Initial Statement of Beneficial Ownership

This filing is an Initial Statement of Beneficial Ownership (Form 3) for Alicia G. Gibbs, Vice President of AVISTA CORP. The report details holdings as of October 1, 2026. Ms. Gibbs directly owns 5,155 shares of Common Stock. Additionally, she indirectly holds 128.2 shares in a 401(k) Plan, identified as 'Estimated Shares held in 401(k)'. The filing indicates no other direct or indirect ownership of securities beyond these stated amounts. The signature date is October 1, 2026.