Pinnacle West enters equity distribution agreement for up to $500 million at-the-market share sales

• Pinnacle West entered an equity distribution agreement for an at-the-market offering of up to USD 500 million of common stock.
• Sales may be executed through managers on the NYSE or other permitted channels; managers’ commissions run up to 1% per share sold.
• The program also allows forward sale agreements; the company expects physical settlement, receiving cash based on the forward sale price.
• Forward sale price adjusts daily for an overnight bank rate factor less a spread, reduced for expected dividends during the term.
• The company can suspend sales; the program ends when USD 500 million is sold or the agreement is terminated.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Pinnacle West Capital Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001104659-26-090108), on August 04, 2026, and is solely responsible for the information contained therein.