First Trust Advisors Increases Stake in Pinnacle West Capital

Institutional investor adds 76,930 shares to its position in the Arizona utility company.

Published on Mar. 9, 2026

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First Trust Advisors LP increased its stake in Pinnacle West Capital Corporation (NYSE:PNW) by 6.3% during the 3rd quarter, according to a recent SEC filing. The institutional investor now owns 1,307,421 shares of the utilities provider's stock, worth approximately $117.22 million.

Why it matters

Pinnacle West Capital is a major utility company serving customers across central and southern Arizona. The increase in First Trust Advisors' stake suggests the investment firm sees continued growth potential in the company, which operates the largest nuclear power plant in the U.S. and is expanding its renewable energy portfolio.

The details

First Trust Advisors acquired an additional 76,930 shares of Pinnacle West Capital during the 3rd quarter, bringing its total position to 1,307,421 shares. This represents about 1.09% of the company's outstanding stock. The investment firm cited the utility's stable financial performance and growth prospects as reasons for increasing its stake.

  • First Trust Advisors disclosed the increased stake in a 13F filing with the SEC on March 9, 2026.
  • The additional 76,930 shares were acquired during the 3rd quarter of 2025.

The players

First Trust Advisors LP

An investment management firm that oversees over $200 billion in assets, including a significant position in Pinnacle West Capital.

Pinnacle West Capital Corporation

A utility holding company that provides electricity to over 1 million customers in central and southern Arizona, including the Phoenix metropolitan area.

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The takeaway

The increased stake by First Trust Advisors suggests continued confidence in Pinnacle West Capital's ability to navigate the evolving energy landscape and maintain its position as a leading utility provider in Arizona.