Alto Neuroscience, Inc.
ANRO- Exchange
- NYSE
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001999480
No open-market purchases or sales by Alto Neuroscience, Inc. insiders were filed in the last 90 days; 114 institutions reported holding it in 13F filings for Q2 2026, worth $777.6M in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Alto Neuroscience, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 114
- +5 vs. Q1 2026
- Shares held
- 29.5M
- +2.64M (+9.8%) vs. Q1 2026
- Total value
- $777.6M
- +$175.2M (+29.1%) vs. Q1 2026
- New holders
- 27
- 39 more added
- Sold out
- 22
- 28 more reduced
1 institution that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ANRO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 114 | $777.6M |
| Q1 2026 | 110 | $602.5M |
| Q4 2025 | 97 | $435.9M |
| Q3 2025 | 77 | $68.2M |
| Q2 2025 | 80 | $38.1M |
| Q1 2025 | 83 | $45.0M |
| Q4 2024 | 77 | $95.3M |
| Q3 2024 | 75 | $265.8M |
| Q2 2024 | 58 | $198.9M |
| Q1 2024 | 53 | $246.3M |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Alto Neuroscience, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Falcon Edge Capital, LP | 3,707,757 | $97.8M | 1.57% | 00.0% | Unchanged |
| Commodore Capital LP | 2,723,196 | $71.9M | 4.28% | 00.0% | Unchanged |
| BlackRock, Inc. | 2,121,009 | $56.0M | 0.00% | +1,454,821+218.4% | Added |
| Perceptive Advisors LLC | 1,609,893 | $42.5M | 0.66% | −400,000−19.9% | Reduced |
| Adage Capital Partners GP, L.L.C. | 1,600,000 | $42.2M | 0.06% | +1,215,000+315.6% | Added |
| Vanguard Capital Management LLC | 1,389,477 | $36.7M | 0.00% | +182,452+15.1% | Added |
| Spruce Street Capital LP | 1,353,047 | $35.7M | 7.01% | +27,837+2.1% | Added |
| Vivo Capital, LLC | 1,208,858 | $31.9M | 2.91% | +173,307+16.7% | Added |
| Franklin Resources Inc | 1,013,307 | $26.7M | 0.01% | −88,567−8.0% | Reduced |
| Armistice Capital, LLC | 864,000 | $22.8M | 0.63% | −48,000−5.3% | Reduced |
| Affinity Asset Advisors, LLC | 850,000 | $22.4M | 1.10% | +350,000+70.0% | Added |
| Vestal Point Capital, LP | 785,000 | $20.7M | 0.48% | −1,279,075−62.0% | Reduced |
| State Street Corp | 685,945 | $18.1M | 0.00% | +486,442+243.8% | Added |
| Geode Capital Management, LLC | 678,199 | $17.9M | 0.00% | +385,300+131.5% | Added |
| 72 Investment Holdings, LLC | 667,778 | $17.6M | 35.27% | 00.0% | Unchanged |
| Northern Trust Corp | 632,701 | $16.7M | 0.00% | +159,298+33.6% | Added |
| Millennium Management LLC | 558,320 | $14.7M | 0.01% | −263,662−32.1% | Reduced |
| Point72 Asset Management, L.P. | 502,950 | $13.3M | 0.02% | −1370.0% | Reduced |
| VR Adviser, LLC | 500,000 | $13.2M | 0.40% | 00.0% | Unchanged |
| Integral Health Asset Management, LLC | 500,000 | $13.2M | 0.54% | 00.0% | Unchanged |
| Driehaus Capital Management LLC | 487,576 | $12.9M | 0.07% | +850+0.2% | Added |
| Parkman Healthcare Partners LLC | 429,035 | $11.3M | 1.16% | +429,035 | New |
| Ikarian Capital, LLC | 407,338 | $10.7M | 1.76% | −107,662−20.9% | Reduced |
