| Feb 19, 2019 SForm 4 → | Feb 20, 8:12 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 8,000 | $18.00 | $144,000 | 305,607 | −2.55% | plan? |
| Feb 19, 2019 MForm 4 → | Feb 20, 8:12 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 8,000 | $5.20 | $41,600 | 313,607 | — | plan? |
| Jan 17, 2019 SForm 4 → | Jan 18, 7:00 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 81,875 | $14.55 | $1,191,281 | 305,607 | −21.1% | plan? |
| Jan 2, 2019 SForm 4 → | Jan 3, 7:55 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 8,333 | $11.98 | $99,829 | 387,482 | −2.11% | plan? |
| Jan 1, 2019 AForm 4 → | Jan 3, 7:55 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 85,000 | — | — | 395,815 | — | plan? |
| Sep 6, 2018 SForm 4 → | Sep 10, 6:32 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 45,000 | $19.34 | $870,200 | 310,815 | −12.6% | plan? |
| Sep 6, 2018 MForm 4 → | Sep 10, 6:32 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 45,000 | $3.57 | $160,500 | 355,815 | — | plan? |
| Jun 19, 2018 SForm 4 → | Jun 20, 9:18 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $14.01 | $280,200 | 310,815 | −6.05% | plan? |
| Jun 19, 2018 MForm 4 → | Jun 20, 9:18 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $2.01 | $40,200 | 330,815 | — | plan? |
| May 30, 2018 SForm 4 → | Jun 1, 5:34 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 14,000 | $11.00 | $154,000 | 310,815 | −4.31% | plan? |
| May 30, 2018 MForm 4 → | Jun 1, 5:34 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 14,000 | $2.01 | $28,140 | 323,415 | — | plan? |
| Mar 27, 2018 SForm 4 → | Mar 27, 7:46 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $8.00 | $160,000 | 310,815 | −6.05% | plan? |
| Mar 27, 2018 MForm 4 → | Mar 27, 7:46 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $2.01 | $40,200 | 330,815 | — | plan? |
| Mar 5, 2018 FForm 4 → | Mar 5, 8:46 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 8,208 | $6.66 | $54,665 | 310,815 | — | plan? |
| Jan 1, 2018 AForm 4 → | Jan 3, 7:28 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 75,000 | — | — | 319,023 | — | plan? |
| Jun 8, 2017 GForm 5 → | Oct 6, 4:14 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 16,666 | — | — | 244,023 | — | plan? |
| Jan 1, 2017 AForm 4 → | Jan 4, 8:31 pm EST | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 145,000 | — | — | 260,689 | — | plan? |
| Aug 22, 2016 SForm 4/A → | Aug 26, 5:52 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $8.00 | $160,000 | 115,689 | −14.7% | plan? |
| Aug 22, 2016 MForm 4/A → | Aug 26, 5:52 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $2.01 | $40,200 | 122,589 | — | plan? |
| Aug 22, 2016 SForm 4 → | Aug 24, 6:39 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $8.00 | $160,000 | 115,689 | −14.7% | plan? amended |
| Aug 22, 2016 MForm 4 → | Aug 24, 6:39 pm EDT | ARROWHEAD PHARMACEUTICALS, INC.ARWR | 20,000 | $2.01 | $40,200 | 122,589 | — | plan? amended |
| Mar 4, 2016 FForm 4 → | Mar 8, 6:39 pm EST | ARROWHEAD RESEARCH CORPARWR | 6,263 | $4.33 | $27,119 | 115,689 | — | plan? |
| Feb 6, 2016 FForm 4 → | Feb 9, 6:45 pm EST | ARROWHEAD RESEARCH CORPARWR | 13,048 | $3.46 | $45,146 | 121,952 | — | plan? |
| Dec 30, 2015 SForm 4 → | Jan 4, 2016, 7:19 pm EST | ARROWHEAD RESEARCH CORPARWR | 23,347 | $6.13 | $143,117 | 85,000 | −21.5% | plan? |
| Dec 30, 2015 AFForm 4 → | Jan 4, 2016, 7:19 pm EST | ARROWHEAD RESEARCH CORPARWR | 63,153 | $6.13 | $80,628 | 135,000 | — | plan? |
| Mar 4, 2015 AForm 4 → | Mar 6, 8:07 pm EST | ARROWHEAD RESEARCH CORPARWR | 50,000 | — | — | 121,500 | — | plan? |