JPMorgan Chase Reduces Stake in Pinnacle West Capital

Utility company sees institutional investor decrease holdings by over 26%

Mar. 23, 2026 at 8:52am

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JPMorgan Chase & Co. has reduced its stake in Pinnacle West Capital Corporation, the parent company of Arizona utility provider Arizona Public Service, by 26.1% during the third quarter. The financial services firm now owns 395,645 shares of the utilities provider's stock, down from 535,435 shares previously.

Why it matters

This reduction in holdings by a major institutional investor like JPMorgan Chase could signal a shift in market sentiment around Pinnacle West Capital. As one of the largest shareholders, JPMorgan's decision to sell off a significant portion of its stake may influence how other investors view the company's prospects.

The details

According to a filing with the Securities and Exchange Commission, JPMorgan Chase sold 139,790 shares of Pinnacle West Capital during the third quarter. The firm now owns approximately 0.33% of the utility company's outstanding shares, down from 0.45% previously. Pinnacle West Capital operates the Palo Verde Generating Station, the largest nuclear power facility in the United States.

  • JPMorgan Chase reduced its Pinnacle West Capital holdings during the 3rd quarter of 2026.

The players

JPMorgan Chase & Co.

A major American multinational investment bank and financial services company.

Pinnacle West Capital Corporation

The parent company of Arizona utility provider Arizona Public Service, which operates the Palo Verde Generating Station, the largest nuclear power facility in the United States.

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The takeaway

This reduction in holdings by a prominent institutional investor like JPMorgan Chase could signal a shift in market sentiment around Pinnacle West Capital. Investors will be closely watching to see if other major shareholders follow suit or if Pinnacle West is able to attract new investment to offset JPMorgan's sale.