Christopher Richard Anzalone, CEO of Arrowhead Pharmaceuticals ($ARWR), sold shares on the open market thirty times over the past year, totaling $25.5 million. His most recent sale occurred on January 2, 2026. These transactions rank him 552nd among 11,678 insiders for highest sales volume, well above the average of $8.6 million across 6.4 transactions per insider. He 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. 2, 2026 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 7416 | $65.88 | 3,798,510.0000 | 140,706,000 | 0.19% | 0.01% |
| Jan. 2, 2026 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 5771 | $66.39 | 3,792,739.0000 | 140,706,000 | 0.15% | 0.00% |
| Dec. 29, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Stock Option (right to buy Common Stock) | 35181 | $0.00 | 16,545.0000 | 133,758,000 | 68.01% | 0.03% |
| Dec. 29, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 16545 | $68.69 | 3,805,926.0000 | 133,758,000 | 0.43% | 0.01% |
| Dec. 29, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 35181 | $69.33 | 3,822,471.0000 | 133,758,000 | 0.91% | 0.03% |
| Dec. 29, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Common Stock | 35181 | $6.15 | 3,841,107.0000 | 133,758,000 | 0.92% | 0.03% |
| Dec. 29, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Common Stock | 16545 | $6.15 | 3,857,652.0000 | 133,758,000 | 0.43% | 0.01% |
| Dec. 29, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Stock Option (right to buy Common Stock) | 16545 | $0.00 | 0.0000 | 133,758,000 | 100.00% | 0.01% |
| Dec. 19, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 8147 | $68.01 | 3,819,831.0000 | 133,758,000 | 0.21% | 0.01% |
| Dec. 22, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 2574 | $68.85 | 3,805,926.0000 | 133,758,000 | 0.07% | 0.00% |
| Dec. 22, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 10012 | $68.33 | 3,808,500.0000 | 133,758,000 | 0.26% | 0.01% |
| Dec. 19, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 1319 | $68.48 | 3,818,512.0000 | 133,758,000 | 0.03% | 0.00% |
| Dec. 19, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 3979 | $66.67 | 3,827,978.0000 | 133,758,000 | 0.10% | 0.00% |
| Dec. 17, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 35750 | $64.51 | 3,834,920.0000 | 133,758,000 | 0.92% | 0.03% |
| Dec. 17, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 1981 | $66.30 | 3,831,957.0000 | 133,758,000 | 0.05% | 0.00% |
| Dec. 17, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 982 | $65.53 | 3,833,938.0000 | 133,758,000 | 0.03% | 0.00% |
| Dec. 17, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 46287 | $63.55 | 3,870,670.0000 | 133,758,000 | 1.18% | 0.03% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 1000 | $64.96 | 3,921,644.0000 | 133,758,000 | 0.03% | 0.00% |
| Dec. 12, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | A | Common Stock | 180000 | $0.00 | 4,101,255.0000 | 133,758,000 | 4.59% | 0.13% |
| Dec. 15, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 100532 | $68.67 | 4,000,723.0000 | 133,758,000 | 2.45% | 0.08% |
| Dec. 15, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 21321 | $69.28 | 3,979,402.0000 | 133,758,000 | 0.53% | 0.02% |
| Dec. 15, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 8147 | $69.96 | 3,971,255.0000 | 133,758,000 | 0.20% | 0.01% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 8416 | $60.51 | 3,962,839.0000 | 133,758,000 | 0.21% | 0.01% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 10963 | $61.25 | 3,951,876.0000 | 133,758,000 | 0.28% | 0.01% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 14095 | $62.12 | 3,937,781.0000 | 133,758,000 | 0.36% | 0.01% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 8476 | $62.94 | 3,929,305.0000 | 133,758,000 | 0.22% | 0.01% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 6661 | $64.29 | 3,922,644.0000 | 133,758,000 | 0.17% | 0.00% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 1300 | $65.77 | 3,920,344.0000 | 133,758,000 | 0.03% | 0.00% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 166 | $66.77 | 3,920,178.0000 | 133,758,000 | 0.00% | 0.00% |
