| Date of Report (Date of earliest event reported) | July 21, 2025 | |||||||
| Commission File Number | Registrant, State of Incorporation, Address and Telephone Number | I.R.S. Employer Identification No. | ||||||||||||||||||
| 1-3526 | The Southern Company | 58-0690070 | ||||||||||||||||||
☐ | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) | ||||
☐ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) | ||||
☐ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) | ||||
☐ | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) | ||||
| Registrant | Title of each class | Trading Symbol(s) | Name of each exchange on which registered | |||||||||||
| The Southern Company | Common Stock, par value $5 per share | SO | New York Stock Exchange | |||||||||||
| The Southern Company | Series 2017B 5.25% Junior Subordinated Notes due 2077 | SOJC | New York Stock Exchange | |||||||||||
| The Southern Company | Series 2020A 4.95% Junior Subordinated Notes due 2080 | SOJD | New York Stock Exchange | |||||||||||
| The Southern Company | Series 2020C 4.20% Junior Subordinated Notes due 2060 | SOJE | New York Stock Exchange | |||||||||||
| The Southern Company | Series 2021B 1.875% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2081 | SO 81 | New York Stock Exchange | |||||||||||
| The Southern Company | Series 2025A 6.50% Junior Subordinated Notes due 2085 | SOJF | New York Stock Exchange | |||||||||||
| The Southern Company | 2025 Series A Corporate Units | SOMN | New York Stock Exchange | |||||||||||
| Item 5.02. | Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. | ||||
Date: February 17, 2026 | THE SOUTHERN COMPANY | |||||||
| By | /s/Melissa K. Caen | |||||||
| Melissa K. Caen Assistant Secretary | ||||||||