Alumis Inc.
ALMS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001847367
In the last 90 days, Alumis Inc. insiders filed 1 open-market purchase and 8 sales; 198 institutions reported holding it in 13F filings for Q2 2026, worth $3.32B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Alumis Inc. as of Mar 31, 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
- 197
- +66 vs. Q4 2025
- Shares held
- 114.7M
- +39.8M (+53.1%) vs. Q4 2025
- Total value
- $2.53B
- +$1.79B (+245.5%) vs. Q4 2025
- New holders
- 90
- 61 more added
- Sold out
- 24
- 33 more reduced
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALMS 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 | 198 | $3.32B |
| Q1 2026 | 197 | $2.53B |
| Q4 2025 | 134 | $771.1M |
| Q3 2025 | 130 | $311.2M |
| Q2 2025 | 112 | $235.0M |
| Q1 2025 | 72 | $246.8M |
| Q4 2024 | 64 | $316.5M |
| Q3 2024 | 52 | $376.1M |
| Q2 2024 | 29 | $380.0M |
| Q1 2024 | 0 | $0 |
| 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, Q1 2026
Shares, value and share of portfolio for each institution holding Alumis Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Deutsche Bank AG | 58,158 | $1.28M | 0.00% | +17,046+41.5% | Added |
| First Trust Advisors LP | 66,099 | $1.46M | 0.00% | +66,099 | New |
| Mariner, LLC | 73,123 | $1.61M | 0.00% | −71,922−49.6% | Reduced |
| Voya Investment Management LLC | 73,909 | $1.63M | 0.00% | +73,909 | New |
| Prelude Capital Management, LLC | 74,758 | $1.65M | 0.13% | −13,074−14.9% | Reduced |
| Renaissance Technologies LLC | 75,167 | $1.66M | 0.00% | −33,033−30.5% | Reduced |
| California State Teachers Retirement System | 80,845 | $1.78M | 0.00% | +77,364+2,222.5% | Added |
| UBS Asset Management Americas Inc | 82,074 | $1.81M | 0.00% | +82,074 | New |
| Victory Capital Management Inc | 82,654 | $1.82M | 0.00% | +82,654 | New |
| EAM Investors, LLC | 83,187 | $1.83M | 0.21% | +83,187 | New |
| Rhumbline Advisers | 84,292 | $1.86M | 0.00% | +15,056+21.7% | Added |
| Wells Fargo & Company | 86,718 | $1.91M | 0.00% | −42,730−33.0% | Reduced |
| Citigroup Inc | 98,924 | $2.18M | 0.00% | +84,854+603.1% | Added |
| Harvest Investment Services, LLC | 99,850 | $2.20M | 0.40% | +99,850 | New |
| Ghisallo Capital Management LLC | 100,000 | $2.20M | 0.06% | +100,000 | New |
| American Century Companies Inc | 102,456 | $2.26M | 0.00% | +92,134+892.6% | Added |
| Tudor Investment Corp Et Al | 106,376 | $2.34M | 0.01% | +106,376 | New |
| HighVista Strategies LLC | 112,929 | $2.49M | 0.69% | +112,929 | New |
| Squarepoint Ops LLC | 114,198 | $2.52M | 0.01% | +114,198 | New |
| Schroder Investment Management Group | 137,347 | $2.78M | 0.00% | +137,347 | New |
| Quantinno Capital Management LP | 127,095 | $2.80M | 0.00% | −8,351−6.2% | Reduced |
| Swiss National Bank | 127,800 | $2.82M | 0.00% | +127,800 | New |
| Bank of America Corp | 127,812 | $2.82M | 0.00% | −10,529−7.6% | Reduced |
| Elmind Capital, LP | 130,000 | $2.86M | 0.81% | +130,000 | New |
