v3.26.3
CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - SWEPCo - USD ($)
$ in Millions
Total
Common Stock
Paid-in Capital
Retained Earnings
Accumulated Other Comprehensive Income (Loss)
Noncontrolling Interests
SOUTHWESTERN ELECTRIC POWER COMPANY
SOUTHWESTERN ELECTRIC POWER COMPANY
Common Stock
SOUTHWESTERN ELECTRIC POWER COMPANY
Paid-in Capital
SOUTHWESTERN ELECTRIC POWER COMPANY
Retained Earnings
SOUTHWESTERN ELECTRIC POWER COMPANY
Accumulated Other Comprehensive Income (Loss)
SOUTHWESTERN ELECTRIC POWER COMPANY
Noncontrolling Interests
Beginning balance at Dec. 31, 2024 $ 26,986 $ 3,472 $ 9,606 $ 13,869 $ (3) $ 42 $ 3,905 $ 0 $ 1,550 $ 2,352 $ 3 $ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Common Stock Dividends – Nonaffiliated             (1)         (1)
Net Income 802     800   2 49     48   1
Other Comprehensive Income 24       24              
Ending balance at Mar. 31, 2025 27,364 3,479 9,652 14,169 21 43 3,953 0 1,550 2,400 3 0
Beginning balance at Dec. 31, 2024 26,986 3,472 9,606 13,869 (3) 42 3,905 0 1,550 2,352 3 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Net Income 3,091           356          
Other Comprehensive Income (25)       (25)              
Ending balance at Sep. 30, 2025 31,479 3,486 11,562 15,369 (28) 1,090 4,708 0 2,000 2,705 3 0
Beginning balance at Mar. 31, 2025 27,364 3,479 9,652 14,169 21 43 3,953 0 1,550 2,400 3 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Capital Contribution from Parent             450   450      
Common Stock Dividends – Nonaffiliated             (1)         (1)
Net Income 1,289     1,226   63 117     116   1
Other Comprehensive Income (33)       (33)              
Ending balance at Jun. 30, 2025 30,968 3,483 11,504 14,896 (12) 1,097 4,519 0 2,000 2,516 3 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Common Stock Dividends – Nonaffiliated (69)         (69) (1)         (1)
Net Income 1,000     972   28 190     189   1
Other Comprehensive Income (16)       (16)              
Ending balance at Sep. 30, 2025 31,479 3,486 11,562 15,369 (28) 1,090 4,708 0 2,000 2,705 3 0
Beginning balance at Dec. 31, 2025 32,218 3,523 12,138 15,441 36 1,080 4,899 0 2,151 2,740 8 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Capital Contribution from Parent             128   128      
Common Stock Dividends – Nonaffiliated (35)         (35) (1)         (1)
Net Income 903     874   29 57     56   1
Other Comprehensive Income (14)       (14)              
Ending balance at Mar. 31, 2026 32,978 3,544 12,447 15,795 22 1,170 5,083 0 2,279 2,796 8 0
Beginning balance at Dec. 31, 2025 32,218 3,523 12,138 15,441 36 1,080 4,899 0 2,151 2,740 8 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Net Income 2,868           332          
Other Comprehensive Income 15       15              
Ending balance at Sep. 30, 2026 34,043 3,547 12,520 16,657 51 1,268 5,480 0 2,397 3,070 13 0
Beginning balance at Mar. 31, 2026 32,978 3,544 12,447 15,795 22 1,170 5,083 0 2,279 2,796 8 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Capital Contribution from Parent             81   81      
Common Stock Dividends – Nonaffiliated (54)         (54)            
Net Income 747     713   34 86     86    
Other Comprehensive Income 23       23              
Ending balance at Jun. 30, 2026 33,289 3,546 12,499 15,989 45 1,210 5,250 0 2,360 2,882 8 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]                        
Capital Contribution from Parent             37   37      
Common Stock Dividends – Nonaffiliated (86)         (86) (1)         (1)
Net Income 1,218     1,187   31 189     188   1
Other Comprehensive Income 6       6   5       5  
Ending balance at Sep. 30, 2026 $ 34,043 $ 3,547 $ 12,520 $ 16,657 $ 51 $ 1,268 $ 5,480 $ 0 $ 2,397 $ 3,070 $ 13 $ 0