David Zaccardelli, President and CEO of Verona Pharma plc ($VRNA), sold about $17.2 million in company shares through 9 open market transactions over the last year. His most recent sale occurred on August 1, 2025. These sales rank him 753rd among nearly 12,000 insiders by total value sold, above the average of $8.6 million per insider across roughly 6.4 transactions. Zaccardelli made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 5, 2026 | SAB Biotherapeutics, Inc. | $SABS | ZACCARDELLI DAVID | Not found | A | Stock Option (right to buy) | 240000 | $0.00 | 240,000.0000 | 77,863,263 | 9999.99% | 0.31% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Ordinary Shares | 3285280 | $0.00 | 3,285,280.0000 | 727,223,000 | 9999.99% | 0.45% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | D | Ordinary Shares | 12176144 | $0.00 | 0.0000 | 727,223,000 | 100.00% | 1.67% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | D | Ordinary Shares | 3285280 | $0.00 | 0.0000 | 727,223,000 | 100.00% | 0.45% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Unit | 1649952 | $0.00 | 0.0000 | 727,223,000 | 100.00% | 0.23% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Restricted Share Unit | 1649952 | $0.00 | 1,649,952.0000 | 727,223,000 | 9999.99% | 0.23% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Unit | 445536 | $0.00 | 0.0000 | 727,223,000 | 100.00% | 0.06% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Unit | 389792 | $0.00 | 0.0000 | 727,223,000 | 100.00% | 0.05% |
| Oct. 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Unit | 800000 | $0.00 | 0.0000 | 727,223,000 | 100.00% | 0.11% |
| Aug. 29, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | G | Ordinary Shares | 1200000 | $0.00 | 12,176,144.0000 | 727,223,000 | 8.97% | 0.17% |
| Aug. 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 208912 | $13.14 | 13,376,144.0000 | 727,223,000 | 1.54% | 0.03% |
| Aug. 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Stock Units | 200000 | $0.00 | 800,000.0000 | 727,223,000 | 20.00% | 0.03% |
| Aug. 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Stock Units | 55696 | $0.00 | 389,792.0000 | 727,223,000 | 12.50% | 0.01% |
| Aug. 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Ordinary Shares | 255696 | $0.00 | 13,585,056.0000 | 727,223,000 | 1.92% | 0.04% |
| July 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Units | 229512 | $0.00 | 445,536.0000 | 727,223,000 | 34.00% | 0.03% |
| July 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Ordinary Shares | 229512 | $0.00 | 13,419,680.0000 | 727,223,000 | 1.74% | 0.03% |
| July 8, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 90320 | $11.44 | 13,329,360.0000 | 727,223,000 | 0.67% | 0.01% |
| July 7, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Restricted Share Units | 675048 | $0.00 | 675,048.0000 | 727,223,000 | 9999.99% | 0.09% |
| June 11, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 400000 | $11.40 | 13,190,168.0000 | 652,311,000 | 2.94% | 0.06% |
| May 29, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 208696 | $9.33 | 13,590,168.0000 | 652,311,000 | 1.51% | 0.03% |
| May 28, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 157704 | $9.30 | 13,798,864.0000 | 652,311,000 | 1.13% | 0.02% |
| May 27, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 33600 | $9.53 | 13,956,568.0000 | 652,311,000 | 0.24% | 0.01% |
| May 2, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 400000 | $9.09 | 13,990,168.0000 | 652,311,000 | 2.78% | 0.06% |
| May 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 108272 | $8.95 | 14,268,904.0000 | 652,311,000 | 0.75% | 0.02% |
| May 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Ordinary Shares | 200000 | $0.00 | 14,468,904.0000 | 652,311,000 | 1.40% | 0.03% |
| May 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 78736 | $8.95 | 14,390,168.0000 | 652,311,000 | 0.54% | 0.01% |
| May 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Units | 200000 | $0.00 | 1,000,000.0000 | 652,311,000 | 16.67% | 0.03% |
| April 29, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Ordinary Shares | 229512 | $0.00 | 14,467,536.0000 | 652,311,000 | 1.61% | 0.04% |
| April 29, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 90360 | $8.98 | 14,377,176.0000 | 652,311,000 | 0.62% | 0.01% |