| AQR Capital Management LLC | 146,682 | $3.23M | 0.00% | +8,890+6.5% | Added |
| Manufacturers Life Insurance Company, The | 154,634 | $3.41M | 0.00% | +136,973+775.6% | Added |
| Deeter Investments LLP | 157,022 | $3.46M | 0.61% | +157,022 | New |
| Algert Global LLC | 157,826 | $3.48M | 0.05% | +157,826 | New |
| Russell Investments Group, Ltd. | 162,180 | $3.57M | 0.00% | +147,151+979.1% | Added |
| Burkehill Global Management, LP | 165,000 | $3.63M | 0.18% | +165,000 | New |
| Ally Bridge Group (NY) LLC | 166,959 | $3.68M | 3.65% | +166,959 | New |
| Ensign Peak Advisors, Inc | 169,497 | $3.73M | 0.01% | +169,497 | New |
| Susquehanna Portfolio Strategies, LLC | 172,779 | $3.81M | 0.06% | 00.0% | Unchanged |
| ACT Capital Management, LLC | 174,250 | $3.84M | 3.02% | +174,250 | New |
| TD Asset Management Inc | 191,202 | $4.21M | 0.00% | +191,202 | New |
| Trium Capital LLP | 191,391 | $4.22M | 3.06% | −701,716−78.6% | Reduced |
| Hudson Bay Capital Management LP | 193,395 | $4.26M | 0.03% | +193,395 | New |
| Susquehanna International Group, LLP | 194,355 | $4.28M | 0.01% | −13,778−6.6% | Reduced |
| Bank of New York Mellon Corp | 206,729 | $4.55M | 0.00% | +46,591+29.1% | Added |
| Stifel Financial Corp | 209,729 | $4.62M | 0.00% | 00.0% | Unchanged |
| Towerview LLC | 222,294 | $4.90M | 3.16% | −272,706−55.1% | Reduced |
| Barclays PLC | 222,658 | $4.91M | 0.00% | +100,448+82.2% | Added |
| Morgan Stanley | 225,072 | $4.96M | 0.00% | −281,457−55.6% | Reduced |
| StemPoint Capital LP | 229,566 | $5.06M | 0.97% | +229,566 | New |
| Wellington Management Group LLP | 239,231 | $5.27M | 0.00% | +70,138+41.5% | Added |
| Omega Fund Management, LLC | 241,255 | $5.31M | 3.26% | −411,968−63.1% | Reduced |
| ExodusPoint Capital Management, LP | 266,243 | $5.87M | 0.06% | +255,046+2,277.8% | Added |
| Exome Asset Management LLC | 279,176 | $6.15M | 3.62% | −13,074−4.5% | Reduced |
| Nuveen, LLC | 319,188 | $7.03M | 0.00% | +149,682+88.3% | Added |
| Artia Global Partners LP | 325,046 | $7.16M | 1.61% | +325,046 | New |
| Boothbay Fund Management, LLC | 346,131 | $7.63M | 0.18% | +346,131 | New |
| Citadel Advisors LLC | 351,507 | $7.74M | 0.01% | +232,196+194.6% | Added |
| Point72 Asset Management, L.P. | 362,985 | $8.00M | 0.01% | +362,985 | New |
| Spruce Street Capital LP | 392,574 | $8.65M | 2.08% | +392,574 | New |
| Royce & Associates LP | 476,392 | $10.5M | 0.10% | +476,392 | New |
| Vanguard Fiduciary Trust Co | 527,305 | $11.6M | 0.00% | +527,305 | New |
| Prudential Financial Inc | 538,733 | $11.9M | 0.01% | +538,733 | New |
| OrbiMed Advisors LLC | 548,163 | $12.1M | 0.27% | −554,567−50.3% | Reduced |
| Opaleye Management Inc. | 550,000 | $12.1M | 1.60% | +15,000+2.8% | Added |
| Northern Trust Corp | 563,522 | $12.4M | 0.00% | +145,274+34.7% | Added |
| D. E. Shaw & Co., Inc. | 572,129 | $12.6M | 0.01% | +340,382+146.9% | Added |
| Millennium Management LLC | 606,284 | $13.4M | 0.01% | −544,834−47.3% | Reduced |
