Pinnacle West Capital Corporation · NYSE:PNW

Pinnacle West Capital — Investor Presentation (September 2024)

38 slides from Pinnacle West Capital's investor presentation, Sep 30, 2024

  1. Slide 1: Renewed, Reliable and Resilient

    Renewed, Reliable and Resilient October Investor Meetings

  2. Slide 2: Forward Looking Statements

    Forward Looking Statements This presentation contains forward-looking statements based on current expectations, including statements regarding our earnings guidance and financial outlook and goals. These forward-looking statements are often identified by words such as “estimate,” “predict,” “may,” “

  3. Slide 3: Table of Contents

    Table of Contents 1. Company Profile 2. Accomplished Previous Goals & 2022 Rate Case Outcome 3. Growth Outlook & Energy Future 4. Financial Outlook

  4. Slide 4: Company Profile

    PINNACLE WEST CAPITAL CORPORATION

  5. Slide 5: Arizona’s Largest Electric Company

    Arizona’s Largest Electric Company Service Territory Key Facts as of Dec. 31, 2023 Consolidated assets $25B Market cap $8.15B Generating capacity owned or leased 6.5GW (year end) Customers 1.4M Current % from clean energy 51% Total Revenue Mix 51%/49% (Non-Residential & Other/Residential) 5

  6. Slide 6: Accomplished Previous Goals & 2022 Rate Case Outcome

    Accomplished Previous Goals & 2022 Rate Case Outcome

  7. Slide 7: Accomplished previous goals set during the financial reset

    Accomplished previous goals set during the financial reset ✓ Improved customer experience ➢ From 4th quartile in 2021 to 2nd quartile in 2023 J.D. Power Residential and Business Survey ✓ Top quartile reliability for 10 of the last 11 years ✓ Successfully appealed 2019 rate case ✓ Improved relationsh

  8. Slide 8: The 2022 rate case outcome was reasonable and constructive

    The 2022 rate case outcome was reasonable and constructive Key Components of Final Decision Return on Equity 9.55% Fair Value Increment 0.25% Equity Ratio 51.93% 12 months + Four Corners Post Test-Year Plant ELG New Capital Tracking System Reliability Benefit Mechanism surcharge approved • Partial t

  9. Slide 9: Growth Outlook & Energy Future

    Growth Outlook & Energy Future

  10. Slide 10: We are focused on solid execution and are optimistic for the future

    We are focused on solid execution and are optimistic for the future KEY REASONS 1. Rapidly growing service territory with a diverse customer base 2. An improved regulatory environment 3. Making progress toward our clean energy commitment 4. Tremendous opportunities in transmission growth 5. Continue

  11. Slide 11: Arizona continues to be an attractive service territory with strong customer growth

    REASON #1 Arizona continues to be an attractive service territory with strong customer growth Arizona economy continues to be robust Residential Customer Growth1 and attractive 3% • Maricopa County ranked #1 for economic development by Site Selection magazine 2.4% 1.5%-2.5% 2.3% 2.2% • In 2023, Mari

  12. Slide 12: Best-in-class service territory supports high tech growth and economic development

    REASON #1 Best-in-class service territory supports high tech growth and economic development Arizona is an attractive location for business growth • Infrastructure ─ close proximity to major markets in the West with accessibility by rail or truck • Weather predictability ─ low propensity for natural

  13. Slide 13: Arizona’s commercial and industrial growth is diverse

    REASON #1 Arizona’s commercial and industrial growth is diverse Source: Arizona Commerce Authority 13

  14. Slide 14: We have an improved regulatory environment

    REASON #2 We have an improved regulatory environment Improvements at the Arizona Corporation Commission • Balanced, constructive and more consistent outcomes, including improved ROE to APS • Establishment of Regulatory Lag docket • Reaffirmation of Rate Case Settlement Policy • Continued support of

  15. Slide 15: We are making progress towards our Clean Energy Commitment

    REASON #3 We are making progress towards our Clean Energy Commitment Progress Since 2020, have contracted over 5,000 MW of clean energy and storage to be in service for APS customers by end of 2025 Issued 2023 All-Source RFP for approximately 1,000 MW of reliable capacity, including at least 700 MW

