| Mar 1, 2019 SForm 4 → | Mar 1, 8:42 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 42,500 | $19.99 | $849,575 | 644,606 | −6.19% | plan? |
| Mar 1, 2019 MForm 4 → | Mar 1, 8:42 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 42,500 | $2.01 | $85,425 | 687,106 | — | plan? |
| Feb 25, 2019 SForm 4 → | Feb 27, 7:08 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 42,500 | $18.98 | $806,650 | 644,606 | −6.19% | plan? |
| Feb 25, 2019 MForm 4 → | Feb 27, 7:08 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 42,500 | $2.01 | $85,425 | 687,106 | — | plan? |
| Feb 19, 2019 MForm 4 → | Feb 20, 8:09 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 42,500 | $2.01 | $85,425 | 687,106 | — | plan? |
| Feb 15, 2019 SForm 4 → | Feb 20, 8:09 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 68,750 | $17.86 | $1,227,988 | 644,606 | −9.64% | plan? |
| Feb 8, 2019 SForm 4 → | Feb 12, 8:58 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 242,834 | $16.04 | $3,894,247 | 670,856 | −26.6% | plan? |
| Feb 8, 2019 MForm 4 → | Feb 12, 8:58 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 65,834 | $2.23 | $146,560 | 713,356 | — | plan? |
| Feb 5, 2019 SForm 4 → | Feb 7, 8:35 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 22,500 | $14.48 | $325,800 | 847,856 | −2.59% | plan? |
| Feb 1, 2019 SForm 4 → | Feb 1, 7:51 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 28,500 | $13.85 | $394,725 | 870,356 | −3.17% | plan? |
| Jan 22, 2019 SForm 4 → | Jan 24, 8:53 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 169,500 | $13.54 | $2,295,805 | 898,856 | −15.9% | plan? |
| Jan 14, 2019 SForm 4 → | Jan 16, 8:18 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 42,666 | $14.40 | $614,390 | 1,068,356 | −3.84% | plan? |
| Jan 14, 2019 MForm 4 → | Jan 16, 8:18 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 12,666 | $2.90 | $36,765 | 1,111,022 | — | plan? |
| Jan 2, 2019 SForm 4 → | Jan 3, 7:53 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $11.98 | $239,600 | 1,098,356 | −1.79% | plan? |
| Jan 1, 2019 AForm 4 → | Jan 3, 7:53 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 210,000 | — | — | 1,118,356 | — | plan? |
| Mar 5, 2018 SForm 4 → | Mar 5, 8:48 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $6.73 | $134,600 | 908,356 | −2.15% | plan? |
| Jan 1, 2018 SForm 4 → | Jan 3, 7:25 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $3.69 | $73,800 | 928,356 | −2.11% | plan? |
| Jan 1, 2018 AForm 4 → | Jan 3, 7:25 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 175,000 | — | — | 948,356 | — | plan? |
| Jan 1, 2017 AForm 4 → | Jan 4, 8:27 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 380,000 | — | — | 773,356 | — | plan? |
| Mar 4, 2016 FForm 4 → | Mar 8, 6:36 pm EST | ARROWHEAD RESEARCH CORPARWR | 13,675 | $4.33 | $59,213 | 393,356 | — | plan? |
| Feb 6, 2016 FForm 4 → | Feb 9, 6:41 pm EST | ARROWHEAD RESEARCH CORPARWR | 17,969 | $3.46 | $62,173 | 407,031 | — | plan? |
| Jan 1, 2016 AForm 4 → | Jan 4, 7:22 pm EST | ARROWHEAD RESEARCH CORPARWR | 150,000 | — | — | 425,000 | — | plan? |
| Mar 4, 2015 AForm 4 → | Mar 6, 8:17 pm EST | ARROWHEAD RESEARCH CORPARWR | 150,000 | — | — | 275,000 | — | plan? |