Gilbert E. Nathan, Director at Alto Ingredients, Inc. (ALTO), bought 8,504 shares at $4.85 ($41K) on 2021-08-30, disclosed to the SEC on 2021-09-01.
Open-market purchase of $41k ALTO 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 → |
| ALTO | BUY | 2026-05-14 | $114K | — | Filing → |
| MX | BUY | 2026-03-17 | $126K | — | Filing → |
| MX | BUY | 2026-03-16 | $210K | — | Filing → |