Investor Presentaiton

• Southern Company Update Adjusted Full-Year Earnings Exceeded Guidance 2021 Adjusted EPS of $3.41 vs. $3.25 in 2020 • Primary drivers: ― Higher retail electricity sales reflecting economic recovery in the Southeast - Strong customer growth - Investment in state-regulated utilities 2022 Adjusted EPS Guidance Range of $3.50 to $3.60 -~90% of projected earnings from premier state-regulated electric and gas franchises Long-term adjusted EPS growth estimate of 5% to 7% consistent with adjusted EPS of $4.00 to $4.30 in 2024 4

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