Robert J. Bitterman, Interim Executive Chairman at Phio Pharmaceuticals Corp. (PHIO), bought 2,000 shares at $0.43 ($860) on 2022-12-05, disclosed to the SEC on 2022-12-06.
Open-market purchase of $860 PHIO by Interim Executive Chairman. 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 | 2026-01-02 | $5K | — | Filing → |
| PHIO | BUY | 2025-12-29 | $5K | — | Filing → |
| PHIO | BUY | 2025-11-24 | $6K | — | Filing → |