| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| JOHNS JOHN D | Director | 30 IVAN ALLEN JR. BLVD., NW, ATLANTA | /s/ Brittney Anderson, Attorney-in-Fact for John D. Johns | 02 Oct 2025 | 0001189571 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SO | Deferred Stock Units Holding | Award | $42,499 | +448 | +0.53% | $94.8 | 84,980 | 01 Oct 2025 | Southern Company Common Stock | 448 | $0 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Acquired pursuant to Southern's Deferred Compensation Plan, payable in stock only upon termination. There is no exercise or expiration date. |