CONDENSED CONSOLIDATED BALANCE SHEETS - SWEPCo - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
CURRENT ASSETS
Cash and Cash Equivalents	$ 1,067.7	$ 202.9
Restricted Cash	39.1	43.1
Accounts Receivable:
Customers	1,141.4	1,100.1
Miscellaneous	63.2	64.1
Total Accounts Receivable	2,833.1	2,631.9
Fuel	599.0	748.9
Materials and Supplies	986.7	966.2
Risk Management Assets	407.9	210.4
Accrued Tax Benefits	59.7	38.2
Regulatory Asset for Under-Recovered Fuel Costs	380.6	445.9
Prepayments and Other Current Assets	260.8	285.9
TOTAL CURRENT ASSETS	6,860.0	5,788.8
PROPERTY, PLANT AND EQUIPMENT
Generation	26,442.2	24,829.7
Transmission	40,987.3	38,871.9
Distribution	32,618.2	31,061.9
Other Property, Plant and Equipment	8,385.1	7,491.6
Construction Work in Progress	7,456.7	6,346.9
Total Property, Plant and Equipment	115,889.5	108,602.0
Accumulated Depreciation and Amortization	27,871.8	26,186.4
TOTAL PROPERTY, PLANT AND EQUIPMENT – NET	88,017.7	82,415.6
OTHER NONCURRENT ASSETS
Regulatory Assets	4,950.2	5,129.2
Securitized Assets	952.9	554.3
Deferred Charges and Other Noncurrent Assets	3,718.5	3,873.3
TOTAL OTHER NONCURRENT ASSETS	15,375.8	14,873.6
TOTAL ASSETS	110,253.5	103,078.0
CURRENT LIABILITIES
Accounts Payable	2,806.7	2,637.6
Short-term Debt – Nonaffiliated	1,157.7	2,523.8
Long-term Debt Due Within One Year	1,898.6	3,335.0
Risk Management Liabilities	122.7	100.0
Customer Deposits	498.5	454.7
Accrued Taxes	1,257.2	1,922.1
Accrued Interest	606.4	453.3
Obligations Under Operating Leases	98.4	91.9
Other Current Liabilities	1,551.4	1,490.9
TOTAL CURRENT LIABILITIES	9,997.6	13,009.3
NONCURRENT LIABILITIES
Long-term Debt	44,239.0	39,307.8
Deferred Income Taxes	10,713.9	9,972.4
Regulatory Liabilities and Deferred Investment Tax Credits	8,320.0	8,344.0
Asset Retirement Obligations	3,647.1	3,530.6
Employee Benefits and Pension Obligations	268.1	360.7
Obligations Under Operating Leases	496.3	504.3
Deferred Credits and Other Noncurrent Liabilities	844.6	800.6
TOTAL NONCURRENT LIABILITIES	68,715.9	63,044.8
TOTAL LIABILITIES	78,713.5	76,054.1
Rate Matters (Note 4)
Commitments and Contingencies (Note 5)
EQUITY
Common Stock	3,486.0	3,471.6
Paid-in Capital	11,561.8	9,606.1
Retained Earnings	15,369.3	13,869.2
Accumulated Other Comprehensive Income (Loss)	(27.8)	(3.1)
TOTAL AEP COMMON SHAREHOLDERS’ EQUITY	30,389.3	26,943.8
Noncontrolling Interests	1,090.0	42.3
TOTAL EQUITY	31,479.3	26,986.1
TOTAL LIABILITIES, MEZZANINE EQUITY AND TOTAL EQUITY	110,253.5	103,078.0
SWEPCo
CURRENT ASSETS
Cash and Cash Equivalents	2.7	1.2
Restricted Cash	7.8	3.4
Accounts Receivable:
Customers	39.7	34.5
Miscellaneous	7.0	9.2
Total Accounts Receivable	121.0	97.8
Fuel	76.9	86.5
Materials and Supplies	85.0	81.4
Risk Management Assets	57.8	18.1
Accrued Tax Benefits	28.8	26.0
Regulatory Asset for Under-Recovered Fuel Costs	106.7	106.6
Prepayments and Other Current Assets	17.8	14.7
TOTAL CURRENT ASSETS	774.2	438.0
PROPERTY, PLANT AND EQUIPMENT
Generation	5,335.2	5,287.5
Transmission	3,066.8	2,863.8
Distribution	3,170.3	3,007.1
Other Property, Plant and Equipment	909.5	940.4
Construction Work in Progress	753.4	627.3
Total Property, Plant and Equipment	13,235.2	12,726.1
Accumulated Depreciation and Amortization	3,443.6	3,280.0
TOTAL PROPERTY, PLANT AND EQUIPMENT – NET	9,791.6	9,446.1
OTHER NONCURRENT ASSETS
Regulatory Assets	922.2	921.3
Securitized Assets	319.5	331.4
Deferred Charges and Other Noncurrent Assets	374.6	358.2
TOTAL OTHER NONCURRENT ASSETS	1,616.3	1,610.9
TOTAL ASSETS	12,182.1	11,495.0
CURRENT LIABILITIES
Accounts Payable	324.9	265.5
Short-term Debt – Nonaffiliated	7.7	5.5
Long-term Debt Due Within One Year	516.6	22.7
Risk Management Liabilities	4.4	2.3
Customer Deposits	78.5	75.4
Accrued Taxes	120.1	48.6
Accrued Interest	40.1	40.6
Obligations Under Operating Leases	7.0	8.2
Provision for Refund	81.6	70.8
Other Current Liabilities	145.8	159.9
TOTAL CURRENT LIABILITIES	1,439.0	1,031.6
NONCURRENT LIABILITIES
Long-term Debt	3,456.0	3,958.1
Deferred Income Taxes	1,372.4	1,271.3
Regulatory Liabilities and Deferred Investment Tax Credits	564.6	610.8
Asset Retirement Obligations	260.7	257.5
Employee Benefits and Pension Obligations	40.1	46.5
Obligations Under Operating Leases	131.6	137.5
Provision for Refund	43.5	107.8
Storm Reserve	106.7	106.2
Deferred Credits and Other Noncurrent Liabilities	59.2	62.7
TOTAL NONCURRENT LIABILITIES	6,034.8	6,558.4
TOTAL LIABILITIES	7,473.8	7,590.0
Rate Matters (Note 4)
Commitments and Contingencies (Note 5)
EQUITY
Common Stock	0.1	0.1
Paid-in Capital	2,000.3	1,549.7
Retained Earnings	2,705.8	2,352.5
Accumulated Other Comprehensive Income (Loss)	2.1	2.3
TOTAL AEP COMMON SHAREHOLDERS’ EQUITY	4,708.3	3,904.6
Noncontrolling Interests	0.0	0.4
TOTAL EQUITY	4,708.3	3,905.0
TOTAL LIABILITIES, MEZZANINE EQUITY AND TOTAL EQUITY	12,182.1	11,495.0
SWEPCo | Affiliated Entity
CURRENT ASSETS
Advances to Affiliates	269.7	2.3
Accounts Receivable:
Affiliated Companies	74.3	54.1
CURRENT LIABILITIES
Advances from Affiliates	0.0	275.0
Accounts Payable	$ 112.3	$ 57.1