8-K: Pinnacle West Capital Highlights Robust Arizona Growth and Strong Financial Outlook in May Investor Meetings

Pinnacle West Capital Corporation and Arizona Public Service Company presented a positive outlook for growth, financial performance, and strategic initiatives, emphasizing a rapidly expanding service territory and an improved regulatory environment.

Summary

• Pinnacle West Capital Corporation (PNW) and Arizona Public Service Company (APS) are participating in investor meetings in May 2025, utilizing detailed handouts.
• The company reported consolidated assets of $26 billion and a market capitalization of $9.64 billion as of December 31, 2024, serving 1.4 million customers with 6.5 GW of owned or leased generating capacity.
• Currently, 54% of the company's energy comes from clean sources, with a retail sales mix of 52% residential and 48% non-residential.
• Arizona's economy continues to be robust, with Maricopa County ranking third nationally for growth and Phoenix being a top growth market for manufacturing and industrial real estate.
• APS experienced residential customer growth of 2.1% in 2024, with an estimated 1.5%-2.5% for 2025, aligning with the national average.
• The company has an improved regulatory environment, including the approval of a Formula Rate Policy Statement and continued support for adjustor mechanisms like the System Reliability Benefit (SRB) Surcharge.
• The SRB mechanism allows for recovery of new generation costs at prevailing WACC less 100bps, approximately 180 days after in-service, with projects like Agave BESS (150 MW), Sundance Expansion (90 MW), and Ironwood Solar (168 MW) expected in 2026, and Redhawk Expansion (397 MW) in 2028.
• Pinnacle West projects long-term EPS growth of 5%-7% CAGR off its original 2024 midpoint for the 2024-2028 period.
• The capital expenditure plan for 2024-2027 totals $9.66 billion, with significant investments in transmission ($2.40 billion) and generation ($2.06 billion).
• The company aims to maintain a healthy capital structure, with APS's equity layer above 50% and PNW's FFO/Debt in the 14%-16% range, supported by an optimized financing plan including approximately $700-$900 million in PNW equity from 2025-2027.
• O&M guidance for 2025 is projected at $910-$920 million, a reduction from $955 million in 2024, reflecting a focus on cost control and customer affordability.
• Annualized dividends per share were $3.58 in 2024, with a long-term dividend growth target and a payout ratio managed into the 65-75% range.
• As of March 31, 2025, approximately 187,140 residential grid-tied solar PV systems, totaling 1,676 MWdc, have been installed in APS's service territory.

Sentiment

Score: 9

Explanation: The document presents a highly positive outlook, emphasizing strong customer growth, an improved regulatory environment, robust capital investment plans, consistent financial targets (EPS growth, dividends), and a commitment to clean energy and customer affordability. The tone is confident and forward-looking, with detailed metrics supporting the optimistic narrative.

Positives

• Rapidly growing service territory in Arizona, with strong residential customer growth (2.1% in 2024, 1.5%-2.5% estimated for 2025) and significant commercial and industrial expansion.
• Improved regulatory environment with constructive outcomes, including approval of a Formula Rate Policy Statement and continued support for adjustor mechanisms like the System Reliability Benefit (SRB) Surcharge, which reduces regulatory lag.
• Commitment to clean energy, with 54% of current energy from clean sources and a goal of 100% clean, carbon-free electricity by 2050.
• Significant capital investment plan of $9.66 billion for 2024-2027, driving strong rate base growth and supporting reliability and growth.
• Projected long-term EPS growth of 5%-7% CAGR from 2024-2028, indicating a solid financial outlook.
• Focus on customer affordability, with APS rates increasing at an average annual rate of 2.53% from 2018-2024, well below the Phoenix CPI of 4.75% and national CPI of 3.78% over the same period.
• Improved J.D. Power Customer Satisfaction Survey Rankings, moving from the 4th quartile to the 2nd quartile for both residential and business customers.
• Optimized financing plan supporting a balanced capital structure and maintaining solid investment-grade credit ratings (APS: Baa1/BBB+/BBB+; PNW: Baa2/BBB+/BBB).
• Proven track record of dividend growth, with a ~4.1% DPS CAGR from 2015-2024 and a target payout ratio of 65-75%.

