Bitterman Robert J, Chairman, President, and CEO of Phio Pharmaceuticals Corp. ($PHIO), made eight open market purchases of common shares totaling about $39,000 over the last year. His most recent buy occurred on December 31, 2025. With no open market sales recorded, Bitterman ranks 3,256th among nearly 5,000 insiders for purchase value, below the average of $1.5 million across 3.3 transactions.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 5, 2026 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | A | Common Stock, $.0001 par value | 120000 | $0.00 | 411,421.0000 | 10,764,428 | 41.18% | 1.11% |
| Dec. 31, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | P | Common Stock, $.0001 par value | 5000 | $1.03 | 291,421.0000 | 10,764,428 | 1.75% | 0.05% |
| Dec. 23, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | P | Common Stock, $.0001 par value | 5000 | $1.02 | 286,421.0000 | 10,764,428 | 1.78% | 0.05% |
| Nov. 21, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | P | Common Stock, $.0001 par value | 5000 | $1.14 | 281,421.0000 | 10,764,428 | 1.81% | 0.05% |
| Nov. 18, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | P | Common Stock, $.0001 par value | 5000 | $1.27 | 276,421.0000 | 10,764,428 | 1.84% | 0.05% |
| Sept. 11, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | A | Common Stock, $.0001 par value | 250000 | $0.00 | 271,421.0000 | 4,778,154 | 1167.08% | 5.23% |
| Sept. 11, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres. & CEO | F | Common Stock, $.0001 par value | 4111 | $2.32 | 21,421.0000 | 4,778,154 | 16.10% | 0.09% |
| June 10, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres & CEO | P | Common Stock, $0.0001 par value | 2000 | $2.42 | 27,149.0000 | 4,778,154 | 7.95% | 0.04% |
| June 9, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres & CEO | P | Common Stock, $0.0001 par value | 1500 | $2.75 | 25,149.0000 | 4,778,154 | 6.34% | 0.03% |
| May 22, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres & CEO | P | Common Stock, $0.0001 par value | 1200 | $1.78 | 23,649.0000 | 4,778,154 | 5.35% | 0.03% |
| May 21, 2025 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres & CEO | P | Common Stock, $0.0001 par value | 3000 | $1.77 | 22,449.0000 | 4,778,154 | 15.42% | 0.06% |
| Sept. 11, 2024 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | Chairman, Pres & CEO | A | Common Stock, $0.0001 par value | 15500 | $0.00 | 17,832.0000 | 0 | 664.67% | 0.00% |
| June 7, 2024 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | P | Common stock, $0.0001 par value | 1000 | $0.74 | 20,990.0000 | 0 | 5.00% | 0.00% |
| June 6, 2024 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | P | Common stock, $0.0001 par value | 1000 | $0.75 | 19,990.0000 | 0 | 5.27% | 0.00% |
| Feb. 26, 2024 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | P | Common stock, $0.0001 par value | 2500 | $0.91 | 18,990.0000 | 0 | 15.16% | 0.00% |
| Feb. 20, 2024 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | F | Common stock, $0.0001 par value | 1804 | $0.76 | 16,490.0000 | 0 | 9.86% | 0.00% |
| Oct. 1, 2023 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | F | Common stock, $0.0001 par value | 917 | $1.51 | 18,294.0000 | 0 | 4.77% | 0.00% |
| July 1, 2023 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | P | Common stock, $0.0001 par value | 1000 | $2.84 | 19,211.0000 | 0 | 5.49% | 0.00% |
| June 30, 2023 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | P | Common stock, $0.0001 par value | 1000 | $2.88 | 18,211.0000 | 0 | 5.81% | 0.00% |
| Feb. 20, 2023 | Phio Pharmaceuticals Corp. | $PHIO | Bitterman Robert J | President & CEO | A | Common stock, $0.0001 par value | 11000 | $0.00 | 17,211.0000 | 0 | 177.11% | 0.00% |