Fourth Quarter 2023 Earnings Review and Business Update

Financial highlights $3.54/$5.56 2023 REPORTED (1) / ADJUSTED EPS $73 BILLION 5-YR CAPEX PLAN $8 BILLION INCREASE FROM PRIOR CAPEX PLAN AS ENERGY TRANSITION ADVANCES DUKE ENERGY. ADJUSTED EARNINGS PER SHARE $5.56 2023 Adjusted Earnings per Share $5.85 - $6.10 $5.85 - $6.10 INTRODUCING 2024 ADJUSTED EPS GUIDANCE RANGE 2024 Guidance Range 5% - 7% EARNINGS GROWTH THROUGH 2028 OFF MIDPOINT OF 2024 GUIDANCE RANGE ($5.98)(2) (1) FOURTH QUARTER 2023 EARNINGS REVIEW AND BUSINESS UPDATE (2) Reported results include Commercial Renewables operating results and impairment of ($1.81) in 2023 Based on adjusted EPS // 4

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