ARWR
Arrowhead Pharmaceuticals, Inc.Company with tickers: ARWR
CIK
879407
CUSIP
04280A100
Shares Outstanding
140,857,021
Website
https://www.arrowheadpharma.com
13F Activity (30d)
219 filings
210 filers
Notices of intent to sell restricted or control shares, filed with the SEC on Form 144 by insiders and affiliates. A Form 144 signals a planned sale — it does not confirm the shares were actually sold.
| Filed | Seller | Relationship | Shares | Approx. Sale | Broker |
|---|---|---|---|---|---|
| 2026-03-05 | James Hamilton | Officer | 10,000 | 2026-03-05 | Merrill Lynch |
| 2026-01-05 | James Hamilton | Officer | 39,728 | 2026-01-05 | Merrill Lynch |
| 2026-01-05 | Patrick O'Brien | Officer | 49,493 | 2026-01-05 | Merrill Lynch |
| 2026-01-02 | Christopher Anzalone | Officer | 13,187 | 2026-01-02 | Merrill Lynch |
| 2025-12-29 | Christopher Anzalone | Officer | 51,726 | 2025-12-29 | Merrill Lynch |
| 2025-12-29 | Mauro Ferrari | Director | 7,530 | 2025-12-26 | Merrill Lynch |
| 2025-12-22 | Christopher Anzalone | Officer | 12,586 | 2025-12-22 | Merrill Lynch |
| 2025-12-19 | Victoria Vakiener | Director | 10,040 | 2025-12-19 | Merrill Lynch |
| 2025-12-19 | Adeoye Olukotun | Director | 10,000 | 2025-12-19 | Merrill Lynch |
| 2025-12-19 | Christopher Anzalone | Officer | 13,445 | 2025-12-19 | Merrill Lynch |
| 2025-12-19 | William Waddill | Director | 8,367 | 2025-12-19 | Merrill Lynch |
| 2025-12-17 | Christopher Anzalone | Officer | 85,000 | 2025-12-17 | Merrill Lynch |
| 2025-12-16 | Christopher Anzalone | Officer | 54,298 | 2025-12-16 | Merrill Lynch |
| 2025-12-15 | Christopher Anzalone | Officer | 130,000 | 2025-12-15 | Merrill Lynch |
| 2025-12-05 | Michael Perry | Director | 16,250 | 2025-12-05 | Merrill Lynch |
| 2025-11-28 | Mauro Ferrari | Director | 8,750 | 2025-11-28 | Merrill Lynch |
| 2025-10-01 | James Hamilton | Officer | 20,000 | 2025-10-01 | Merrill Lynch |
| 2025-09-12 | Hamilton James C | Officer | 15,000 | 2025-09-12 | Merrill Lynch |
| 2025-09-02 | Hamilton James C | Officer | 15,000 | 2025-09-02 | Merrill Lynch |
| 2025-08-15 | Hamilton James C | Officer | 9,389 | 2025-08-15 | Merrill Lynch |
| 2025-08-13 | Hamilton James C | Officer | 611 | 2025-08-13 | Merrill Lynch |
| 2025-08-13 | Sarepta Therapeutics, Inc. | Shareholder | 9,265,312 | 2025-08-13 | Jefferies LLC |
| 2025-07-10 | Myszkowski Kenneth Allen | Officer | 40,000 | 2025-07-10 | Merrill Lynch |
| 2025-04-11 | Anzalone Christopher Richard | Officer | 50,800 | 2025-04-11 | Merrill Lynch |
| 2025-04-10 | Anzalone Christopher Richard | Officer | 50,000 | 2025-04-10 | Merrill Lynch |
| 2025-04-09 | Anzalone Christopher Richard | Officer | 40,322 | 2025-04-09 | Merrill Lynch |
| 2025-03-13 | Anzalone Christopher Richard | Officer | 51,425 | 2025-03-13 | Merrill Lynch |
| 2025-03-04 | Anzalone Christopher Richard | Officer | 133,333 | 2025-03-04 | Merrill Lynch |
| 2025-03-03 | Anzalone Christopher Richard | Officer | 166,667 | 2025-03-03 | Merrill Lynch |
| 2025-01-23 | OLUKOTUN ADEOYE Y | Director | 959 | 2025-01-23 | Merrill Lynch |
| 2025-01-07 | O'Brien Patrick | Officer | 8,000 | 2025-01-07 | Merrill Lynch |
| 2025-01-07 | Myszkowski Kenneth Allen | Officer | 8,000 | 2025-01-07 | Merrill Lynch |
| 2025-01-07 | Myszkowski Kenneth Allen | Officer | 10,000 | 2025-01-07 | Merrill Lynch |
| 2025-01-06 | Hamilton James C | Officer | 32,729 | 2025-01-06 | Merrill Lynch |
| 2025-01-06 | Myszkowski Kenneth Allen | Officer | 5,817 | 2025-01-06 | Merrill Lynch |
| 2025-01-06 | O'Brien Patrick | Officer | 29,184 | 2025-01-06 | Merrill Lynch |
| 2025-01-06 | Myszkowski Kenneth Allen | Officer | 5,817 | 2025-01-06 | Merrill Lynch |
| 2025-01-06 | Myszkowski Kenneth Allen | Officer | 9,255 | 2025-01-06 | Merrill Lynch |
| 2025-01-06 | Myszkowski Kenneth Allen | Officer | 6,287 | 2025-01-06 | Merrill Lynch |
| 2025-01-02 | Anzalone Christopher Richard | Officer | 11,520 | 2025-01-02 | Merrill Lynch |
| 2024-12-27 | OLUKOTUN ADEOYE Y | Director | 2,850 | 2024-12-27 | Merrill Lynch |
| 2024-12-23 | Anzalone Christopher Richard | Officer | 12,563 | 2024-12-23 | Merrill Lynch |
| 2024-12-18 | Anzalone Christopher Richard | Officer | 26,712 | 2024-12-18 | Merrill Lynch |
| 2024-12-17 | Waddill William D. | Director | 3,747 | 2024-12-17 | Merrill Lynch |
| 2024-12-17 | GIVEN DOUGLAS B | Director | 547 | 2024-12-17 | Merrill Lynch |
| 2024-12-16 | Waddill William D. | Director | 3,748 | 2024-12-16 | Merrill Lynch |
| 2024-12-16 | GIVEN DOUGLAS B | Director | 5,000 | 2024-12-16 | Merrill Lynch |
| 2024-12-16 | Vakiener Victoria | Director | 8,994 | 2024-12-16 | Merrill Lynch |
| 2024-07-02 | Oliver Tracie | Officer | 9,394 | 2024-07-02 | Merrill Lynch |
| 2024-05-02 | Vakiener Victoria | Officer | 1,799 | 2024-05-02 | Merrill Lynch |
Showing 1–50 of 79 filings