ALMS
Alumis Inc. · Healthcare · Biotechnology
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q3 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 75 | 0 | 42.52M | $1.19B | +6 | −6 |
| Q1 2026 | 78 | +19 | 38.58M | $847.29M | +25 | −6 |
| Q4 2025 | 58 | +2 | 18.95M | $184.97M | +2 | — |
| Q3 2025 | 15 | +2 | 13.24M | $52.83M | +2 | — |
| Q2 2025 | 10 | +3 | 10.75M | $32.25M | +5 | −2 |
| Q1 2025 | 4 | -1 | 688.93K | $4.23M | +1 | −2 |
| Q4 2024 | 5 | +1 | 715.32K | $5.62M | +1 | — |
| Q3 2024 | 3 | -1 | 573.51K | $6.13M | +1 | −2 |
| Q2 2024 | 4 | — | 543.74K | $7.23M | — | — |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Geode Capital Management ✦ (passive) | 305.68K | New | $3.27M | 0.0% | New | 1 | SEC ↗ ×2 |
| 2 | Norges Bank ✦ (passive) | 226.31K | -9.5% | $2.42M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 3 | Citadel Advisors ✦ | 41.52K | +98.5% | $443,423 | 0.0% | ▲ Add | 2 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| Geode Capital Management | $3.27M | 0.0% |
Exited
| Millennium Management | $3.38M | was 0.0% |
| Two Sigma Investments | $252,700 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 194 holders, 98.56M shares, $2.09B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
Director · 273.29K sh @ 10.63 · $2.90M
Director · 273.29K sh @ 10.63 · $2.90M
Director · 220.07K sh @ 11.17 · $2.46M
Director · 220.07K sh @ 11.17 · $2.46M
Open-market sales (S)
Director · 48.07K sh · $507,019
Director · 48.06K sh · $507,009
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
3.5% of class · View original SEC filing ↗
12.3% of class · View original SEC filing ↗