☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from _____to_____ 321 North HarveyP.O. Box 321Oklahoma City, Oklahoma 73101-0321405-553-3000State or other jurisdiction of incorporation or organization:Oklahoma Securities registered pursuant to Section 12(b) of the Act: Indicate by check mark whether the registrant (1) hasfiled all reports required to befiled by Section 13 or 15(d) of the Securities ExchangeAct of 1934 during the preceding 12 months (or for such shorter period that the registrant was required tofile such reports), and (2) has beensubject to suchfiling requirements for the past 90 days. OGE Energy Corp.☑Yes☐NoOklahoma Gas and Electric Company☑Yes☐No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant toRule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant wasrequired to submit suchfiles). OGE Energy Corp.☑Yes☐NoOklahoma Gas and Electric Company☑Yes☐No Indicate by check mark whether the registrant is a large acceleratedfiler, an acceleratedfiler, a non-acceleratedfiler, a smaller reportingcompany, or an emerging growth company. See the definitions of "large acceleratedfiler," "acceleratedfiler," "smaller reporting company" and"emerging growth company" in Rule 12b-2 of the Exchange Act. If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period forcomplying with any new or revisedfinancial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐ Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).OGE Energy Corp.☐Yes☑NoOklahoma Gas and Electric Company☐Yes☑No At March 31, 2026, there were 206,374,321 shares of OGE Energy Corp.'s common stock, par value $0.01 per share, outstanding. At March 31, 2026, there were 40,378,745 shares of Oklahoma Gas and Electric Company's common stock, par value $2.50 per share,outstanding, all of which were held by OGE Energy Corp. There were no other shares of capital stock of the registrants outstanding at such date. Oklahoma Gas and Electric Company meets the conditions set forth in General Instruction H(1)(a) and (b) of Form 10-Q and is thereforefiling this form with the reduced disclosure format permitted by General Instruction H(2). FORM 10-Q FOR THE QUARTER ENDED MARCH 31, 2026 TABLE OF CONTENTS iPageGLOSSARY OF TERMSiiFILING FORMAT AND FORWARD-LOOKING STATEMENTS1Part I - FINANCIAL INFORMATIONItem 1. Financial Statements (Unaudited)3OGE Energy Corp. Condensed Consolidated Financial Statements3Oklahoma Gas and Electric Company Condensed Financial Statements9Combined Notes to Condensed Financial Statements14Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations29Item 3. Quantitative and Qualitative Disclosures About Market Risk39Item 4. Controls and Procedures40Part II - OTHER INFORMATIONItem 1. Legal Proceedings41Item 1A. Risk Factors41Item 2. Unregistered Sales of Equity Securities and Use of Proceeds41Item 5. Other Information41Item 6. Exhibits41Signature42 GLOSSARY OF TERMS FILING FORMAT This combined Form 10-Q is separatelyfiled by OGE Energy and OG&E. Information in this combined Form 10-Q relating to eachindividual Registrant isfiled by such Registrant on its own behalf. OG&E makes no representation regarding information relating toany other companies affiliated with OGE Energy. Neither OGE Energy, nor any of OGE Energy's subsidiaries, other than OG&E, hasany obligation in respect of OG&E's debt securities, and holders of such debt securities should not consider thefinancial resources orresults of operations of OGE Energy nor any of OGE Energy's subsidiaries, other than OG&E (in relevant circumstances), in making adecision with respect to OG&E's debt securities. Similarly, none of OG&E nor any other subsidiary of OGE Energy has any obligationwith respect to debt securities of OGE Energy. This combined Form 10-Q should be read in its entirety. No one section of thiscombined Form 10-Q deals with all aspects of the subject matter of this combined Form 10-Q. FORWARD-LOOKING STATEMENTS Except for the historical statements contained herein, the matters discussed within this Form 10-Q, including those mattersdiscussed within "Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations," are forward-looking statements that are subject to certain risks, uncertainties and assumptions. Such forward-looking statements are intended tobe identified in this document by the words "anticipate," "believe," "estimate," "expect," "forecast," "intend," "objective," "plan,""possible," "potential," "project," "target" and similar expressions. Actual results may vary materially from those expressed inforward-look