| Price T Rowe Associates Inc | 358,279 | $9.46M | 0.00% | −12,929−3.5% | Reduced |
| OrbiMed Advisors LLC | 257,852 | $6.80M | 0.13% | +90,352+53.9% | Added |
| Schonfeld Strategic Advisors LLC | 257,631 | $6.80M | 0.04% | +257,631 | New |
| Goldman Sachs Group Inc | 236,830 | $6.25M | 0.00% | +132,113+126.2% | Added |
| Marshall Wace, LLP | 225,503 | $5.95M | 0.01% | +49,156+27.9% | Added |
| Vanguard Fiduciary Trust Co | 211,257 | $5.58M | 0.00% | +45,985+27.8% | Added |
| Ameriprise Financial Inc | 190,996 | $5.04M | 0.00% | +177,672+1,333.5% | Added |
| Saturn V Capital Management LLC | 182,829 | $4.82M | 0.69% | +93,830+105.4% | Added |
| Vanguard Portfolio Management LLC | 181,101 | $4.78M | 0.00% | +181,101 | New |
| Two Sigma Investments, LP | 147,299 | $3.89M | 0.00% | −68,800−31.8% | Reduced |
| Eversept Partners, LP | 128,286 | $3.39M | 0.18% | +3,118+2.5% | Added |
| Boothbay Fund Management, LLC | 106,234 | $2.80M | 0.05% | −33,070−23.7% | Reduced |
| Alkeon Capital Management LLC | 102,101 | $2.69M | 0.01% | −125,000−55.0% | Reduced |
| Stifel Financial Corp | 85,480 | $2.26M | 0.00% | −855−1.0% | Reduced |
| Charles Schwab Investment Management Inc | 80,583 | $2.13M | 0.00% | +63,565+373.5% | Added |
| AWM Investment Company, Inc. | 80,000 | $2.11M | 0.18% | −90,000−52.9% | Reduced |
| Bank of New York Mellon Corp | 76,330 | $2.01M | 0.00% | +76,330 | New |
| Morgan Stanley | 74,940 | $1.98M | 0.00% | +6,286+9.2% | Added |
| Renaissance Technologies LLC | 71,399 | $1.88M | 0.00% | −32,100−31.0% | Reduced |
| Wellington Management Group LLP | 70,913 | $1.87M | 0.00% | +11,114+18.6% | Added |
| AdvisorShares Investments LLC | 70,748 | $1.87M | 0.23% | +29,725+72.5% | Added |
| Nuveen, LLC | 62,342 | $1.65M | 0.00% | +62,342 | New |
| UBS Group AG | 58,697 | $1.55M | 0.00% | +41,447+240.3% | Added |
| Acadian Asset Management LLC | 55,509 | $1.46M | 0.00% | −4,567−7.6% | Reduced |
| Bridgeway Capital Management, LLC | 50,653 | $1.34M | 0.02% | −2,000−3.8% | Reduced |
| XTX Topco Ltd | 46,601 | $1.23M | 0.02% | +6,760+17.0% | Added |
| TD Asset Management Inc | 43,800 | $1.16M | 0.00% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 42,561 | $1.12M | 0.00% | +3,237+8.2% | Added |
| Quantinno Capital Management LP | 38,556 | $1.02M | 0.00% | +2,487+6.9% | Added |
| Alps Advisors Inc | 35,613 | $939.8K | 0.00% | +10,325+40.8% | Added |
| Rhumbline Advisers | 31,636 | $834.9K | 0.00% | +31,636 | New |
| Manufacturers Life Insurance Company, The | 30,233 | $797.8K | 0.00% | +6,486+27.3% | Added |
| American Century Companies Inc | 26,820 | $707.8K | 0.00% | +12,634+89.1% | Added |
| Wells Fargo & Company | 26,303 | $694.1K | 0.00% | +25,513+3,229.5% | Added |
| Deutsche Bank AG | 26,051 | $687.5K | 0.00% | +26,051 | New |
| Allianz Asset Management GmbH | 26,000 | $686.1K | 0.00% | −2,500−8.8% | Reduced |
| Brown Advisory Inc | 25,000 | $659.8K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 27,300 | $613.7K | 0.00% | +27,300 | New |
| University of Texas/Texas Am Investment Managment Co | 22,175 | $585.2K | 0.07% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 21,286 | $561.7K | 0.00% | −8,675−29.0% | Reduced |
| Citigroup Inc | 20,745 | $547.5K | 0.00% | +11,315+120.0% | Added |
| Bank of America Corp | 19,101 | $504.1K | 0.00% | −6,576−25.6% | Reduced |
| Revisor Wealth Management LLC | 17,130 | $452.1K | 0.11% | 00.0% | Unchanged |
| SCS Capital Management LLC | 16,840 | $444.4K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 15,644 | $412.8K | 0.00% | +15,644 | New |
| Virtus Investment Advisers, Inc. | 15,239 | $402.2K | 0.09% | +15,239 | New |
| Bank of Nova Scotia | 14,400 | $380.0K | 0.00% | +14,400 | New |
| Invesco Ltd. | 14,255 | $376.2K | 0.00% | +14,255 | New |
| Barclays PLC | 13,318 | $351.5K | 0.00% | −11,718−46.8% | Reduced |
| JustInvest LLC | 12,658 | $334.0K | 0.00% | −2,988−19.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 12,009 | $316.9K | 0.00% | +12,009 | New |
| JPMorgan Chase & Co | 10,904 | $306.1K | 0.00% | +10,858+23,604.3% | Added |
| Bank of Montreal | 11,415 | $301.2K | 0.00% | +72+0.6% | Added |
| Vanguard Global Advisers, LLC | 10,649 | $281.0K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 9,200 | $242.8K | 0.00% | +9,200 | New |
| GK Wealth Management LLC | 8,565 | $226.0K | 0.14% | +8,565 | New |
| Susquehanna International Group, LLP | 7,998 | $211.1K | 0.00% | −230,500−96.6% | Reduced |
| Ieq Capital, LLC | 7,988 | $210.8K | 0.00% | −15,739−66.3% | Reduced |
| Profund Advisors LLC | 7,908 | $208.7K | 0.01% | +7,908 | New |
| Police & Firemen's Retirement System of New Jersey | 7,725 | $203.9K | 0.00% | +7,725 | New |
| Persistent Asset Partners Ltd | 7,698 | $203.2K | 0.06% | +7,698 | New |
| State of Wyoming | 7,684 | $202.8K | 0.02% | +7,684 | New |
| FMR LLC | 6,325 | $166.9K | 0.00% | +11+0.2% | Added |
| BNP Paribas Arbitrage, SA | 3,880 | $102.4K | 0.00% | +3,566+1,135.7% | Added |
| Royal Bank of Canada | 3,575 | $95.0K | 0.00% | +3,534+8,619.5% | Added |
| Legal & General Group Plc | 2,543 | $67.1K | 0.00% | +2,543 | New |
| Whittier Trust Co of Nevada Inc | 2,482 | $63.8K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 2,400 | $63.3K | 0.00% | +2,094+684.3% | Added |
| Ameritas Investment Partners, Inc. | 2,377 | $62.7K | 0.00% | +2,377 | New |
| Tower Research Capital LLC (TRC) | 1,996 | $52.7K | 0.00% | +1,931+2,970.8% | Added |
| The PNC Financial Services Group, Inc. | 1,200 | $31.7K | 0.00% | −6−0.5% | Reduced |
| Los Angeles Capital Management LLC | 1,006 | $26.5K | 0.00% | +1,006 | New |
| Rothschild Investment LLC | 685 | $18.1K | 0.00% | −1,000−59.3% | Reduced |
| STRS Ohio | 600 | $15.8K | 0.00% | +600 | New |
| EverSource Wealth Advisors, LLC | 560 | $14.8K | 0.00% | −68−10.8% | Reduced |
| Torren Management, LLC | 558 | $14.7K | 0.01% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 533 | $14.4K | 0.00% | 00.0% | Unchanged |