First Quarter 2022 Earnings Report

FFO USD mn 213 6 (130) ·(44). INTERNAL -171% (199) 10 FFO Q1 20211 Δ Adjusted EBITDA² A 2021 One- off effect (factoring) A Stabilization Mechanism A Working Capital & Others 1. Average exchange rate for the period 724.33 CLP/USD. 123 2. Adjusted figures by coal stock impairment in Q1 2022 (21 USD mn) and Q1 2021 (15 USD mn). Average exchange rate for the period 808.09 CLP/USD. enel (7) (151) Δ Income Taxes A Financial expenses FFO Q1 20223 16

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