CONSOLIDATED STATEMENTS OF CHANGES IN COMMON SHAREHOLDER’S EQUITY - I&M - USD ($) $ in Millions	Total	Retained Earnings	[1]	Accumulated Other Comprehensive Income (Loss)	INDIANA MICHIGAN POWER COMPANY	INDIANA MICHIGAN POWER COMPANY Common Stock	INDIANA MICHIGAN POWER COMPANY Paid-in Capital	INDIANA MICHIGAN POWER COMPANY Retained Earnings	INDIANA MICHIGAN POWER COMPANY Accumulated Other Comprehensive Income (Loss)
Beginning balance at Dec. 31, 2022					$ 3,008	$ 57	$ 989	$ 1,963	$ (1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital Contribution from Parent					9		9
Common Stock Dividends	$ (1,752)	$ (1,752)			(212)			(212)
Net Income					336			336
Other Comprehensive Income (Loss)	(139)			$ (139)	0
Ending balance at Dec. 31, 2023					3,141	57	998	2,087	(1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital Contribution from Parent					16		16
Return of Capital to Parent					(2)		(2)
Common Stock Dividends	(1,898)	(1,898)			(150)			(150)
Net Income					391			391
Other Comprehensive Income (Loss)	52			52	1				1
Ending balance at Dec. 31, 2024	26,944				3,397	57	1,012	2,328	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Capital Contribution from Parent					21		21
Common Stock Dividends	(2,008)	$ (2,008)			(50)			(50)
Net Income					414			414
Other Comprehensive Income (Loss)	39			$ 39	2				2
Ending balance at Dec. 31, 2025	$ 31,138				$ 3,784	$ 57	$ 1,033	$ 2,692	$ 2

[1] Cash dividends declared per AEP common share were $3.74, $3.57 and $3.37 for the years ended December 31, 2025, 2024 and 2023, respectively.