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v3.25.4

Consolidated Statement Of Income (Loss) - USD ($) shares in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Operating Revenues: |  |  |
Operating revenues | $ 8,799 | $ 7,623 | $ 7,500
Operating Expenses: |  |  |
Utilities Operating Expense, Fuel Used and Purchased Power | 2,306 | 1,681 | 1,812
Natural gas purchased for resale | 348 | 320 | 355
Other operations and maintenance | 1,974 | 1,969 | 1,866
Depreciation and amortization | 1,568 | 1,590 | 1,387
Taxes other than income taxes | 577 | 547 | 522
Total operating expenses | 6,773 | 6,107 | 5,942
Operating Income | 2,026 | 1,516 | 1,558
Other Income, Net | 347 | 417 | 348
Interest Charges | 776 | 663 | 566
Income Before Income Taxes | 1,597 | 1,270 | 1,340
Income Taxes | 136 | 83 | 183
Net Income | 1,461 | 1,187 | 1,157
Less: Net Income Attributable to Noncontrolling Interests | 5 | 5 | 5
Net Income Attributable to Ameren Common Shareholders | 1,456 | 1,182 | 1,152
Pension and other postretirement benefit plan activity, net of income taxes (benefit) of $1, $—, and $(2), respectively | 3 | (3) | (5)
Unrealized net gain on derivative hedging instruments, net of income taxes of $2, $—, and $—, respectively | 3 | 3 | 0
Comprehensive Income | 1,467 | 1,187 | 1,152
Less: Comprehensive Income Attributable to Noncontrolling Interests | 5 | 5 | 5
Comprehensive Income Attributable to Ameren Common Shareholders | 1,462 | 1,182 | 1,147
Preferred Stock Dividends | $ 5 | $ 5 | $ 5
Earnings per Common Share – Basic |  |  |
Earnings per Common Share – Basic | $ 5.38 | $ 4.43 | $ 4.39
Earnings per Common Share – Diluted |  |  |
Earnings per Common Share – Diluted | $ 5.35 | $ 4.42 | $ 4.38
Weighted-average Common Shares Outstanding – Basic | 270.5 | 266.8 | 262.8
Weighted-average Common Shares Outstanding – Diluted | 272.2 | 267.4 | 263.4
Ameren Missouri |  |  |
Operating Revenues: |  |  |
Operating revenues | $ 4,795 | $ 3,993 | $ 3,859
Operating Expenses: |  |  |
Utilities Operating Expense, Fuel Used and Purchased Power | 1,538 | 1,071 | 997
Natural gas purchased for resale | 65 | 60 | 79
Other operations and maintenance | 1,029 | 1,050 | 1,003
Depreciation and amortization | 860 | 917 | 783
Taxes other than income taxes | 393 | 372 | 360
Total operating expenses | 3,885 | 3,470 | 3,222
Operating Income | 910 | 523 | 637
Other Income, Net | 180 | 196 | 130
Interest Charges | 297 | 244 | 227
Income Before Income Taxes | 793 | 475 | 540
Income Taxes | 43 | (87) | (8)
Net Income | 750 | 562 | 548
Net Income Attributable to Ameren Common Shareholders | 747 | 559 | 545
Preferred Stock Dividends | 3 | 3 | 3
Ameren Illinois |  |  |
Operating Revenues: |  |  |
Operating revenues | 3,844 | 3,472 | 3,482
Operating Expenses: |  |  |
Purchased power | 781 | 621 | 820
Natural gas purchased for resale | 283 | 260 | 276
Other operations and maintenance | 945 | 906 | 818
Depreciation and amortization | 652 | 619 | 556
Taxes other than income taxes | 169 | 157 | 146
Total operating expenses | 2,830 | 2,563 | 2,616
Operating Income | 1,014 | 909 | 866
Other Income, Net | 136 | 147 | 156
Interest Charges | 260 | 241 | 204
Income Before Income Taxes | 890 | 815 | 818
Income Taxes | 153 | 193 | 209
Net Income | 737 | 622 | 609
Net Income Attributable to Ameren Common Shareholders | 735 | 620 | 607
Preferred Stock Dividends | 2 | 2 | 2
Electric |  |  |
Operating Revenues: |  |  |
Operating revenues | 7,668 | 6,540 | 6,439
Electric | Ameren Missouri |  |  |
Operating Revenues: |  |  |
Operating revenues | 4,631 | 3,847 | 3,694
Electric | Ameren Illinois |  |  |
Operating Revenues: |  |  |
Operating revenues | 2,876 | 2,534 | 2,585
Natural gas |  |  |
Operating Revenues: |  |  |
Operating revenues | 1,131 | 1,083 | 1,061
Natural gas | Ameren Missouri |  |  |
Operating Revenues: |  |  |
Operating revenues | 164 | 146 | 165
Natural gas | Ameren Illinois |  |  |
Operating Revenues: |  |  |
Operating revenues | $ 968 | $ 938 | $ 897

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