Bitterman Robert J (CIK 1304395) reported 11 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-06). Recent activity: Buy PHIO (120,000 shares), Buy PHIO (5,000 shares), Buy PHIO (5,000 shares), Buy PHIO (5,000 shares), Buy PHIO (5,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-06 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Buy | 120,000 | $0 |
| 2026-01-02 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Buy | 5,000 | $5,150 |
| 2025-12-29 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Buy | 5,000 | $5,100 |
| 2025-11-24 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Buy | 5,000 | $5,700 |
| 2025-11-19 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Buy | 5,000 | $6,350 |
| 2025-09-15 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Sell | 4,111 | $9,538 |
| 2025-09-15 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres. & CEO | Buy | 250,000 | $0 |
| 2025-06-11 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres & CEO | Buy | 2,000 | $4,840 |
| 2025-06-10 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres & CEO | Buy | 1,500 | $4,125 |
| 2025-05-23 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres & CEO | Buy | 3,000 | $5,310 |
| 2025-05-23 | Phio Pharmaceuticals Corp. (PHIO) | Chairman, Pres & CEO | Buy | 1,200 | $2,136 |
Source: SEC Form 4 filings · as of 2026-02-06