Perpetual Ltd Boosts Stake in Pinnacle West Capital

Institutional investor increases ownership in Arizona utility company

Apr. 4, 2026 at 11:08am

Got story updates? Submit your updates here. ›

Perpetual Ltd, an investment management firm, grew its position in Pinnacle West Capital Corporation (NYSE:PNW) by 1.2% in the fourth quarter, according to a recent SEC filing. The fund now owns 499,007 shares of the utilities provider's stock, worth approximately $44.3 million.

Why it matters

Pinnacle West Capital is one of the largest electric utility companies in Arizona, serving over 1 million customers. Institutional investors closely monitor ownership changes in major utilities as they can signal market sentiment and future strategic direction.

The details

Perpetual Ltd purchased an additional 5,902 shares of Pinnacle West Capital in the fourth quarter, increasing its total stake to approximately 0.42% of the company's outstanding shares. Other major institutional investors in Pinnacle West include Deroy & Devereaux Private Investment Counsel, Y Intercept Hong Kong, and AE Wealth Management.

  • Perpetual Ltd disclosed the increased stake in a 13F filing for the fourth quarter of 2025.

The players

Perpetual Ltd

An investment management firm that owns a 0.42% stake in Pinnacle West Capital Corporation.

Pinnacle West Capital Corporation

A publicly traded utility holding company headquartered in Phoenix, Arizona that generates, transmits, and distributes electricity to over 1 million customers in central and southern Arizona.

Got photos? Submit your photos here. ›

The takeaway

Perpetual Ltd's increased ownership in Pinnacle West Capital reflects ongoing investor interest in the Arizona utility, which has a diverse generation portfolio including nuclear, natural gas, and growing renewable energy assets.