John Gill, Director at Altimmune, Inc. (ALT), bought 9,200 shares at $3.41 ($31K) on 2026-04-06, disclosed to the SEC on 2026-04-06.
Open-market purchase of $31k ALT by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade C.
Something here stands out, but not much.
| Filing → |
| ALT | SELL | 2020-12-02 | $100K | — | Filing → |
| ALT | BUY | 2017-06-06 | $4K | — | Filing → |