PNW vs AFRM 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.

Founded in 2012, Affirm is a market leader in the buy-now, pay-later space with around $36 billion in transaction volume in fiscal 2025. Affirm offers both zero-interest financing, which is merchant subsidized, and interest-bearing loans, which function as personal loans that are approved on a per-transaction basis. Over 70% of Affirm's transaction volume comes from its interest-bearing loans, which also comprise the majority of its revenue. Affirm operates in the United States, which accounted for more than 95% of its revenue in 2025, but the firm has also expanded to Canada and the United Kingdom.