions 90.75%
Institutions 161
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Alpha Wave Global, LP | 9.45% | 3,707,757 | 94.81M | Jun 29, 2026 |
| Commodore Capital Lp | 6.94% | 2,723,196 | 69.63M | Jun 29, 2026 |
| Blackrock Inc. | 5.40% | 2,121,009 | 54.23M | Jun 29, 2026 |
| Perceptive Advisors Llc | 4.10% | 1,609,893 | 41.16M | Jun 29, 2026 |
| Adage Capital Partners GP L.L.C. | 4.08% | 1,600,000 | 40.91M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 3.54% | 1,389,477 | 35.53M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.58% | 1,011,881 | 25.87M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 1.69% | 662,269 | 16.93M | Aug 30, 2026 |
| Franklin Strategic Series-Franklin Biotechnology Discovery Fund | 0.89% | 347,904 | 8.90M | Jul 30, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Extended Market Index Fund | 0.88% | 346,618 | 8.86M | Jun 29, 2026 |
| Fidelity Salem Street Trust-Fidelity Small Cap Index Fund | 0.73% | 287,033 | 7.34M | Jul 30, 2026 |
| iShares Trust-iShares Biotechnology ETF | 0.67% | 264,195 | 6.76M | Aug 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| ETKIN AMIT | Chief Executive Officer | Stock Gift | May 13, 2026 | 833,949 |