v3.25.4

Schedule I - Condensed Financial Information of Registrant (Condensed Statements Of Cash Flows) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Cash Flows from Operating Activities |  |  |
Net cash provided by operating activities | $ 2,235 | $ 2,370 | $ 2,309
Cash Flows from Investing Activities |  |  |
Net cash used in investing activities | (4,038) | (3,054) | (3,386)
Cash Flows from Financing Activities |  |  |
Proceeds from issuance of debt | 3,609 | 1,962 | 3,551
Issuance of common stock | 525 | 286 | 192
Retirement of long-term debt | (1,150) | (952) | (2,132)
Increase (decrease) in notes payable | (65) | (28) | 73
Net cash provided by financing activities | 2,240 | 614 | 1,143
Net Increase (Decrease) in Cash and Cash Equivalents, Including Restricted Amounts | 437 | (70) | 66
Cash and Cash Equivalents, Including Restricted Amounts, Beginning of Period | 178 | 248 | 182
Cash and Cash Equivalents, Including Restricted Amounts, End of Period | 615 | 178 | 248
Capital Expenditures |  |  |
Cash Flows from Investing Activities |  |  |
Capital expenditures | (3,824) | (3,018) | (2,407)
CMS Energy |  |  |
Cash Flows from Operating Activities |  |  |
Net cash provided by operating activities | 817 | 774 | 595
Cash Flows from Investing Activities |  |  |
Investment in subsidiaries | (1,062) | (535) | (630)
Proceeds from DB SERP investments | 3 | 0 | 0
Net cash used in investing activities | (1,478) | (803) | (868)
Cash Flows from Financing Activities |  |  |
Proceeds from issuance of debt | 2,110 | 490 | 800
Issuance of common stock | 525 | 286 | 192
Retirement of long-term debt | (850) | (250) | 0
Payment of dividends on common and preferred stock | (663) | (626) | (579)
Debt issuance costs and financing fees | (39) | (10) | (20)
Net cash provided by financing activities | 1,086 | (116) | 386
Net Increase (Decrease) in Cash and Cash Equivalents, Including Restricted Amounts | 425 | (145) | 113
Cash and Cash Equivalents, Including Restricted Amounts, Beginning of Period | 4 | 149 | 36
Cash and Cash Equivalents, Including Restricted Amounts, End of Period | 429 | 4 | 149
CMS Energy | Capital Expenditures |  |  |
Cash Flows from Investing Activities |  |  |
Capital expenditures | (1) | (1) | 0
CMS Energy | Related Party |  |  |
Cash Flows from Investing Activities |  |  |
Investment in debt securities – intercompany | (109) | (288) | (293)
Decrease (increase) in notes receivable – intercompany | (309) | 21 | 55
Cash Flows from Financing Activities |  |  |
Increase (decrease) in notes payable | $ 3 | $ (6) | $ (7)

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