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.
Q1 2026 vs. Q4 2025
How the institutions holding Alumis Inc. changed between Q4 2025 and Q1 2026.
All holders in Q1 2026All holders in Q4 2025
| Measure | Q4 2025 | Of which not filed for Q1 2026 | Q1 2026 | Change |
|---|---|---|---|---|
| Holders | 134 | 3 | 197 | +66 |
| Shares | 79.1M | 4.10M | 114.7M | +39.8M (+53.1%) |
| Value | $771.1M | $40.1M | $2.53B | +$1.79B (+245.5%) |
3 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.
New holders (90)
Institutions that held Alumis Inc. at the end of Q1 2026 but not at the end of Q4 2025.
Sold out (24)
Institutions that held Alumis Inc. at the end of Q4 2025 and filed for Q1 2026 without it.
| Institution | Shares, Q4 2025 | Value, Q4 2025 |
|---|---|---|
| Siren, L.L.C. | 500,000 | $4.88M |
| Jane Street Group, LLC | 173,833 | $1.70M |
| Verition Fund Management LLC | 80,062 | $781.4K |
| Los Angeles Capital Management LLC | 163,084 | $760.0K |
| Bridgeway Capital Management, LLC | 56,728 | $553.7K |
| PSP Research LLC | 43,769 | $427.2K |
| LMR Partners LLP | 40,000 | $390.4K |
| Two Sigma Advisers, LP | 38,074 | $371.6K |
| Fox Run Management, L.L.C. | 37,707 | $368.0K |
| Grange Capital, LLC | 32,000 | $312.3K |
| Dynamic Technology Lab Private Ltd | 26,567 | $259.0K |
| Axq Capital, LP | 26,417 | $257.8K |
| Balyasny Asset Management LLC | 24,769 | $241.7K |
| Schonfeld Strategic Advisors LLC | 23,028 | $224.8K |
| Bank of Nova Scotia | 20,900 | $204.0K |
| Ieq Capital, LLC | 17,421 | $170.0K |
| PDT Partners, LLC | 14,562 | $142.1K |
| Banco BTG Pactual S.A. | 14,302 | $139.6K |
| Birchview Capital, LP | 10,000 | $97.6K |
| Amalgamated Bank | 1,776 | $17.0K |
| Group One Trading, L.P. | 1,405 | $13.7K |
| Aster Capital Management (DIFC) Ltd | 728 | $7.11K |
| Daiwa Securities Group Inc. | 347 | $3.00K |
| Torren Management, LLC | 14 | $137 |
Not filed for Q1 2026 yet (3)
Institutions that held Alumis Inc. at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q4 2025 | Value, Q4 2025 |
|---|---|---|
| Vanguard Group Inc | 4,103,290 | $40.0M |
| Comerica Bank | 932 | $9.10K |
| Global Retirement Partners, LLC | 65 | $634 |