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 |
|---|---|---|---|---|---|
| Vanguard Global Advisers, LLC | 42,244 | $930.6K | 0.00% | +42,244 | New |
| Moore Capital Management, LP | 41,370 | $911.4K | 0.03% | +41,370 | New |
| Creative Planning | 41,083 | $905.1K | 0.00% | +2,973+7.8% | Added |
| MetLife Investment Management | 37,558 | $827.4K | 0.00% | +5,079+15.6% | Added |
| BNP Paribas Arbitrage, SA | 35,146 | $774.3K | 0.00% | −11,738−25.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 32,160 | $708.5K | 0.00% | +5,920+22.6% | Added |
| Walleye Capital LLC | 31,778 | $700.1K | 0.00% | +31,778 | New |
| Alliancebernstein L.P. | 68,094 | $664.6K | 0.00% | −8,500−11.1% | Reduced |
| Intech Investment Management LLC | 29,591 | $651.9K | 0.01% | +288+1.0% | Added |
| Scientech Research LLC | 29,405 | $647.8K | 0.54% | +29,405 | New |
| Brevan Howard Capital Management LP | 27,580 | $607.6K | 0.01% | −7,337−21.0% | Reduced |
| Inscription Capital, LLC | 26,213 | $577.5K | 0.06% | −454−1.7% | Reduced |
| Swiss Life Asset Management Ltd | 15,836 | $574.2K | 0.00% | +15,836 | New |
| Virtus Investment Advisers, Inc. | 23,732 | $522.8K | 0.14% | +579+2.5% | Added |
| J. Goldman & Co LP | 23,448 | $516.6K | 0.02% | +23,448 | New |
| Dimensional Fund Advisors LP | 23,115 | $509.2K | 0.00% | +2,599+12.7% | Added |
| China Universal Asset Management Co., Ltd. | 22,436 | $494.3K | 0.04% | +6,596+41.6% | Added |
| State of New Jersey Common Pension Fund D | 22,087 | $486.6K | 0.00% | +22,087 | New |
| Caption Management, LLC | 20,000 | $440.6K | 0.02% | +20,000 | New |
| Caitong International Asset Management Co., Ltd | 19,708 | $434.2K | 0.08% | +19,708 | New |
| XTX Topco Ltd | 19,290 | $425.0K | 0.01% | −5,665−22.7% | Reduced |
| CI Private Wealth, LLC | 18,686 | $411.7K | 0.00% | +18,686 | New |
| Police & Firemen's Retirement System of New Jersey | 18,637 | $410.6K | 0.00% | +3,297+21.5% | Added |
| Gsa Capital Partners LLP | 18,436 | $406.0K | 0.03% | −12,477−40.4% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 18,386 | $405.0K | 0.00% | +18,386 | New |
| Allianz Asset Management GmbH | 18,200 | $400.9K | 0.00% | +18,200 | New |
| New York State Common Retirement Fund | 17,867 | $393.6K | 0.00% | +6,100+51.8% | Added |
| Arizona State Retirement System | 17,751 | $391.1K | 0.00% | +17,751 | New |
| Virtu Financial LLC | 17,683 | $390.0K | 0.02% | −32,600−64.8% | Reduced |
| Vanguard Investments Australia, Ltd. | 16,272 | $358.5K | 0.00% | +16,272 | New |
| ProShare Advisors LLC | 15,591 | $343.5K | 0.00% | +964+6.6% | Added |
| Integrated Quantitative Investments LLC | 15,423 | $339.8K | 0.06% | +15,423 | New |
| Shay Capital LLC | 15,000 | $330.4K | 0.05% | +15,000 | New |
| OpenArc Corporate Advisory, LLC | 14,240 | $313.7K | 0.00% | +14,240 | New |
| KLP Kapitalforvaltning AS | 14,200 | $312.8K | 0.00% | +14,200 | New |
| State Board of Administration of Florida Retirement System | 13,604 | $299.7K | 0.00% | +13,604 | New |
| Mercer Global Advisors Inc | 12,765 | $281.2K | 0.00% | −2,143−14.4% | Reduced |
| Occudo Quantitative Strategies LP | 11,124 | $274.7K | 0.01% | +11,124 | New |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 12,031 | $265.0K | 0.39% | +12,031 | New |
| Kera Capital Partners, Inc. | 11,003 | $242.4K | 0.03% | 00.0% | Unchanged |
| Farallon Capital Management, L.L.C. | 11,000 | $242.3K | 0.00% | +11,000 | New |
| Pictet Asset Management Holding SA | 10,491 | $231.1K | 0.00% | +10,491 | New |
| JustInvest LLC | 10,420 | $229.6K | 0.00% | +10,420 | New |
| CWM, LLC | 10,389 | $228.9K | 0.00% | −42−0.4% | Reduced |
| Profund Advisors LLC | 10,021 | $220.8K | 0.01% | +10,021 | New |
