James B. Tananbaum, Director, 10% Owner at ALUMIS INC. (ALMS), bought 411,764 shares at $17.00 ($7.0M) on 2026-01-08, disclosed to the SEC on 2026-01-12.
Open-market purchase of $7.0M ALMS by Director, 10% Owner. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade B.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $17.00 | 117,647 | $2.0M | 28.6% |
| 2 | $17.00 | 294,117 | $5.0M | 71.4% |
| Total | $17.00 avg | 411,764 | $7.0M | 100% |
| Filing → |
| ALMS | BUY | 2025-11-19 | $3.8M | — | Filing → |
| ALMS | BUY | 2025-05-06 | $202K | — | Filing → |
| ALMS | BUY | 2024-07-03 | $40.0M | — | Filing → |