| Charles Schwab Investment Management Inc | 635,389 | $14.0M | 0.00% | +131,314+26.1% | Added |
| Two Sigma Investments, LP | 658,115 | $14.5M | 0.01% | +359,896+120.7% | Added |
| Vanguard Portfolio Management LLC | 712,608 | $15.7M | 0.00% | +712,608 | New |
| Goldman Sachs Group Inc | 718,040 | $15.8M | 0.00% | +290,968+68.1% | Added |
| Voloridge Investment Management, LLC | 749,099 | $16.5M | 0.07% | +749,099 | New |
| Fan Yu | 776,845 | $17.1M | 17.64% | −12,773−1.6% | Reduced |
| JPMorgan Chase & Co | 861,575 | $17.4M | 0.00% | +505,238+141.8% | Added |
| Integral Health Asset Management, LLC | 800,000 | $17.6M | 0.93% | +800,000 | New |
| Great Point Partners LLC | 856,061 | $18.9M | 4.62% | +856,061 | New |
| FMR LLC | 973,782 | $21.5M | 0.00% | +949,795+3,959.6% | Added |
| Principal Financial Group Inc | 1,058,051 | $23.3M | 0.01% | +1,058,051 | New |
| Weiss Asset Management LP | 1,097,417 | $24.2M | 0.44% | +1,097,417 | New |
| Marshall Wace, LLP | 1,172,749 | $25.8M | 0.03% | +799,848+214.5% | Added |
| Ikarian Capital, LLC | 1,213,548 | $26.7M | 3.82% | +1,213,548 | New |
| Invesco Ltd. | 1,511,537 | $33.3M | 0.00% | +1,089,718+258.3% | Added |
| State Street Corp | 1,801,812 | $39.7M | 0.00% | +542,366+43.1% | Added |
| Geode Capital Management, LLC | 1,918,415 | $42.3M | 0.00% | +430,789+29.0% | Added |
| Sr One Capital Management, LP | 1,959,896 | $43.2M | 4.72% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 2,012,500 | $44.3M | 0.25% | +450,000+28.8% | Added |
| Janus Henderson Group PLC | 2,124,408 | $46.8M | 0.02% | +2,124,408 | New |
| MPM Oncology Impact Management LP | 2,386,529 | $52.6M | 4.06% | −15,463−0.6% | Reduced |
| Octagon Capital Advisors LP | 2,830,700 | $62.4M | 6.90% | +300,000+11.9% | Added |
| UBS Group AG | 3,054,865 | $67.3M | 0.01% | +2,940,868+2,579.8% | Added |
| Saturn V Capital Management LLC | 3,202,075 | $70.5M | 12.77% | +66,122+2.1% | Added |
| Price T Rowe Associates Inc | 3,286,753 | $72.4M | 0.01% | +3,236,331+6,418.5% | Added |
| Nextech Invest, Ltd. | 3,540,998 | $78.0M | 5.49% | +625,000+21.4% | Added |
| Cormorant Asset Management, LP | 3,949,241 | $87.0M | 4.39% | +313,645+8.6% | Added |
| Vanguard Capital Management LLC | 4,032,266 | $88.8M | 0.00% | +4,032,266 | New |
| Foresite Capital Management VI LLC | 4,247,670 | $93.6M | 20.33% | 00.0% | Unchanged |
| venBio Partners LLC | 4,528,408 | $99.8M | 35.56% | −91,395−2.0% | Reduced |
| Foresite Capital Management V, LLC | 5,896,995 | $129.9M | 47.94% | +117,647+2.0% | Added |
| Samsara BioCapital, LLC | 6,345,219 | $139.8M | 13.58% | +588,235+10.2% | Added |
| Deep Track Capital, LP | 6,772,595 | $149.2M | 3.08% | +6,772,595 | New |
| BlackRock, Inc. | 7,170,868 | $158.0M | 0.00% | +2,604,366+57.0% | Added |
| AyurMaya Capital Management Company, LP | 15,139,707 | $333.5M | 100.00% | +10.0% | Added |
| Siren, L.L.C. | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −173,833−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −80,062−100.0% | Sold out |