Robert L. Ferrara, Director at Phio Pharmaceuticals Corp. (PHIO), bought 2,500 shares at $1.82 ($5K) on 2025-05-20, disclosed to the SEC on 2025-05-21.
Open-market purchase of $5k PHIO 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 D.
Nothing distinguishes this filing.
| Filing → |
| PHIO | BUY | 2022-12-05 | $2K | — | Filing → |
| PHIO | BUY | 2022-11-28 | $820 | — | Filing → |
| PHIO | BUY | 2021-03-03 | $2K | — | Filing → |