Pinnacle West Capital Corporation (PNW) Q3 2025 Earnings Call Summary

1Key Financial Results and Metrics

Earnings Per Share (EPS): Reported at $3.39, a slight increase of $0.02 year-over-year.

Sales Growth: Weather-normalized sales growth of 5.4% for the quarter, with 6.6% growth in commercial and industrial (C&I) sectors and 4.3% in residential sales.

Revised 2025 EPS Guidance: Increased from $4.40-$4.60 to $4.90-$5.10 per share, reflecting strong sales and transmission revenue.

Operating and Maintenance (O&M) Costs: Updated guidance for O&M costs increased to $1.025 billion - $1.045 billion for 2025.

2Strategic Updates and Business Highlights

Operational Performance: Achieved a 100% capacity factor at the Palo Verde Generating Station during the summer, supporting record peak demand.

Economic Growth in Arizona: Strong population growth and economic development, with Maricopa County recognized as the top county for economic development in 2025.

Major Projects: Announced plans for the Desert Sun Power Plant, which will add up to 2,000 megawatts of natural gas generation, with Phase 1 expected to serve customers by late 2030.

Transmission Investments: Committed to significant investments in transmission infrastructure to enhance reliability and support growth, with a cumulative transmission CapEx of $2.6 billion through 2028.

3Forward Guidance and Outlook

2026 EPS Guidance: Expected to be $4.55-$4.75 per share, reflecting normal weather conditions and higher financing costs.

Long-term Sales Growth: Revised growth forecast from 4%-6% to 5%-7% through 2030, driven by strong demand from large load customers and ongoing economic expansion.

Rate Base Growth: Projected rate base growth of 7%-9% through 2028, with potential for extension beyond that period.

4Bad News, Challenges, or Points of Concern

Interest Expense and Dilution: Higher interest expenses and increased share count are impacting earnings, alongside reduced pension and OPEB benefits.

Regulatory Lag: Ongoing regulatory lag is a concern, particularly affecting the timing of rate case outcomes and their impact on financial performance.

Weather Variability: The guidance for 2026 does not account for potential contributions from the pending rate case, which could introduce uncertainty in earnings.

5Notable Q&A Insights

Gas Build and Pipeline Timeline: The new pipeline is expected to be operational by 2029, with generation capacity projects aligned to support committed customers.

Subscription Model: Active discussions are ongoing regarding the subscription model for large load customers, which aims to ensure growth pays for growth while maintaining affordability.

Equity Needs: Approximately 85% of the equity need for 2026 has been priced, with a total forecasted equity need of $1 billion to $1.2 billion through 2028.

Transmission Investment Strategy: Future transmission CapEx is expected to increase, with a focus on both core and strategic projects, although there may be lumpiness in earnings due to the timing of larger projects. This summary encapsulates the key points from the earnings call, highlighting PNW's financial performance, strategic initiatives, and outlook while addressing potential challenges and insights from the Q&A session.