MICHAEL PERRY - 05 Dec 2025 Form 4 Insider Report for ARROWHEAD PHARMACEUTICALS, INC. (ARWR)

Role: Director
Signature: /s/Michael Perry
Issuer symbol: ARWR
Transactions as of: 05 Dec 2025
Transactions value $: -$991,738
Form type: 4
Filing time: 09 Dec 2025, 18:04:27 UTC
Previous filing: 20 Dec 2024
Next filing: 18 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
PERRY MICHAEL S	Director	177 E. COLORADO BLVD, SUITE 700, PASADENA	/s/Michael Perry	09 Dec 2025	0001250379

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ARWR	Common Stock	Sale	-$992K	-16.3K	-12.36%	$61.03	115K	05 Dec 2025	Direct	F1, F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $60.90 to $61.54, 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.
F2	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.

Content

The price reported on Column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $60.90 to $61.54, 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.

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.