道明尼资源 2025年度报告

FORM 11-K (Mark One): ☒ANNUAL REPORT PURSUANT TO SECTION15(d) OF THESECURITIES EXCHANGE ACT OF 1934For the fiscal year ended December 31, 2025 ☐TRANSITION REPORT PURSUANT TOSECTION 15(d) OF THESECURITIES EXCHANGE ACT OF 1934For the transition period fromto Commission File Number 333-257414 A.Full title of the plan and the address of the plan, ifdifferent from that of the issuer named below: DOMINION ENERGY VIRGINIA 401(K) PLANFOR UNION- REPRESENTED EMPLOYEES B.Name of issuer of the securities held pursuant to the planand the address of its principal executive office: DOMINION ENERGY, INC.600 East Canal StreetRichmond, VA 23219 DOMINION ENERGY VIRGINIA 401(K) PLAN FORUNION-REPRESENTED EMPLOYEES REPORT OF INDEPENDENT REGISTERED PUBLICACCOUNTING FIRM To the Plan Participants andPlan Administrator ofDominion Energy Virginia 401(k) Plan forUnion-Represented Employees Opinion on the Financial Statements We have audited the accompanying statements of net assetsavailable for benefits of Dominion Energy Virginia 401(k) Plan forUnion-Represented Employees (the "Plan") as of December 31,2025 and 2024, the related statement of changes in net assetsavailable for benefits for the year ended December 31, 2025, andthe related notes (collectively referred to as the "financialstatements"). In our opinion, the financial statements presentfairly, in all material respects, the net assets available for benefitsof the Plan as of December 31, 2025 and 2024, and the changesin net assets available for benefits for the year ended December31, 2025, in conformity with accounting principles generallyaccepted in the United States of America. Basis for Opinion These financial statements are the responsibility of the Plan'smanagement. Our responsibility is to express an opinion on thePlan's financial statements based on our audits. We are a publicaccounting firm registered with the Public Company AccountingOversight Board (United States) (PCAOB) and are required to beindependent with respect to the Plan in accordance with the U.S.federal securities laws and the applicable rules and regulations ofthe Securities and Exchange Commission and the PCAOB. We conducted our audits in accordance with the standards of thePCAOB. Those standards require that we plan and perform theaudit to obtain reasonable assurance about whether the financialstatements are free of material misstatement, whether due to erroror fraud. Our audits included performing procedures to assess therisks of material misstatement of the financial statements, whetherdue to error or fraud, and performing procedures that respond tothose risks. Such procedures included examining, on a test basis,evidence regarding the amounts and disclosures in the financialstatements. Our audits also included evaluating the accountingprinciples used and significant estimates made by management,as well as evaluating the overall presentation of the financialstatements. We believe that our audits provide a reasonable basisfor our opinion. Report on Supplemental Schedule The supplemental schedule of assets (held at end of year) as ofDecember 31, 2025, has been subjected to audit proceduresperformed in conjunction with the audit of the Plan's financialstatements. The supplemental schedule is the responsibility of thePlan's management. Our audit procedures included determiningwhether the supplemental schedule reconciles to the financialstatements or the underlying accounting and other records, asapplicable, and performing procedures to test the completenessand accuracy of the information presented in the supplementalschedule. In forming our opinion on the supplemental schedule,we evaluated whether the supplemental schedule, including itsform and content, is presented in compliance with the Departmentof Labor's Rules and Regulations for Reporting and Disclosureunder the Employee Retirement Income Security Act of 1974. Inour opinion, such schedule is fairly stated, in all material respects,in relation to the financial statements as a whole. /s/ Deloitte & Touche LLP Richmond, VirginiaJune 24, 2026 We have served as the auditor of the Plan since 1989. DOMINION ENERGY VIRGINIA 401(K) PLAN FORUNION-REPRESENTED EMPLOYEES STATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITSAS OF DECEMBER 31, 2025 AND 2024 DOMINION ENERGY VIRGINIA 401(K) PLAN FORUNION-REPRESENTED EMPLOYEES STATEMENT OF CHANGES IN NET ASSETS AVAILABLE FORBENEFITSFOR THE YEAR ENDED DECEMBER 31, 2025 DOMINION ENERGY VIRGINIA 401(K) PLAN FORUNION-REPRESENTED EMPLOYEES NOTES TO FINANCIAL STATEMENTS 1.DESCRIPTION OF PLAN The following description of the Dominion Energy Virginia 401(k)Plan for Union-Represented Employees (the Plan) provides onlygeneral information. