AlumisALMS
13F holders, Q4 2025 (December 31)134holders +4
28new positions
25sold out
5famous investors
$9.75avg. 13F price*
At the end of Q4 2025, 134 institutions reported holding Alumis Inc. (ALMS) in their 13F filings, up 4 from Q3 2025. 28 opened new positions and 25 sold out. The largest holders were AyurMaya Capital Management Company, LP ($147.8M), Foresite Capital Management V, LLC ($56.4M) and Samsara Biocapital, LLC ($56.2M). 5 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Alumis Inc.
- CUSIP
- 022307102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 28 | $94.1M |
| Exits | 25 | $30.7M |
All 13F filers, Q3 2025 → Q4 2025: 15,031,856 shares bought and 12,598,184 shares sold, net +2,433,672 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 134 holders
| AyurMaya Capital Management Company, LP | 100.00% | No change | 15,139,706 | $147.8M |
| Foresite Capital Management V, LLC | 34.31% | No change | 5,779,348 | $56.4M |
| Samsara Biocapital, LLC | 5.80% | Add +19.9% | 5,756,984 | $56.2M |
| venBio Partners LLC | 20.85% | No change | 4,619,803 | $45.1M |
| BlackRock, Inc. | 0.00% | Add +8.9% | 4,566,502 | $44.6M |
| Foresite Capital Management VI LLC | 12.53% | No change | 4,247,670 | $41.5M |
| Vanguard Group Inc. | 0.00% | Add +1.8% | 4,103,290 | $40.0M |
| Cormorant Asset Management, LP | 2.01% | Add +69.3% | 3,635,596 | $35.5M |
| Saturn V Capital Management LP | 5.62% | New | 3,135,953 | $30.6M |
| Nextech Invest Ltd. | 2.75% | No change | 2,915,998 | $28.5M |
| Octagon Capital Advisors LP | 3.09% | New | 2,530,700 | $24.7M |
| MPM Bioimpact LLC | 2.68% | New | 2,401,992 | $23.4M |
| SR One Capital Management, LP | 2.71% | No change | 1,959,896 | $19.1M |
| Baker Bros. Advisors LP | 0.09% | No change | 1,562,500 | $15.3M |
| Geode Capital Management, LLC | 0.00% | Add +6.8% | 1,487,626 | $14.5M |
| State Street Corp. | 0.00% | Add +14.3% | 1,259,446 | $12.3M |
| Millennium Management | 0.01% | Add +263.1% | 1,151,118 | $11.2M |
| Orbimed Advisors LLC | 0.22% | Reduce -42.8% | 1,102,730 | $10.8M |
| Trium Capital LLP | 6.77% | Reduce -71.4% | 893,107 | $8.7M |
| Yu Fan | 8.35% | No change | 789,618 | $7.7M |
| Omega Fund Management, LLC | 2.23% | No change | 653,223 | $6.4M |
| Opaleye Management Inc. | 0.69% | Reduce -19.6% | 535,000 | $5.2M |
| Morgan Stanley | 0.00% | Add +52.4% | 506,529 | $4.9M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +2.7% | 504,075 | $4.9M |
| Siren, L.L.C. | 0.15% | New | 500,000 | $4.9M |
| Towerview LLC | 3.51% | No change | 495,000 | $4.8M |
| Goldman Sachs Group Inc. | 0.00% | Add +2.4% | 427,072 | $4.2M |
| Invesco Ltd. | 0.00% | Add +225.6% | 421,819 | $4.1M |
| Northern Trust Corp. | 0.00% | Reduce -4.7% | 418,248 | $4.1M |
| Marshall Wace, LLP | 0.00% | New | 372,901 | $3.6M |
| JPMorgan Chase & Co. | 0.00% | Add +32.6% | 356,337 | $3.5M |
| Two Sigma Investments, LP | 0.00% | Add +246.4% | 298,219 | $2.9M |
| Exome Asset Management LLC | 1.41% | Reduce -0.2% | 292,250 | $2.9M |
| D. E. Shaw & Co. | 0.00% | New | 231,747 | $2.3M |
| Stifel Financial Corp. | 0.00% | No change | 209,729 | $2.0M |
| Susquehanna International Group, LLP | 0.00% | Reduce -42.6% | 208,133 | $2.0M |
| Jane Street Group, LLC | 0.00% | Add +541.2% | 173,833 | $1.7M |
| Susquehanna Portfolio Strategies, LLC | 0.03% | Add +8.8% | 172,779 | $1.7M |
| Nuveen, LLC | 0.00% | Add +68.3% | 169,506 | $1.7M |
| Wellington Management Group LLP | 0.00% | Add +2.2% | 169,093 | $1.7M |
| Bank of New York Mellon Corp | 0.00% | Add +17.1% | 160,138 | $1.6M |
| Mariner, LLC | 0.00% | Add +70.9% | 145,045 | $1.4M |
| Bank of America Corp. | 0.00% | Reduce -47.6% | 138,341 | $1.4M |
| AQR Capital Management | 0.00% | Reduce -2.2% | 137,792 | $1.3M |
| Quantinno Capital Management LP | 0.00% | Add +54.6% | 135,446 | $1.3M |
| Wells Fargo & Company | 0.00% | Add +45.0% | 129,448 | $1.3M |
| Barclays PLC | 0.00% | Add +46.6% | 122,210 | $1.2M |
| Citadel Advisors | 0.00% | Reduce -64.8% | 119,311 | $1.2M |
| UBS Group AG | 0.00% | Reduce -85.0% | 113,997 | $1.1M |
| Renaissance Technologies | 0.00% | Reduce -28.6% | 108,200 | $1.1M |
| Prelude Capital Management, LLC | 0.06% | No change | 87,832 | $857K |
| Verition Fund Management LLC | 0.00% | New | 80,062 | $781K |
| Los Angeles Capital Management LLC | 0.00% | Add +32.9% | 163,084 | $760K |
| Alliancebernstein L.P. | 0.00% | Reduce -5.3% | 76,594 | $748K |
| Rhumbline Advisers | 0.00% | Reduce -6.5% | 69,236 | $676K |
| Bridgeway Capital Management, LLC | 0.01% | Reduce -23.1% | 56,728 | $554K |
| T. Rowe Price Associates Inc. | 0.00% | Add +78.3% | 50,422 | $493K |
| Virtu Financial LLC | 0.02% | New | 50,283 | $491K |
| BNP Paribas Financial Markets | 0.00% | Add +298.3% | 46,884 | $458K |
| PSP Research LLC | 0.37% | — | 43,769 | $427K |
| Deutsche Bank AG | 0.00% | Add +66.2% | 41,112 | $401K |
| LMR Partners LLP | 0.01% | Reduce -84.5% | 40,000 | $390K |
| Creative Planning | 0.00% | New | 38,110 | $372K |
| Two Sigma Advisers, LP | 0.00% | Add +13.7% | 38,074 | $372K |
| Fox Run Management, L.L.C. | 0.06% | New | 37,707 | $368K |
| Brevan Howard Capital Management LP | 0.01% | New | 34,917 | $341K |
| MetLife Investment Management, LLC | 0.00% | Reduce -0.3% | 32,479 | $317K |
| Grange Capital, LLC | 0.30% | New | 32,000 | $312K |
| Gsa Capital Partners LLP | 0.03% | New | 30,913 | $302K |
| Intech Investment Management LLC | 0.00% | Add +24.4% | 29,303 | $286K |
| Kera Capital Partners, Inc. | 0.03% | Add +0.2% | 11,003 | $270K |
| Inscription Capital, LLC | 0.03% | Add +30.5% | 26,667 | $260K |
| Dynamic Technology Lab Private Ltd | 0.06% | New | 26,567 | $259K |
| Axq Capital, LP | 0.06% | Add +35.8% | 26,417 | $258K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Add +1.0% | 26,240 | $256K |
| XTX Topco Ltd | 0.01% | Add +1.4% | 24,955 | $244K |
| Balyasny Asset Management L.P. | 0.00% | New | 24,769 | $242K |
| FMR LLC | 0.00% | Add +246.1% | 23,987 | $234K |
| Virtus Investment Advisers, LLC | 0.06% | New | 23,153 | $226K |
| Schonfeld Strategic Advisors LLC | 0.00% | New | 23,028 | $225K |
| Bank of Nova Scotia | 0.00% | New | 20,900 | $204K |
| Dimensional Fund Advisors LP | 0.00% | No change | 20,516 | $200K |
| Manufacturers Life Insurance Company, The | 0.00% | Add +1.8% | 17,661 | $172K |
| Ieq Capital, LLC | 0.00% | Add +4.1% | 17,421 | $170K |
| China Universal Asset Management Co., Ltd. | 0.01% | Reduce -6.7% | 15,840 | $155K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 15,340 | $150K |