  16. Slide 16: Transmission expansion will drive increased capital investment

    REASON #4 Transmission expansion will drive increased capital investment Support Increase customer Access to resiliency growth markets Proposed Future Transmission Opportunities Line Length (miles) Voltage Est. In-Service Sundance to Pinal Central & 7 + 15 230 kV 2027 Pinal Central to Milligan Ocoti

  17. Slide 17: We are focused on maintaining customer affordability and increasing customer satisfaction

    REASON #5 We are focused on maintaining customer affordability and increasing customer satisfaction APS rates have remained well below Key Areas of Focus the rate of inflation • Process improvements and preventative maintenance to reduce operating costs Average annual % change 2018-20241 • Innovativ

  18. Slide 18: Future Financial Outlook

    PINNACLE WEST CAPITAL CORPORATION

  19. Slide 19: Our investor goals going forward

    Our investor goals going forward 1. Long-term EPS growth of 5%-7% off 2024 base, supporting competitive total shareholder return 2. Optimized capital plan to reliably serve growing service territory, driving strong rate base growth and supported by SRB 3. Managing a healthy capital structure with ac

  20. Slide 20: Long-term outlook potential remains solid

    GOAL #1 Long-term outlook potential remains solid EPS Growth off 20241 Potential drivers for more consistent and timely cost recovery • Reduction of regulatory lag including exploration of alternative rate-making structures • Rate case cadence and potential settlement of future rate cases 5%-7% CAGR

  21. Slide 21: Capital plan to support reliability and continued growth within our service territory

    GOAL #2 Capital plan to support reliability and continued growth within our service territory APS Total 2024-2026 $6.0B CapEx Profile $2.00B $2.05B Today $1.95B $1.80B $655 $755 $760 $634 Generation One year ago $420 Transmission $340 $415 Distribution $361 Other $7.80B $590 $572 $565 $550 $6.85B $3

  22. Slide 22: SRB will expand our capacity to self build generation to meet customer need

    GOAL #2 SRB will expand our capacity to self build generation to meet customer need with reduced lag System Reliability Benefit Surcharge Key Features • Projects that compete on cost and reliability from All-Source Request for Proposals • Determines prudency of new generation between general rate ca

  23. Slide 23: Rate Base growing within our service territory

    GOAL #2 Rate Base growing within our service territory Current Approved Rate Base and Test Year Detail End-of-Year Rate Base and Growth Guidance ACC FERC ACC FERC Rate Effective Date 03/08/2024 06/01/2024 $2.6 Test Year Ended 6/30/20221 12/31/2023 $2.01 Equity Layer 51.93% 49.64% Allowed ROE 9.55% 1

  24. Slide 24: Optimized financing plan to support balanced capital structure

    GOAL #3 Optimized financing plan to support balanced capital structure 2024-2026 Financing Plan Funding Strategy • Successfully raised ~$750 million of Approx. $400M external equity in a forward sale to support balanced APS capital structure ✓ Future PNW Capital Approx. $6B and expanded, accretive i

  25. Slide 25: We are focused on cost control and customer affordability

    GOAL #4 We are focused on cost control and customer affordability Operations & Maintenance Guidance O&M Guidance (millions) • Reduced year-over-year core O&M excluding planned outages • Final planned major outage in Q4 2024 at Four Corners Unit 5 Planned $75-$85 $46 • Unit 4 final planned major outa

  26. Slide 26: Long term goal remains declining O&M per MWh

    GOAL #4 Long term goal remains declining O&M per MWh PNW O&M (as adjusted) per MWh1 Average annual % change 2017-20241 O&M per MWh Weather Normalized Sales (MWh) CPI CPI (PHX) PNW O&M 4.94% 3.50% $30 1.86% 2017 2018 2019 2020 2021 2022 2023 2024E 2023 1 O&M amounts, as adjusted, exclude RES/DSM of $

  27. Slide 27: We have a proven dividend growth track record

    GOAL #5 1 We have a proven dividend growth track record Annualized Dividends per Share Dividend Targets • Long-term dividend growth • Attractive dividend yield • Managing long-term $3.52 dividend payout ratio into sustained 65-75% $2.38 ~4.5% DPS CAGR 2014 2015 2016 2017 2018 2019 2020 2021 2022 202

