# EDGAR Filing Document

**Accession Number:** 0000879407
**File Stem:** 0000879407-26-000029
**Filing Date:** 2026-1
**Character Count:** 1516
**Document Hash:** 81e22412197c811a0815b349150d891f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000879407-26-000029.hdr.sgml**: 20260127

**ACCESSION NUMBER**: 0000879407-26-000029

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260126

**FILED AS OF DATE**: 20260127

**DATE AS OF CHANGE**: 20260126

**EFFECTIVENESS DATE**: 20260127

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ARROWHEAD PHARMACEUTICALS, INC.
- **CENTRAL INDEX KEY:** 0000879407
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **ORGANIZATION NAME:** 03 Life Sciences
- **EIN:** 460408024
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0930

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38042
- **FILM NUMBER:** 26561635

**BUSINESS ADDRESS:**
- **STREET 1:** 177 E COLORADO BLVD
- **STREET 2:** SUITE 700
- **CITY:** PASADENA
- **STATE:** CA
- **ZIP:** 91105
- **BUSINESS PHONE:** 626-696-4702

**MAIL ADDRESS:**
- **STREET 1:** 177 E COLORADO BLVD
- **STREET 2:** SUITE 700
- **CITY:** PASADENA
- **STATE:** CA
- **ZIP:** 91105

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ARROWHEAD RESEARCH CORP
- **DATE OF NAME CHANGE:** 20040112

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** INTERACTIVE GROUP INC
- **DATE OF NAME CHANGE:** 20020509

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** INTERACTIVE INC
- **DATE OF NAME CHANGE:** 19940224

### Attached PDF Documents

**Attachment 1:** `arwrarsproxy2026fy2025jan2.pdf`

_No text found in this document._