| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 6 | A | 75,000 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 6 | G | 440 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 6 | G | 440 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 6 | G | 540 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 6 | G | 540 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 6 | G | 540 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 46 | $68.00 | $3K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 2,336 | $64.04 | $150K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 5,873 | $62.91 | $369K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 900 | $62.25 | $56K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 600 | $61.12 | $37K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 313 | $68.00 | $21K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 900 | $66.01 | $59K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 2,700 | $64.44 | $174K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 11,842 | $63.84 | $756K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 13,451 | $62.96 | $847K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 6,164 | $62.23 | $384K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Jan 5 | SPLAN | 4,368 | $61.20 | $267K |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Dec 31 | GPLAN | 560 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Dec 31 | GPLAN | 560 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Dec 31 | GPLAN | 560 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Dec 31 | GPLAN | 560 | $0.00 | — |
| ARROWHEAD PHARMACEUTICALS, INC. | ARWR | Patrick O'BrienCOO | Dec 31 | GPLAN | 560 | $0.00 | — |