Pinnacl West Cap SEC Filings

Pinnacle West Capital Corporation filed an 8‑K under Item 7.01 stating it will participate in meetings with securities analysts and investors in November 2025 and will use presentation handouts. Those materials are furnished as Exhibit 99.1. The report is a combined submission with Arizona Public Service Company, and each registrant furnishes information pertaining to itself.

Pinnacle West Capital Corporation (PNW) reported Q3 2025 results. Operating revenues were $1,820,741, up from $1,768,801 a year ago. Operating income rose to $581,846, and net income attributable to common shareholders was $413,208. Diluted EPS was $3.39 versus $3.37 in Q3 2024.

Costs were mixed: fuel and purchased power were $655,969, while operations and maintenance declined to $299,617. Interest expense increased to $111,200. Year‑to‑date, net cash provided by operating activities was $1,328,315 against capital expenditures of $1,955,102. The company issued $1,742,754 of long‑term debt year‑to‑date and repaid $800,000.

At quarter‑end, total assets were $29,892,905, long‑term debt was $9,204,259, and cash and cash equivalents were $30,885. Shares outstanding were 119,690,399 as of October 28, 2025. APS, the regulated utility subsidiary, posted operating revenues of $1,820,741 and net income attributable to the common shareholder of $427,424. In September 2025, APS purchased two Palo Verde leased interests, ending consolidation of those leases; one VIE lease remains active.

Pinnacle West Capital Corporation filed an 8-K announcing that it furnished a press release covering financial results for the quarter ended September 30, 2025. The release is provided under Item 2.02 and attached as Exhibit 99.1.

Under Item 7.01, the company also furnished a slide presentation used on its November 3, 2025 earnings call. The slides include operating results for the quarter and an earnings outlook for 2025 and 2026. The presentation is attached as Exhibit 99.2 and posted on the company’s website.

Pinnacle West Capital Corporation filed an 8-K announcing plans to participate in analyst and investor meetings in October 2025, with presentation handouts furnished as Exhibit 99.1.

This is a combined submission with Arizona Public Service Company, with each registrant furnishing information applicable to itself under Item 7.01 (Regulation FD). The filing also lists the Cover Page Interactive Data File as Exhibit 104.

Capital Research Global Investors (CRGI), an investment management division of Capital Research and Management Company and affiliated entities, reports beneficial ownership of 15,095,112 shares of Pinnacle West Capital Corp common stock, representing 12.6% of the 119,399,009 shares believed to be outstanding. CRGI states it has sole voting power and sole dispositive power over these shares and is classified as an investment adviser (IA). The filing notes these securities are held in the ordinary course of business and were not acquired to change or influence control of the issuer.

Barrow Hanley Mewhinney & Strauss LLC reports beneficial ownership of 6,487,007 shares of Pinnacle West Capital Corp common stock, representing 5.43% of the class. The filing shows the firm has sole voting power over 4,516,996 shares and shared voting power over 1,970,011 shares, with sole dispositive power for all 6,487,007 shares and no shared dispositive power. The statement includes a certification that the securities are held in the ordinary course of business and were not acquired to change or influence control of the issuer. This disclosure informs investors of a material institutional stake and the holder's voting and disposition authorities.