Third-Quarter Financial Results, Conference Call Scheduled for Nov. 2

Pinnacle West Capital Corporation's (NYSE:PNW) board of directors voted today to raise the Company's dividend by about 1.7%, or 6 cents per common share annually. This action will result in an indicated annual dividend of $3.52 per share – or $0.88 per share quarterly. The declared quarterly dividend is payable Dec. 1, 2023, to shareholders of record at the close of business Nov. 1, 2023.

Earnings Release, Webcast and Conference Call

In addition, as previously announced, Pinnacle West plans to release its 2023 third-quarter results before the U.S. financial markets open on Thursday, Nov. 2, 2023.

That same day at noon ET (9 a.m. Arizona time), management will host a live webcast and conference call to discuss financial results and recent developments. The webcast can be accessed at pinnaclewest.com/presentations and will be available for replay on the website for 30 days. To access the live conference call by telephone, dial (888) 506-0062 or (973) 528-0011 for international callers and enter participant access code 608450. A replay of the call also will be available at pinnaclewest.com/presentations or by telephone until 11:59 p.m. ET, Thursday, Nov. 9, 2023, by calling (877) 481-4010 in the U.S. and Canada or (919) 882-2331 internationally and entering replay passcode 49143.

Pinnacle West Capital Corp., an energy holding company based in Phoenix, has consolidated assets of approximately $24 billion, about 6,300 megawatts of generating capacity and nearly 5,900 employees in Arizona and New Mexico. Through its principal subsidiary, Arizona Public Service, the company provides retail electricity service to approximately 1.4 million Arizona homes and businesses. For more information about Pinnacle West, visit the company's website at pinnaclewest.com.

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