0000092122 2026-06-04 2026-06-04 0000092122 1 2026-06-04 2026-06-04 0000092122 2 2026-06-04 2026-06-04 0000092122 3 2026-06-04 2026-06-04 0000092122 4 2026-06-04 2026-06-04 0000092122 5 2026-06-04 2026-06-04 0000092122 6 2026-06-04 2026-06-04 iso4217:USD pure S-3 S-3ASR EX-FILING FEES 0000092122 SOUTHERN CO N/A N/A S-3 SOUTHERN CO false Equity The Southern Company Common Stock true 0.0001381 false Equity The Southern Company Preferred Stock true 0.0001381 false Debt The Southern Company Senior Notes true 0.0001381 false Debt The Southern Company Junior Subordinated Notes true 0.0001381 false Equity The Southern Company Stock Purchase Contracts true 0.0001381 false Equity The Southern Company Stock Purchase Units true 0.0001381 0.00 0.00 0.00 0.00 0.00 There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, Preferred Stock, Stock Purchase Contracts and Stock Purchase Units and (b) principal amount of Senior Notes and Junior Subordinated Notes of The Southern Company (the "Company") as may from time to time be issued at indeterminable prices. In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. See Offering Note 1. See Offering Note 1. See Offering Note 1. See Offering Note 1. See Offering Note 1.