| Russell Investments Group, Ltd. | 0.00% | Add +134.1% | 15,029 | $147K |
| Mercer Global Advisors Inc. | 0.00% | New | 14,908 | $146K |
| ProShare Advisors LLC | 0.00% | Add +12.4% | 14,627 | $143K |
| PDT Partners, LLC | 0.01% | New | 14,562 | $142K |
| Banco BTG Pactual S.A. | 0.02% | New | 14,302 | $140K |
| Citigroup Inc. | 0.00% | Add +283.9% | 14,070 | $137K |
| New York State Common Retirement Fund | 0.00% | No change | 11,767 | $115K |
| ExodusPoint Capital Management, LP | 0.00% | Reduce -93.3% | 11,197 | $109K |
| Cwm, LLC | 0.00% | Add +0.5% | 10,431 | $102K |
| American Century Companies Inc. | 0.00% | Reduce -8.8% | 10,322 | $101K |
| Birchview Capital, LP | 0.06% | No change | 10,000 | $98K |
| Legal & General Group Plc | 0.00% | Reduce -6.8% | 4,954 | $48K |
| Ameritas Investment Partners, Inc. | 0.00% | No change | 4,827 | $47K |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | Add +26.1% | 4,724 | $46K |
| California State Teachers Retirement System | 0.00% | Add +1.1% | 3,481 | $34K |
| Sterling Capital Management LLC | 0.00% | Reduce -15.7% | 3,253 | $32K |
| Essential Partners LLC | 0.01% | No change | 2,892 | $28K |
| Royal Bank of Canada | 0.00% | Reduce -93.3% | 2,202 | $21K |
| Parallel Advisors, LLC | 0.00% | Add +1.8% | 2,059 | $20K |
| GF Fund Management Co. LTD. | 0.00% | Reduce -8.3% | 1,910 | $19K |
| Amalgamated Bank | 0.00% | Add +8.8% | 1,776 | $17K |
| Group One Trading LLC | 0.00% | Reduce -93.8% | 1,405 | $14K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -64.0% | 1,298 | $13K |
| Signaturefd, LLC | 0.00% | New | 1,266 | $12K |
| Arax Advisory Partners | 0.00% | Reduce -92.4% | 1,036 | $10K |
| Comerica Bank | 0.00% | No change | 932 | $9K |
| GAMMA Investing LLC | 0.00% | New | 792 | $8K |
| Nisa Investment Advisors, LLC | 0.00% | Add +198.4% | 755 | $7K |
| Aster Capital Management (DIFC) Ltd | 0.00% | New | 728 | $7K |
| Versant Capital Management, Inc | 0.00% | Add +357.8% | 650 | $6K |
| US Bancorp \de | 0.00% | Add +129.6% | 581 | $6K |
| STRS Ohio | 0.00% | Reduce -97.9% | 500 | $5K |
| Allworth Financial LP | 0.00% | Reduce -18.5% | 450 | $4K |
| EverSource Wealth Advisors, LLC | 0.00% | Reduce -59.5% | 447 | $4K |
| Rothschild Investment LLC | 0.00% | Reduce -6.7% | 415 | $4K |
| PNC Financial Services Group, Inc. | 0.00% | Reduce -40.3% | 388 | $4K |
| Daiwa Securities Group Inc. | 0.00% | No change | 347 | $3K |
| Optiver Holding B.V. | 0.00% | New | 306 | $3K |
| True Wealth Design, LLC | 0.00% | Add +0.8% | 244 | $2K |
| Bfsg, LLC | 0.00% | No change | 192 | $2K |
| Transamerica Financial Advisors, LLC | 0.00% | Reduce -24.2% | 97 | $947 |
| Global Retirement Partners, LLC | 0.00% | New | 65 | $634 |
| IFP Advisors, Inc | 0.00% | No change | 55 | $537 |
| CoreCap Advisors, LLC | 0.00% | No change | 26 | $254 |
| Torren Management, LLC | 0.00% | — | 14 | $137 |
| Larson Financial Group LLC | 0.00% | New | 10 | $98 |
| Sunbelt Securities, Inc. | 0.00% | New | 7 | $68 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -99.3% | 3 | $29 |
"% of holder's portfolio" is ALMS's weight in each manager's 13F, not the share of Alumis Inc. the manager owns.