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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Current assets    
Cash and cash equivalents $ 82.2 $ 9.8
Accounts receivable and unbilled revenues, net of reserves of $159.4 and $162.8, respectively 1,812.4 1,669.3
Materials, supplies, and inventories 576.0 813.2
Prepaid taxes 171.6 214.9
Other prepayments 76.2 82.6
Other 224.9 121.9
Current assets 2,943.3 2,911.7
Long-term assets    
Property, plant, and equipment, net of accumulated depreciation and amortization of $11,838.7 and $11,611.9, respectively 35,447.8 34,645.4
Regulatory assets (March 31, 2025 and December 31, 2024 include $74.3 and $76.5, respectively, related to WEPCo Environmental Trust) 3,283.3 3,339.7
Equity investment in transmission affiliates 2,149.0 2,108.9
Goodwill 3,052.8 3,052.8
Pension and OPEB assets 983.8 968.5
Other 372.1 336.2
Long-term assets 45,288.8 44,451.5
Total assets 48,232.1 47,363.2
Current liabilities    
Short-term debt 1,327.1 1,116.6
Current portion of long-term debt (March 31, 2025 and December 31, 2024 include $9.2, related to WEPCo Environmental Trust) 2,729.9 1,729.0
Accounts payable 791.5 1,137.1
Other 1,014.4 859.2
Current liabilities 5,862.9 4,841.9
Long-term liabilities    
Long-term debt (March 31, 2025 and December 31, 2024 include $76.5 and $76.4, respectively, related to WEPCo Environmental Trust) 16,161.8 17,178.1
Finance lease obligations 293.9 303.3
Deferred income taxes 5,577.2 5,514.7
Deferred revenue, net 329.3 334.6
Regulatory liabilities 4,043.9 3,958.0
Intangible liabilities 624.5 566.8
Environmental remediation liabilities 442.1 445.8
AROs 601.5 580.0
Other 868.0 838.1
Long-term liabilities 28,942.2 29,719.4
Commitments and contingencies (Note 21)
Common shareholders' equity    
Common stock – $0.01 par value; 650,000,000 shares authorized; 319,133,501 and $317,680,855 shares outstanding, respectively 3.2 3.2
Additional paid in capital 4,456.1 4,315.8
Retained earnings 8,524.4 8,083.8
Accumulated other comprehensive loss (7.9) (7.8)
Common shareholders' equity 12,975.8 12,395.0
Preferred stock of subsidiary 30.4 30.4
Noncontrolling interests 420.8 376.5
Total liabilities and equity $ 48,232.1 $ 47,363.2