Free Market Performance and Investment Plans

HOLDING ...to further reduce the cost of debt... enel Financial strategy for 2022-24 Cost of debt evolution 2021-24 Amount Expected Current 55% Share of Sust. Finance ~65% (€bn) cost¹ total cost New funding 5.0 0.7% 3.7% 3.6% 3.4% 3.3% 3.5% Debt refinancing 12.0 0.7% 3.5% 3.3% 3.0% 2.9% Countries 11.7 4.3% 3.5% 2021 2022 2023 2024 Total 28.7 2.2% 3.5% Net Financial Expenses (€bn) 2.2 2.2 2.0 2.0 80% centralized finance Cost of debt Old Plan Cost of debt New Plan 1. Enel estimates on current cost associated with financial instruments 72

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