Hamilton James C 4
4 · ARROWHEAD PHARMACEUTICALS, INC. · Filed Jan 5, 2026
Insider Transaction Report
Form 4
Hamilton James C
Chief Medical Officer
Transactions
- Sale
Common Stock
2026-01-05$61.24/sh−4,625$283,235→ 207,497 total - Sale
Common Stock
2026-01-05$62.28/sh−6,090$379,285→ 201,407 total - Sale
Common Stock
2026-01-05$63.01/sh−14,792$932,044→ 186,615 total - Sale
Common Stock
2026-01-05$63.95/sh−12,711$812,868→ 173,904 total - Sale
Common Stock
2026-01-05$64.49/sh−1,200$77,388→ 172,704 total - Sale
Common Stock
2026-01-05$65.97/sh−437$28,829→ 172,267 total - Sale
Common Stock
2026-01-05$68.00/sh−309$21,012→ 171,958 total
Footnotes (9)
- [F1]Shares were sold pursuant to a 10b5-1 trading plan adopted by the Reporting Person in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.
- [F2]Partial disposition of shares to satisfy tax withholding obligations.
- [F3]The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $60.80 to $61.66, inclusive. The reporting person undertakes to provide to Arrowhead Pharmaceuticals, Inc., any security holder of Arrowhead Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote of this Form 4.
- [F4]Includes previously reported shares of common stock underlying Restricted Stock Units granted to the Reporting person, a portion of which are still subject to certain vesting conditions.
- [F5]The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $61.84 to $62.60, inclusive. The reporting person undertakes to provide to Arrowhead Pharmaceuticals, Inc., any security holder of Arrowhead Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote of this Form 4.
- [F6]The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $62.61 to $63.56, inclusive. The reporting person undertakes to provide to Arrowhead Pharmaceuticals, Inc., any security holder of Arrowhead Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote of this Form 4.
- [F7]The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $63.57 to $64.41, inclusive. The reporting person undertakes to provide to Arrowhead Pharmaceuticals, Inc., any security holder of Arrowhead Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote of this Form 4.
- [F8]The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $64.44 to $64.70, inclusive. The reporting person undertakes to provide to Arrowhead Pharmaceuticals, Inc., any security holder of Arrowhead Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote of this Form 4.
- [F9]The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $65.90 to $66.12, inclusive. The reporting person undertakes to provide to Arrowhead Pharmaceuticals, Inc., any security holder of Arrowhead Pharmaceuticals, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote of this Form 4.