Risks

• Uncertainties associated with the current and future economic environment, including economic growth rates, labor market conditions, inflation, supply chain delays, increased expenses, volatile capital markets, or other unpredictable effects.
• Current and future economic conditions in Arizona, such as the housing market and overall business and regulatory environment.
• Ability to manage capital expenditures and operations and maintenance costs while maintaining reliability and customer service levels.
• The direct or indirect effect on facilities or business from cybersecurity threats or occurrences.
• Variations in demand for electricity, including those due to weather, seasonality, the general economy or social conditions, customer and sales growth (or decline), the effects of energy conservation measures and distributed generation, and technological advancements.
• The potential effects of climate change on the electric system, including as a result of weather extremes such as prolonged drought and high temperature variations.
• Power plant and transmission system performance and outages.
• Competition in retail and wholesale power markets.
• Regulatory and judicial decisions, developments, and proceedings; new legislation, ballot initiatives and regulation or interpretations of existing legislation or regulations, including those relating to environmental requirements, regulatory and energy policy, nuclear plant operations and potential deregulation of retail electric markets.
• Fuel and water supply availability.
• Ability to achieve timely and adequate rate recovery of costs through rates and adjustor recovery mechanisms, including returns on and of debt and equity capital investment.
• Ability to meet renewable energy and energy efficiency mandates and recover related costs.
• Ability to achieve clean energy goals (including a goal by 2050 of 100% clean, carbon-free electricity) and, if these goals are achieved, the impact of such achievement on APS, its customers, and its business, financial condition, and results of operations.
• Risks inherent in the operation of nuclear facilities, including spent fuel disposal uncertainty.
• Data security breaches, terrorist attack, physical attack, severe storms, or other catastrophic events, such as fires, explosions, pandemic health events or similar occurrences.
• The development of new technologies which may affect electric sales or delivery, including as a result of delays in the development and application of new technologies.
• The cost of debt, including increased cost as a result of rising interest rates, and equity capital and the ability to access capital markets when required.
• Environmental, economic, and other concerns surrounding coal-fired generation, including regulation of greenhouse gas emissions.
• Volatile fuel and purchased power costs.
• The investment performance of the assets of nuclear decommissioning trust, captive insurance cell, coal mine reclamation escrow, pension, and other postretirement benefit plans and the resulting impact on future funding requirements.
• The liquidity of wholesale power markets and the use of derivative contracts in the business.
• Potential shortfalls in insurance coverage.
• New accounting requirements or new interpretations of existing requirements.
• Generation, transmission and distribution facilities and system conditions and operating costs.
• Ability to meet the anticipated future need for additional generation and associated transmission facilities in the region.
• The willingness or ability of counterparties, power plant participants and power plant landowners to meet contractual or other obligations or extend the rights for continued power plant operations.
• Restrictions on dividends or other provisions in credit agreements and ACC orders.

Future Outlook

Pinnacle West projects a solid long-term financial outlook with an EPS growth target of 5%-7% CAGR from its original 2024 midpoint through 2028. This growth is expected to be driven by continued economic development and customer growth in Arizona, an optimized capital plan of $9.66 billion for 2024-2027, and an improved regulatory environment that supports timely cost recovery. The company is committed to achieving 100% clean, carbon-free electricity by 2050 and plans to manage its capital structure with accretive equity while maintaining strong credit ratings and a competitive shareholder dividend.

Management Comments

• "We are focused on solid execution and are optimistic for the future."
• "We are focused on maintaining customer affordability and increasing customer satisfaction."
• "Our investor goals going forward include long-term EPS growth of 5%-7% off original 2024 midpoint, supporting competitive total shareholder return."
• "We are focused on cost control and customer affordability, aiming for reduced year-over-year core O&M excluding planned outages and a declining O&M per MWh goal."
• "We have a stable foundation with solid execution going forward, supported by a rapidly growing service territory, improved regulatory environment, strong customer-centric strategy, efficient O&M practices, solid balance sheet, and attractive financial growth profile."

