PNW vs UHS Comparison

Pinnacle West is a holding company whose principal subsidiary is Arizona Public Service, a vertically integrated electric utility serving approximately 1.4 million customers across a 35,000-square-mile territory in central Arizona, including the Phoenix area. APS owns or leases 6.5 gigawatts of power generation capacity, including a 29% ownership stake in one of the largest nuclear plants in the US, Palo Verde. Half of the electricity that APS supplies to customers comes from clean energy sources, including nuclear.

Universal Health Services primarily offers healthcare services through its behavioral health centers, acute care hospitals, and related outpatient facilities. As of late 2025, the company operated 346 inpatient behavioral health centers, 29 acute care hospitals, and many supportive outpatient facilities. Its operations are concentrated in the US, particularly in Nevada (21% of 2025 operating profits), Texas (19%), and California (13%), although it does have some exposure to the UK behavioral health market (6% of 2025 sales) too. While its acute care services account for over 55% of revenue, the behavioral health centers sport higher margins and account for over 55% of pretax profits.