Avista Corp. Board Declares Common Stock Dividend

Avista Corp.’s board of directors has declared a quarterly dividend of $0.4925 per share on the company’s common stock, with an annualized dividend totaling $1.97. This common stock dividend is scheduled to be payable on September 14, 2026, to shareholders of record at the close of business on August 18, 2026.

The board of directors has the sole discretion to declare dividends and regularly reviews the dividend level, considering various factors such as financial results, business strategies, and prevailing economic and competitive conditions.

Avista Corp. is an energy company that operates in the production, transmission, and distribution of energy, in addition to other energy-related activities. Avista Utilities, its operating division, provides electric service to 429,000 customers and natural gas to 386,000 customers across a service area of 34,000 square miles in eastern Washington, northern Idaho, and parts of southern and eastern Oregon, serving a total population of 1.5 million. Additionally, Alaska Energy and Resources Company, an Avista subsidiary, provides retail electric service in Juneau, Alaska, through its subsidiary Alaska Electric Light and Power Company. Avista stock is traded under the ticker symbol "AVA." For further information about Avista, visit avistacorp.com.

This announcement includes forward-looking statements regarding the company’s current expectations, which are subject to various risks and uncertainties. These statements, which are not historical facts, are based on the company’s expectations as of the date of the announcement and may differ materially from actual results due to various factors, including those discussed in the company’s Annual Report on Form 10-K for the year ended December 31, 2025, and the Quarterly Report on Form 10-Q for the quarter ended June 30, 2026.

For media inquiries, the Avista 24/7 Media Line can be reached at (509) 495-4174. For specific media inquiries, contact Lena Funston at (509) 495-8090 or via email at lena.funston@avistacorp.com. For investor-related questions, reach Stacey Walters at (509) 495-2046 or by email at stacey.walters@avistacorp.com.