Pinnacle West Capital Corp.’s (NYSE: PNW) Board of Directors today declared a quarterly dividend of $0.595 per share of common stock, payable on June 1, 2015, to shareholders of record on May 4, 2015.

Earnings Release, Webcast and Conference Call

In addition, as previously announced, Pinnacle West plans to release its 2015 first-quarter financial results before the U.S. financial markets open on Friday, May 1, 2015.

That same day at 12 noon (ET), the Company also will host a live webcast of management’s conference call to discuss the Company’s results, as well as 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 (877) 407-8035 or (201) 689-8035 for international callers. A replay of the call also will be available until 11:59 p.m. (ET), Friday, May 8, 2015, by calling (877) 660-6853 in the U.S. and Canada or (201) 612-7415 internationally and entering conference ID number 13606144.

Pinnacle West Capital Corp., an energy holding company based in Phoenix, has consolidated assets of about $14 billion, more than 6,400 megawatts of generating capacity and about 6,400 employees in Arizona and New Mexico. Through its principal subsidiary, Arizona Public Service, the Company provides retail electricity service to nearly 1.2 million Arizona homes and businesses. For more information about Pinnacle West, visit the Company’s website at pinnaclewest.com.