Company: SOJE
Filing Date: 2025-11-03
Form Type: 424B5
Source: 0000092122-25-000088
Chunk: 83

Company: SOUTHERN CO
Filing Date: 2025-11-03
Form: 424B5
Chunk 83
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 in the remarketing.

If the final remarketing is successful:

• settlement with respect to the remarketed RSNs will occur on the purchase contract settlement date;

• interest on the RSNs will be payable semi-annually (except with respect to any series of RSNs remarketed as floating-rate notes);

• in the case of any series of RSNs remarketed as fixed-rate notes, the interest rate on such series of RSNs will be reset and, in the case of any series of RSNs remarketed as floating-rate notes, the interest rate spread for such series of RSNs will be determined, by the remarketing agent in consultation with the Company, and will become effective on the reset effective date, which will be the purchase contract settlement date, as described under “Description of the Remarketable Senior Notes—Interest Rate Reset” below;

• the other modifications to the terms of the RSNs, as described under “—Remarketing,” will become effective; and

• the collateral agent will remit the portion of the proceeds equal to the total principal amount of the RSNs of each series underlying the Corporate Units to the Company to satisfy in full the Corporate Unit holders’ obligations to purchase common stock under the related purchase contracts, and any excess proceeds attributable to RSNs underlying Corporate Units that were remarketed will be remitted to the purchase contract agent for distribution pro rata to the holders of such RSNs and proceeds from the final remarketing attributable to the separate RSNs remarketed will be remitted to the custodial agent for distribution pro rata to the holders of the remarketed separate RSNs.

<div align='center'>S-50</div>

Unless a termination event has occurred, a holder has effected an early settlement or a fundamental change early settlement or there has been a successful remarketing, each Corporate Unit holder has the option at any time on or after the date the Company gives notice of a final remarketing to notify the purchase contract agent at any time prior to 4:00 p.m., New York City time, on the second business day immediately prior to the first day of the final remarketing period of its intention to settle the related purchase contracts on the purchase contract settlement date with separate cash and to provide that cash on or prior to the business day immediately prior to the first day of the final remarketing period, as described under “—Notice to Settle with Cash.” The RSNs of any holder of Corporate Units who has not given this