Company: SOJE
Filing Date: 2025-04-11
Form Type: DEF 14A
Source: 0000092122-25-000036
Chunk: 45

Company: SOUTHERN CO
Filing Date: 2025-04-11
Form: DEF 14A
Chunk 45
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 in connection with his appointment as CEO of the Company.

#### Southern Company2025 Proxy Statement47

### Compensation Discussion and Analysis

#### Annual Incentive Compensation (At Risk)

#### 2024 Annual Performance Pay Program (PPP)
The formula for computing PPP payouts is as follows:

| Base Salary |     | Target Award        
 Percentage          |     | Performance Goal Achievement(1) |     | PPP Award Earned |
|             |     | -% of Base Salary;  
 varies by pay grade |     | -% of target level; payout      
 ranges from 0% to 200%          |     |                  |

(1) PPP program includes an individual modifier that provides the Committee with the flexibility to adjust the total payout by +/- 10 percentage points based on individual performance.

#### 2024 PPP Goal Weighting
4 The Committee updated the goal weighting for 2024 to emphasize the Company's focus on operating as One Team and to facilitate collaboration and consistency across the business units:

• For the CEO, CFO and COO, EPS goal weight increased to 65% from 45% and operational goal weight increased to 35% from 30%

• For the other NEOs, EPS goal weight increased to 45% from 25%, the operational goal weight increased to 35% from 30% and the business unit net income goal weight decreased to 20% from 25%

• The PPP program also includes an individual modifier that provides flexibility to adjust the total payout by +/- 10 percentage points based on individual performance

CEO, CFO and COO (1)

| g | 65% |     | EPS         |
| g | 35% |     | Operational |

Other NEOs (1)

| g | 45% |     | EPS           |
| g | 35% |     | Operational   |
| g | 20% |     | Business Unit 
 Net Income    |

(1) PPP program includes an individual modifier that provides the Committee with the flexibility to adjust the total payout by +/- 10 percentage points based on individual performance.

#### PPP Goal Rigor and Process Used to Set Goals
4 The Company utilizes a rigorous goal setting process that includes three Board committees:

• The Finance Committee reviews and approves the financial plan, including short-term targets and long-term objectives.

• The Operations, Environmental and Safety Committee reviews the operational goal objectives and the methodology for each of the goal benchmarks

• The Compensation and Talent Development Committee approves PPP goal stretch targets to motivate the leadership team to deliver