| Dec. 16, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 3221 | $67.87 | 3,916,957.0000 | 133,758,000 | 0.08% | 0.00% |
| April 9, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 35305 | $9.93 | 4,027,072.0000 | 124,848,000 | 0.87% | 0.03% |
| April 10, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 50000 | $10.87 | 3,972,055.0000 | 124,848,000 | 1.24% | 0.04% |
| April 9, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 3400 | $10.75 | 4,023,672.0000 | 124,848,000 | 0.08% | 0.00% |
| April 9, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 1617 | $11.76 | 4,022,055.0000 | 124,848,000 | 0.04% | 0.00% |
| April 11, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 50800 | $11.49 | 3,921,255.0000 | 124,848,000 | 1.28% | 0.04% |
| March 13, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | A | Common Stock | 340000 | $0.00 | 4,113,802.0000 | 124,848,000 | 9.01% | 0.27% |
| March 13, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 51425 | $15.07 | 4,062,377.0000 | 124,848,000 | 1.25% | 0.04% |
| March 4, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Common Stock | 133333 | $7.75 | 4,073,802.0000 | 124,848,000 | 3.38% | 0.11% |
| March 3, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Common Stock | 166667 | $7.75 | 3,940,469.0000 | 124,848,000 | 4.42% | 0.13% |
| March 3, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Stock Option (right to buy Common Stock) | 133333 | $0.00 | 51,726.0000 | 124,848,000 | 72.05% | 0.11% |
| March 3, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Stock Option (right to buy Common Stock) | 166667 | $0.00 | 185,059.0000 | 124,848,000 | 47.39% | 0.13% |
| March 4, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 133333 | $17.02 | 3,773,802.0000 | 124,848,000 | 3.41% | 0.11% |
| March 3, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 166667 | $18.03 | 3,907,135.0000 | 124,848,000 | 4.09% | 0.13% |
| Feb. 7, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | A | Common Stock | 9550 | $20.10 | 3,773,802.0000 | 124,848,000 | 0.25% | 0.01% |
| Jan. 2, 2025 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 11520 | $19.05 | 3,764,252.0000 | 124,848,000 | 0.31% | 0.01% |
| Dec. 23, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 12563 | $19.59 | 3,775,772.0000 | 119,784,000 | 0.33% | 0.01% |
| Dec. 18, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | A | Common Stock | 100000 | $0.00 | 3,788,335.0000 | 119,784,000 | 2.71% | 0.08% |
| Dec. 18, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 8260 | $21.74 | 3,694,134.0000 | 119,784,000 | 0.22% | 0.01% |
| Dec. 18, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 12653 | $20.52 | 3,702,394.0000 | 119,784,000 | 0.34% | 0.01% |
| Dec. 18, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 5799 | $22.12 | 3,688,335.0000 | 119,784,000 | 0.16% | 0.00% |
| Jan. 31, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Common Stock | 57499 | $14.54 | 3,772,547.0000 | 106,750,000 | 1.55% | 0.05% |
| Jan. 31, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 37769 | $32.16 | 3,734,778.0000 | 106,750,000 | 1.00% | 0.04% |
| Jan. 31, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 19730 | $32.71 | 3,715,048.0000 | 106,750,000 | 0.53% | 0.02% |
| Jan. 31, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | M | Stock Option (right to buy) | 57499 | $0.00 | 351,726.0000 | 106,750,000 | 14.05% | 0.05% |
| Jan. 2, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 4634 | $30.74 | 3,720,366.0000 | 106,750,000 | 0.12% | 0.00% |
| Jan. 2, 2024 | ARROWHEAD PHARMACEUTICALS, INC. | $ARWR | Anzalone Christopher Richard | Chief Executive Officer | S | Common Stock | 5318 | $31.25 | 3,715,048.0000 | 106,750,000 | 0.14% | 0.00% |