| SmartHarvest Portfolios, LLC | 9,607 | $211.6K | 0.09% | +9,607 | New |
| SEI Investments Co | 9,318 | $205.3K | 0.00% | +9,318 | New |
| Verdad Advisers, LP | 9,173 | $202.1K | 0.23% | +9,173 | New |
| Tower Research Capital LLC (TRC) | 8,875 | $195.5K | 0.01% | +7,577+583.7% | Added |
| SG Americas Securities, LLC | 8,626 | $190.0K | 0.00% | +8,626 | New |
| Simplex Trading, LLC | 8,030 | $176.9K | 0.01% | +8,030 | New |
| Mirae Asset Global Investments Co., Ltd. | 6,594 | $145.3K | 0.00% | +1,870+39.6% | Added |
| Farther Finance Advisors, LLC | 6,010 | $136.6K | 0.00% | +6,010 | New |
| Ameritas Investment Partners, Inc. | 5,609 | $123.6K | 0.00% | +782+16.2% | Added |
| Assetmark, Inc | 4,188 | $92.3K | 0.00% | +4,188 | New |
| Nisa Investment Advisors, LLC | 3,355 | $73.9K | 0.00% | +2,600+344.4% | Added |
| EverSource Wealth Advisors, LLC | 3,131 | $69.0K | 0.00% | +2,684+600.4% | Added |
| Essential Partners LLC | 2,892 | $63.7K | 0.02% | 00.0% | Unchanged |
| State of Wyoming | 2,590 | $57.1K | 0.01% | +2,590 | New |
| Sterling Capital Management LLC | 2,271 | $50.0K | 0.00% | −982−30.2% | Reduced |
| GF Fund Management Co. Ltd. | 2,183 | $48.1K | 0.00% | +273+14.3% | Added |
| Parallel Advisors, LLC | 2,059 | $45.4K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 2,000 | $44.1K | 0.00% | +1,500+300.0% | Added |
| KBC Group NV | 1,929 | $42.0K | 0.00% | +1,929 | New |
| Signaturefd, LLC | 1,613 | $35.5K | 0.00% | +347+27.4% | Added |
| GAMMA Investing LLC | 1,051 | $23.2K | 0.00% | +259+32.7% | Added |
| Kemnay Advisory Services Inc. | 828 | $18.2K | 0.00% | +828 | New |
| Jones Financial Companies LLLP | 544 | $13.5K | 0.00% | +544 | New |
| Acadian Asset Management LLC | 588 | $12.0K | 0.00% | +588 | New |
| Versant Capital Management, Inc | 543 | $12.0K | 0.00% | −107−16.5% | Reduced |
| Allworth Financial LP | 503 | $11.1K | 0.00% | +53+11.8% | Added |
| US Bancorp | 464 | $10.2K | 0.00% | −117−20.1% | Reduced |
| The PNC Financial Services Group, Inc. | 417 | $9.19K | 0.00% | +29+7.5% | Added |
| Rothschild Investment LLC | 410 | $9.03K | 0.00% | −5−1.2% | Reduced |
| SRS Capital Advisors, Inc. | 366 | $8.06K | 0.00% | −670−64.7% | Reduced |
| Advisor Group Holdings, Inc. | 343 | $7.56K | 0.00% | +343 | New |
| MAI Capital Management | 309 | $6.81K | 0.00% | +309 | New |
| Rockefeller Capital Management L.P. | 256 | $5.64K | 0.00% | +256 | New |
| Larson Financial Group LLC | 250 | $5.51K | 0.00% | +240+2,400.0% | Added |
| True Wealth Design, LLC | 244 | $5.38K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 224 | $4.93K | 0.00% | −82−26.8% | Reduced |
| Massmutual Trust Co FSB | 216 | $4.76K | 0.00% | +216 | New |
| SMA Capital LLC | 203 | $4.47K | 0.00% | +203 | New |
| BFSG, LLC | 192 | $4.23K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 150 | $3.31K | 0.00% | +150 | New |
| Transamerica Financial Advisors, Inc. | 97 | $2.14K | 0.00% | 00.0% | Unchanged |
| Decker Retirement Planning Inc. | 91 | $2.00K | 0.00% | +91 | New |
| Royal Bank of Canada | 88 | $2.00K | 0.00% | −2,114−96.0% | Reduced |
| IFP Advisors, Inc | 55 | $1.21K | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 55 | $1.21K | 0.00% | +55 | New |
| CoreCap Advisors, LLC | 26 | $573 | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 20 | $441 | 0.00% | +20 | New |
| Fortitude Family Office, LLC | 20 | $441 | 0.00% | +20 | New |
| Harbour Investments, Inc. | 13 | $306 | 0.00% | +13 | New |
| Sunbelt Securities, Inc. | 7 | $154 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 4 | $88 | 0.00% | +1+33.3% | Added |
| Covestor Ltd | 5 | $0 | 0.00% | +5 | New |
| 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 |