Company: SOJE
Filing Date: 2025-04-11
Form Type: DEF 14A
Source: 0000092122-25-000036
Chunk: 2

Company: SOUTHERN CO
Filing Date: 2025-04-11
Form: DEF 14A
Chunk 2
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 1   |     | Elect 13 Directors named in this proxy statement                                                                                  |
| 2   |     | Conduct an advisory vote to approve executive compensation, often referred to as a Say on Pay                                     |
| 3   |     | Ratify the appointment of Deloitte & Touche as our independent registered public accounting firm for 2025                         |
| 4   |     | Approve an amendment to the Restated Certificate of Incorporation to reduce the supermajority vote requirement to a majority vote |
| 5-8 |     | Vote on four stockholder proposals, if each is properly presented at the meeting                                                  |

#### Every Vote is Important to Southern Company
We have created an annual meeting website at southerncompanyannualmeeting.com to make it easy to access our 2025 annual meeting materials. At the annual meeting website, you can find an overview of the items to be voted, the proxy statement and the annual report to read online or to download, as well as a link to vote your shares.

Even if you plan to attend the virtual annual meeting, please vote as soon as possible by internet or by telephone or, if you received a paper copy of the proxy form by mail, by signing and returning the proxy form.

| Vote by mail                                                                                                                                       
 If you received a paper copy of the proxy form by mail, you can mark, sign, date and return the proxy form in the enclosed, postage-paid envelope. |     | Vote by internet or telephone                                                                                    
 Voting by internet or by telephone is fast and convenient, and your vote is immediately confirmed and tabulated. 
 Internetwww.proxyvote.com(24/7)                                                                                  
 Telephone1-800-690-6903 (24/7)                                                                                   |

By Order of the Board of Directors
April 11, 2025

Important Notice Regarding the Availability of Proxy Materials for the 2025 Annual Meeting of Stockholders to be held on May 21, 2025: The proxy statement and the annual report are available at investor.southerncompany.com .

The 2025 annual meeting will be held entirely online via live webcast. This virtual format will leverage the latest technology to provide expanded access to all stockholders, regardless of physical location, and is designed to ensure that stockholders have the same rights and opportunities throughout the virtual meeting as they would at an in-person meeting. Stockholders will be able to participate in the virtual annual meeting, vote and submit questions from any location via the internet by logging in at www.virtual