  28. Slide 28: We are focused on maintaining healthy credit ratings to support affordable growth

    GOAL #6 We are focused on maintaining healthy credit ratings to support affordable growth1 Balance Sheet Senior Targets Corporate Unsecured Short-Term • Solid investment-grade Ratings Ratings Ratings Outlook credit ratings APS • APS equity layer >50% • PNW FFO/Debt range Moody’s Baa1 Baa1 P-2 Stable

  29. Slide 29: Debt maturity profile shows well managed and stable financing plan

    GOAL #6 Debt maturity profile shows well managed and stable financing plan ($millions) APS Fixed APS Floating PNW Fixed PNW Floating $1,200 $1,000 $800 $600 $400 $200 $0 2024 2026 2028 2030 2032 2034 2036 2038 2040 2042 2044 2046 2048 2050 As of June 30, 2024 29

  30. Slide 30: We have a stable foundation with solid execution going forward

    IN SUMMARY We have a stable foundation with solid execution going forward • Service territory is one of the fastest growing in the nation with a diverse customer base • Improved regulatory environment with focus on reducing regulatory lag • Strong customer centric strategy with improving J.D. Power

  31. Slide 31: Appendix

    PINNACLE WEST CAPITAL CORPORATION

  32. Slide 32: 2024 Key Regulatory Dates

    2024 Key Regulatory Dates Case/Docket # Q1 Q2 Q3 Q4 Rate Case Limited Rehearing Rate Case Limited Rehearing Rebuttal Testimony Due Oct. 18 2022 Rate Case: E-01345A-22-0144: Rates effective March 8 Direct Testimony Due Sep. 20 Rate Case Limited Rehearing Begins Nov. 5 Power Supply Adjustor (PSA) E-01

  33. Slide 33: Residential PV Applications

    Residential PV Applications 5,000 Residential DG (MWdc) Annual Additions 4,500 216 169 200 60 4,000 3,500 2021 2022 2023 2024 3,000 2,500 2,000 1,500 1,000 500 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2021 Applications 2022 Applications 2023 Applications 2024 Applications 1 Monthly data equ

  34. Slide 34: Renewable Energy & Demand Side Management expenses

    Renewable Energy & Demand Side Management expenses1 ($ in millions pretax) Renewable Energy Demand Side Management $40 $35 $30 $25 $20 $16 $18 $19 $20 $12 $21 $15 $10 $16 $17 $15 $15 $14 $5 $9 $0 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 1Renewable Energy and Demand Side Management expenses are substantially offset b

  35. Slide 35: 2024 gross margin effects of weather

    2024 gross margin effects of weather Variances vs. Normal ($ in millions pretax) $35 ($1) Q1 Q2 Q3 Q4 2024 Total Weather Impact: $33 Million All periods recalculated to current 10-year rolling average (2013 – 2022). Numbers may not foot due to rounding. 35

  36. Slide 36: We are stewards of a more sustainable Arizona

    We are stewards of a more sustainable Arizona Climate Resiliency • Wildfire preparedness and prevention • Reduction of carbon and retirement of over 1,000 MW of coal • Focus on reliability and affordability through All-Source RFPs Company Actions • 42% of new hires in 2023 were racially or ethnicall

  37. Slide 37: Wildfire Mitigation

    Wildfire Mitigation Our wildfire preparedness and mitigation strategy is comprehensive and multi-faceted: Vegetation Grid hardening Asset Monitoring and Operational management investments inspection awareness mitigations • Comprehensive right- • Ongoing distribution • Enhanced line • Dedicated team

  38. Slide 38: 2024 Planned Outage Schedule

    2024 Planned Outage Schedule Coal, Nuclear and Large Gas Planned Outages Q1 Q2 Q4 Actual Duration in Actual Duration in Estimated Duration Plant Unit Plant Unit Plant Unit Days Days in Days Redhawk CC1 66 West Phoenix CC5 47 Palo Verde 2 36 West Phoenix CC5 71 Palo Verde 3 37 Four Corners 5 66 38

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