Company: ARWR
Filing Date: 2025-01-29
Form Type: ARS
Source: 0001628280-25-002866
Chunk: 164

Company: ARROWHEAD PHARMACEUTICALS, INC.
Filing Date: 2025-01-29
Form: ARS
Chunk 164
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, ages, and other unique characteristics, such as race, gender and ethnicity The Nomination Committee considers the mix of skills and experience among current and prospective directors with a goal of assembling a Board with complementary skills for the benefit of the Company. Listed below are selected key contributions of each current Board member. The table is not intended to be an exhaustive summary of all the contributions of each Board member. Expertise Given Perry Anzalone Ferrari Olukotun Vakiener Waddill Lu Ingram Biopharma Research & Development X X X X X X X X X Healthcare X X X X X X X X X Drug Development X X X X X X X Executive Leadership X X X X X X X X X Public Company Governance X X X X X X X X X Accounting/Audit X X X X Capital Markets X X X X X X Commercial X X X X X Table of Contents 2025 PROXY STATEMENT Proposal One — Election of Directors 12

Director Tenure 4 1 3 < 5 yrs 5-10 yrs 10-20 yrs Board Diversity The Nomination Committee believes that the Board should represent a diverse mix of skills, regional and industry experience, backgrounds, ages, and other unique characteristics, such as race, gender, and ethnicity. In furtherance of this goal, the Committee is committed to actively seeking out highly qualified diverse candidates (including women and minority candidates) to include in the pool from which Board nominees are chosen. Board Diversity Matrix (As of January 28, 2025) Total Number of Directors #8 Female Male Non-Binary Did Not Disclose Gender Part I: Gender Identity Directors 2 6 0 0 Part II: Demographic Background African American or Black 0 1 0 0 Alaskan Native or Native American 0 0 0 0 Asian 1 0 0 0 Hispanic or Latinx 0 0 0 0 Native Hawaiian or Pacific Islander 0 0 0 0 White 1 5 0 0 Two or More Races or Ethnicities 0 0 0 0 LGBTQ+ 0 Did Not Disclose Demographic Background 0 Table of Contents 2025 PROXY STATEMENT Proposal One — Election of Directors 13

Corporate Governance, Environmental and Social Commitment The following is a summary of our corporate governance, environmental, and social commitment policies and practices: • Lead Independent Director: Because our CEO serves as the Board Chair, we have elected a Lead Independent