阿曼瑞恩 2025年季度报告

FORM10-Q Quarterly report pursuant to Section13 or 15(d) of the Securities Exchange Act of 1934 for the QuarterlyPeriod EndedJune30, 2025 Indicate by check mark whether each registrant: (1)has filed all reports required to be filed by Section13 or 15(d) of theSecurities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required tofile such reports), and (2)has been subject to such filing requirements for the past 90 days. Indicate by check mark whether each registrant has submitted electronically every Interactive Data File required to besubmitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for suchshorter period that the registrant was required to submit such files). Indicate by check mark whether each registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, asmaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,”“smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. Ameren CorporationLarge accelerated filer☒Accelerated filer☐Non-accelerated filer☐Smaller reporting company☐Emerging growth company☐Union Electric CompanyLarge accelerated filer☐Accelerated filer☐Non-accelerated filer☒Smaller reporting company☐Emerging growth company☐Ameren Illinois CompanyLarge accelerated filer☐Accelerated filer☐Non-accelerated filer☒Smaller reporting company☐Emerging growth company☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transitionperiod for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of theExchange Act. Ameren CorporationUnion Electric CompanyAmeren Illinois Company Indicate by check mark whether each registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). The number of shares outstanding of each registrant’s classes of common stock as of July31, 2025, was as follows: RegistrantTitle of each class of common stockShares outstandingAmeren CorporationCommon stock, $0.01 par value per share270,409,918Union Electric CompanyCommon stock, $5 par value per share, held by Ameren Corporation102,123,834Ameren Illinois CompanyCommon stock, no par value, held by Ameren Corporation25,452,373 This combined Form 10-Q is separately filed by Ameren Corporation, Union Electric Company, and Ameren IllinoisCompany. Each registrant hereto is filing on its own behalf all of the information contained in this quarterly report that relatesto such registrant. Each registrant hereto is not filing any information that does not relate to such registrant, and thereforemakes no representation as to any such information. Table of Contents TABLE OF CONTENTS Glossary of Terms and Abbreviations Forward-looking Statements PART I. Financial Information Item1.Financial Statements (Unaudited)Ameren CorporationConsolidated Statement of Income and Comprehensive IncomeConsolidated Balance SheetConsolidated Statement of Cash FlowsConsolidated Statement of Shareholders’ EquityUnion Electric Company(d/b/a Ameren Missouri)Consolidated Statement of IncomeConsolidatedBalance SheetConsolidatedStatement of Cash FlowsConsolidatedStatement of Shareholders’ EquityAmeren Illinois Company(d/b/a Ameren Illinois)Statement of IncomeBalance SheetStatement of Cash FlowsStatement of Shareholders’ EquityNote 1. Summary of Significant Accounting PoliciesNote 2. Rate and Regulatory MattersNote 3. Short-term Debt and LiquidityNote 4. Long-term Debt and Equity FinancingsNote 5. Other Income, NetNote 6. Derivative Financial InstrumentsNote 7. Fair Value MeasurementsNote 8. Related-party TransactionsNote 9. Commitments and ContingenciesNote 10. Callaway Energy CenterNote 11. Retirement BenefitsNote 12. Income TaxesNote 13. Supplemental InformationNote 14. Segment InformationItem2.Management’s Discussion and Analysis of Financial Condition and Results of OperationsItem3.Quantitative and Qualitative Disclosures About Market RiskItem4.Controls and Procedures PART II. Other Information Item1.Legal ProceedingsItem1A.Risk FactorsItem2.Unregistered Sales of Equity SecuritiesandUse of ProceedsItem 5.Other InformationItem6.Exhibits Signatures GLOSSARY OF TERMS AND ABBREVIATIONS We use the words “our,” “we” or “us” with respect to certain information that relates to Ameren, Ameren Missouri, andAmeren Illinois, collectively. When appropriate, subsidiaries of Ameren Corporation are named specifically as their variousbusiness activities are discussed. Refer to the Form 10-K for a complete listing of glossary terms and abbreviations. Only newor significantly changed terms and abbreviations are included below. 2023 PRP– Preferred Resource Plan, Ameren Missouri’s preferred plan for meeting customers’ projected long-term energyneeds, which was filed with the MoPSC in September 2023 as a part