Insider Shareholders with Direct Ownership of Arrowhead Pharmaceuticals, Inc. (ARWR)
This section provides a comprehensive overview of the insiders with direct ownership of Arrowhead Pharmaceuticals, Inc. (ARWR). You can find detailed information about the size and nature of each insider's ownership stake, as well as the latest updates on their holdings.
ARROWHEAD PHARMACEUTICALS, INC. Insider List
| Insider | Adquired | Disposed | Held | # of Trades | Last Transaction |
|---|---|---|---|---|---|
|
Christopher Richard Anzalone
Chief Executive Officer |
3,270,143 | 2,125,077 | 3,805,926 $157 Million | 53 |
Dec 22, 2025
Reduced 0.07%
|
|
Patrick O'Brien
COO and General Counsel |
520,000 | 251,174 | 527,201 $21.8 Million | 19 |
Jan 07, 2025
Reduced 1.49%
|
|
Kenneth Allen Myszkowski
Chief Financial Officer |
427,671 | 303,230 | 455,433 $18.8 Million | 19 |
Jan 07, 2025
Reduced 2.15%
|
|
James C Hamilton
Chief Medical Officer |
340,000 | 246,628 | 212,122 $8.75 Million | 23 |
Oct 01, 2025
Reduced 8.62%
|
|
Martin Javier San
Chief Medical Officer |
135,000 | 86,503 | 198,497 $8.19 Million | 7 |
Jan 05, 2024
Reduced 2.17%
|
|
Tracie Oliver
Chief Commercial Officer |
75,500 | 18,393 | 127,107 $5.24 Million | 5 |
Jul 02, 2024
Reduced 6.88%
|
|
Douglas B Given
Director |
39,409 | 70,058 | 124,167 $5.12 Million | 17 |
Dec 17, 2024
Reduced 0.44%
|
|
Michael S Perry
Director |
62,806 | 24,750 | 123,059 $5.08 Million | 9 |
Dec 16, 2025
Added 5.97%
|
|
James Hassard
Chief Commercial Officer |
0 | 19,250 | 105,750 $4.36 Million | 2 |
Jun 22, 2021
Reduced 3.31%
|
|
Mauro Ferrari
Director |
62,806 | 25,297 | 76,583 $3.16 Million | 10 |
Dec 16, 2025
Added 9.26%
|
|
William D. Waddill
Director |
62,806 | 34,246 | 56,563 $2.33 Million | 14 |
Dec 19, 2025
Reduced 0.88%
|
|
Lu Hongbo
Director |
27,552 | 0 | 54,982 $2.27 Million | 5 |
Dec 16, 2025
Added 12.45%
|
|
Douglas S Ingram
Director |
46,215 | 0 | 46,215 $1.91 Million | 2 |
Dec 16, 2025
Added 14.47%
|
|
Victoria Vakiener
Director |
47,406 | 28,867 | 35,723 $1.47 Million | 10 |
Dec 19, 2025
Reduced 5.2%
|
|
Adeoye Y Olukotun
Director |
62,806 | 34,209 | 33,600 $1.39 Million | 12 |
Dec 19, 2025
Reduced 2.4%
|
|
Marianne De Backer
Director |
24,267 | 9,500 | 31,267 $1.29 Million | 6 |
Jan 10, 2023
Added 20.1%
|
|
Curt Bradshaw
Chief Scientific Officer |
0 | 31,250 | 0 $0 | 2 |
Nov 20, 2020
Reduced 100.0%
|