Key Takeaways PNW's Q2 earnings likely benefited from increased electricity demand from data centers. Lower core O&M costs and higher transmission revenues may have supported PNW's performance.Higher depreciation, amortization, and property taxes may have offset some of PNW's Q2 gains.Pinnacle West Capital Corporation (PNW) is scheduled to release second-quarter 2025 results on Aug. 6, before market open. The company delivered a negative earnings surprise of 180% in the last reported quarter. Let’s discuss ...