| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/30/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 3k | $35.53 | $106.6k | | 06/30/2023 |
| 01/05/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 7.2k | $37.40 | $270.4k | | 01/05/2023 |
| 01/05/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 6.6k | $37.40 | $245.8k | | 01/05/2023 |
| 01/04/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Grant | Common Stock | 60k | $0.00 | $0 | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 1.2k | $37.46 | $44.7k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 2.8k | $38.53 | $109.3k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 300 | $39.74 | $11.9k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 136 | $40.54 | $5.5k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 1.6k | $37.49 | $61.6k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 3.7k | $38.52 | $141.8k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 300 | $39.56 | $11.9k | | 01/03/2023 |
| 01/03/2023 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 247 | $40.52 | $10k | | 01/03/2023 |
| 01/05/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 2.3k | $60.51 | $138.6k | | 01/04/2022 |
| 01/05/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 2.1k | $61.84 | $129.9k | | 01/04/2022 |
| 01/05/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 1.1k | $62.64 | $68.9k | | 01/04/2022 |
| 01/05/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 700 | $63.68 | $44.6k | | 01/04/2022 |
| 01/05/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 60 | $64.35 | $3.9k | | 01/04/2022 |
| 01/04/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 10k | $64.89 | $646k | | 01/04/2022 |
| 01/04/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 7.5k | $65.59 | $489.9k | | 01/04/2022 |
| 01/04/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 802 | $67.39 | $54k | | 01/04/2022 |
| 01/04/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 649 | $68.12 | $44.2k | | 01/04/2022 |
| 01/04/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 500 | $69.38 | $34.7k | | 01/04/2022 |
| 01/01/2022 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Grant | Common Stock | 55k | $0.00 | $0 | | 01/01/2022 |
| 01/14/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 6.2k | $80.97 | $500.9k | | 01/14/2021 |
| 01/14/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 3.8k | $81.82 | $312.1k | | 01/14/2021 |
| 01/06/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 700 | $70.89 | $49.6k | | 01/05/2021 |
| 01/06/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 4k | $72.05 | $285.8k | | 01/05/2021 |
| 01/06/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 14.7k | $72.67 | $1.1M | | 01/05/2021 |
| 01/05/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 3.8k | $71.09 | $270.1k | | 01/05/2021 |
| 01/05/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 3.3k | $72.19 | $238.2k | | 01/05/2021 |
| 01/05/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 10.4k | $72.91 | $754.6k | | 01/05/2021 |
| 01/05/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Sale | Common Stock | 1.9k | $73.93 | $142.3k | | 01/05/2021 |
| 01/01/2021 | ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Grant | Common Stock | 50k | $0.00 | $0 | | 01/01/2021 |