| Aug. 7, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Restricted Share Units | 1200000 | $0.00 | 1,200,000.0000 | 648,217,000 | 9999.99% | 0.19% |
| April 29, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | M | Restricted Share Units | 229512 | $0.00 | 445,488.0000 | 652,311,000 | 34.00% | 0.04% |
| April 29, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Restricted Share Units | 675000 | $0.00 | 675,000.0000 | 652,311,000 | 9999.99% | 0.10% |
| Feb. 3, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 166728 | $7.16 | 14,238,024.0000 | 652,311,000 | 1.16% | 0.03% |
| Feb. 1, 2025 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Ordinary Shares | 200000 | $0.00 | 14,404,752.0000 | 652,311,000 | 1.41% | 0.03% |
| Dec. 4, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 67608 | $5.00 | 15,007,816.0000 | 648,217,000 | 0.45% | 0.01% |
| Dec. 5, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 640264 | $5.01 | 14,367,552.0000 | 648,217,000 | 4.27% | 0.10% |
| Dec. 6, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 162800 | $5.01 | 14,204,752.0000 | 648,217,000 | 1.13% | 0.03% |
| Nov. 27, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 23240 | $5.00 | 15,177,512.0000 | 648,217,000 | 0.15% | 0.00% |
| Dec. 2, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 3200 | $5.00 | 15,075,424.0000 | 648,217,000 | 0.02% | 0.00% |
| Nov. 29, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 98888 | $5.01 | 15,078,624.0000 | 648,217,000 | 0.65% | 0.02% |
| Nov. 25, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 1600 | $5.00 | 15,200,752.0000 | 648,217,000 | 0.01% | 0.00% |
| Nov. 11, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 2400 | $5.00 | 15,202,352.0000 | 648,217,000 | 0.02% | 0.00% |
| Nov. 4, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 94144 | $4.39 | 15,204,752.0000 | 648,217,000 | 0.62% | 0.01% |
| Nov. 1, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 46888 | $4.38 | 15,298,896.0000 | 648,217,000 | 0.31% | 0.01% |
| Oct. 30, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Ordinary Shares | 800000 | $0.00 | 15,391,736.0000 | 648,217,000 | 5.48% | 0.12% |
| Nov. 1, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Ordinary Shares | 200000 | $0.00 | 15,591,736.0000 | 648,217,000 | 1.30% | 0.03% |
| Nov. 1, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 245952 | $4.24 | 15,345,784.0000 | 648,217,000 | 1.58% | 0.04% |
| Oct. 25, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 4800 | $4.38 | 14,591,736.0000 | 648,217,000 | 0.03% | 0.00% |
| Oct. 23, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 16 | $4.38 | 14,736,536.0000 | 648,217,000 | 0.00% | 0.00% |
| Oct. 24, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 140000 | $4.38 | 14,596,536.0000 | 648,217,000 | 0.95% | 0.02% |
| Oct. 21, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 110456 | $4.38 | 14,894,464.0000 | 648,217,000 | 0.74% | 0.02% |
| Oct. 18, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 245784 | $4.38 | 15,004,920.0000 | 648,217,000 | 1.61% | 0.04% |
| Oct. 22, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 157912 | $4.39 | 14,736,552.0000 | 648,217,000 | 1.06% | 0.02% |
| Sept. 11, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 600000 | $3.76 | 15,250,704.0000 | 648,217,000 | 3.79% | 0.09% |
| Aug. 12, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 1600 | $3.13 | 16,249,104.0000 | 648,217,000 | 0.01% | 0.00% |
| Aug. 13, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 8216 | $3.25 | 15,850,704.0000 | 648,217,000 | 0.05% | 0.00% |
| Aug. 13, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | S | Ordinary Shares | 390184 | $3.20 | 15,858,920.0000 | 648,217,000 | 2.40% | 0.06% |
| Aug. 7, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | A | Ordinary Shares | 800000 | $0.00 | 16,565,504.0000 | 648,217,000 | 5.07% | 0.12% |
| Aug. 7, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 314800 | $2.62 | 16,250,704.0000 | 648,217,000 | 1.90% | 0.05% |
| Aug. 1, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 88544 | $2.83 | 15,765,504.0000 | 648,217,000 | 0.56% | 0.01% |
| May 1, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 88544 | $1.93 | 15,854,048.0000 | 634,143,000 | 0.56% | 0.01% |
| Feb. 1, 2024 | Verona Pharma plc | $VRNA | ZACCARDELLI DAVID | President and CEO | F | Ordinary Shares | 480200 | $2.29 | 15,942,592.0000 | 634,143,000 | 2.92% | 0.08% |