Investor Presentaiton

Costs 3Q 2022 vs 3Q 2021 422.4 billion 3T2021 3T2022 60.1% Fuels 61.4% 253.9 billion 51.3 billion 12.1% 14.3 billion 4.3 billion 33.4 billion Salaries 3.4% Maintenance 4.5% 1.0% Taxes and MEM Cost 0.9% 7.9% Employee Benefits 6.0% 473.6 billion 290.7 billion 11.9% 53.7 billion 21.4 billion 4.2 billion 28.5 billion 65.2 billion 15.5% Depreciation and others 15.9% 75.1 billion • As of 3Q2022, the items of 'Energy and other fuels' increased by 56.8 billion pesos which was compensated by a decrease in 'Energy and other fuels to third parties' of 19.9 billion pesos vs the same period of 2021. • • Labor obligations showed a reduction of 14.8%, while salaries showed an increase of 4.7%, lower than the observed inflation. "Financing costs" decreased 24.0% compared to fiscal year 2021, as a result of the foreign exchange gain of 11.7 billion pesos, due to a peso appreciation of 1.3%. Source: CFE CFE Comisión Federal de ElectricidadⓇ 10

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