William P. Stiritz, Director at Post Holdings, Inc. (POST), bought 36,000 shares at $109.53 ($3.9M) on 2025-08-19, disclosed to the SEC on 2025-08-21.
Open-market purchase of $3.9M POST 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.
Negative factors outweigh the positive ones.
| Filing → |
| POST | BUY | 2019-02-08 | $25.9M | — | Filing → |
| POST | BUY | 2018-02-14 | $14.4M | — | Filing → |
| POST | BUY | 2017-10-11 | $1.1M | — | Filing → |