Industry Context

The utility sector is undergoing a significant transformation driven by population growth, clean energy mandates, and technological advancements. Pinnacle West's focus on a rapidly growing service territory in Arizona positions it favorably for demand expansion. Its commitment to clean energy aligns with broader industry trends towards decarbonization and sustainability. The emphasis on an improved regulatory environment and timely cost recovery mechanisms reflects a common challenge and strategic priority for utilities navigating complex regulatory landscapes while investing heavily in infrastructure and clean energy transitions. The company's efforts to maintain customer affordability and satisfaction are critical in an environment of rising energy costs and increasing consumer scrutiny.

Comparison to Industry Standards

• APS's residential customer growth of 2.1% in 2024 is consistent with the national average residential growth rate, indicating strong demand within its service territory.
• Phoenix's ranking as #1 out of 15 top growth markets for manufacturing by Newmark Group and #1 as best positioned industrial real estate market by Commercial Caf Report suggests a robust economic environment that outperforms many other major U.S. cities.
• Arizona State University's ranking as #1 in Innovation for the 10th straight year by U.S. News and World Report highlights a strong talent pipeline, a key competitive advantage for the region compared to others.
• APS rates have remained well below the rate of inflation, with an average annual increase of 2.53% from 2018-2024, significantly lower than the Phoenix CPI of 4.75% and the national CPI of 3.78% over the same period, demonstrating strong cost management relative to broader economic trends.
• The improvement in J.D. Power Customer Satisfaction Survey Rankings from the 4th quartile to the 2nd quartile for both residential and business customers indicates a substantial improvement in customer service performance, potentially surpassing many industry peers.

Stakeholder Impact

• **Shareholders:** Expected to benefit from long-term EPS growth of 5%-7%, a competitive dividend yield with a target payout ratio of 65-75%, and a solid balance sheet supporting investment-grade credit ratings.
• **Customers:** Expected to benefit from continued investments in reliability and customer service, innovative programs to save energy and money, and a focus on affordability with APS rates remaining below inflation.
• **Employees:** Implied positive impact through continued investment in infrastructure and operations, though no direct statements on employment are made.
• **Regulators:** The company is committed to finding alignment with regulators and advocating for reduced regulatory lag, indicating a collaborative approach to regulatory relationships.
• **Creditors:** The company's focus on maintaining solid investment-grade credit ratings and a healthy balance sheet (APS equity layer >50%, PNW FFO/Debt 14%-16%) aims to ensure continued access to capital at favorable rates.

Next Steps

• Continue construction on Agave BESS (Phase I), Sundance Expansion, and Ironwood Solar projects, with estimated in-service dates in 2026.
• Continue siting progress for Sundance to Milligan (2027), Ocotillo to Pinnacle Peak (2029), Panda to Freedom (2029), and Jojoba to Rudd (2030) transmission lines.
• File the Transmission Cost Adjustor by May 15, 2025, with an effective date of June 1, 2025.
• File the 2026 Demand Side Management (DSM) Plan by May 30, 2025.
• File the 2026 Renewable Energy Standard (RES) Plan by July 1, 2025.
• File the 2025 Lost Fixed Cost Recovery (LFCR) by July 31, 2025, with an effective date of November 1, 2025 (if approved).
• File the Power Supply Adjustor (PSA) reset by November 26, 2025.
• Continue efforts to achieve the goal of 100% clean, carbon-free electricity by 2050.

Key Dates

Recommendation

Keywords

Utility, Electric Power, Arizona Public Service, Pinnacle West Capital, SEC Filing, Investor Presentation, Capital Expenditure, Rate Base, Clean Energy, Renewable Energy, Customer Growth, Regulatory Environment, Dividend, Credit Rating, Transmission, Generation, O&M, EPS Growth