Diaz Allene M., a director at IONIS Pharmaceuticals Inc. ($IONS), sold about 4.4 million dollars worth of company shares in four open market transactions over the last year. Her most recent sale occurred on March 3, 2026. These sales rank her 2112th among 11,678 individual insiders by total value sold, below the average of 8.6 million dollars across about 6.4 transactions per insider. She 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 14608 | $79.88 | 4,816.0000 | 158,964,772 | 75.21% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Non-Qualified Stock Option (right to buy) | 10321 | $0.00 | 0.0000 | 158,964,772 | 100.00% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Common Stock | 10321 | $41.08 | 28,689.0000 | 158,964,772 | 56.19% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Common Stock | 12000 | $38.06 | 40,689.0000 | 158,964,772 | 41.83% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Common Stock | 18000 | $40.05 | 58,689.0000 | 158,964,772 | 44.24% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 39265 | $79.11 | 19,424.0000 | 158,964,772 | 66.90% | 0.02% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Non-Qualified Stock Option (right to buy) | 18000 | $0.00 | 0.0000 | 158,964,772 | 100.00% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Non-Qualified Stock Option (right to buy) | 12000 | $0.00 | 0.0000 | 158,964,772 | 100.00% | 0.01% |
| March 3, 2026 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 1005 | $80.80 | 3,811.0000 | 158,964,772 | 20.87% | 0.00% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | D | Stock Option (right to buy) | 1571 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.03% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | D | Stock Option (right to buy) | 734 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.01% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | D | Stock Option (right to buy) | 1800 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.04% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | U | Common Stock | 578 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.01% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | D | Stock Option (right to buy) | 2460 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.05% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | D | Stock Option (right to buy) | 416 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.01% |
| Jan. 6, 2026 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | D | Stock Option (right to buy) | 2200 | $0.00 | 0.0000 | 4,998,750 | 100.00% | 0.04% |
| Aug. 22, 2025 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 1427 | $42.53 | 18,368.0000 | 158,964,772 | 7.21% | 0.00% |
| July 15, 2025 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Restricted Stock Unit | 4079 | $0.00 | 5,220.0000 | 158,964,772 | 43.86% | 0.00% |
| July 15, 2025 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Common Stock | 4079 | $0.00 | 19,795.0000 | 158,964,772 | 25.95% | 0.00% |
| July 1, 2025 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | A | Restricted Stock Unit | 5220 | $0.00 | 9,299.0000 | 158,964,772 | 127.97% | 0.00% |
| July 1, 2025 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | A | Non-Qualified Stock Option (right to buy) | 11518 | $0.00 | 11,518.0000 | 158,964,772 | 9999.99% | 0.01% |
| June 12, 2025 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | A | Stock Option (right to buy) | 61500 | $0.00 | 61,500.0000 | 124,631,339 | 9999.99% | 0.05% |
| July 15, 2024 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Common Stock | 4677 | $0.00 | 17,353.0000 | 0 | 36.90% | 0.00% |
| July 16, 2024 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 900 | $48.94 | 16,453.0000 | 0 | 5.19% | 0.00% |
| July 16, 2024 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 737 | $50.17 | 15,716.0000 | 0 | 4.48% | 0.00% |
| July 15, 2024 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Restricted Stock Unit | 4677 | $0.00 | 4,079.0000 | 0 | 53.41% | 0.00% |
| July 1, 2024 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | A | Non-Qualified Stock Option (right to buy) | 10111 | $0.00 | 10,111.0000 | 0 | 9999.99% | 0.00% |
| July 1, 2024 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | A | Restricted Stock Unit | 4079 | $0.00 | 8,756.0000 | 0 | 87.21% | 0.00% |
| June 11, 2024 | Mersana Therapeutics, Inc. | $MRSN | Diaz Allene M. | Director | A | Stock Option (right to buy) | 55000 | $0.00 | 55,000.0000 | 0 | 9999.99% | 0.00% |
| Aug. 1, 2023 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | S | Common Stock | 657 | $41.05 | 12,676.0000 | 0 | 4.93% | 0.00% |
| July 17, 2023 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Common Stock | 5333 | $0.00 | 13,333.0000 | 0 | 66.66% | 0.00% |
| July 17, 2023 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | M | Restricted Stock Unit | 5333 | $0.00 | 4,677.0000 | 0 | 53.28% | 0.00% |
| July 3, 2023 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | A | Non-Qualified Stock Option (right to buy) | 10321 | $0.00 | 10,321.0000 | 0 | 9999.99% | 0.00% |
| July 3, 2023 | IONIS PHARMACEUTICALS INC | $IONS | Diaz Allene M. | Director | A | Restricted Stock Unit | 4677 | $0.00 | 10,010.0000 | 0 | 87.70% | 0.00% |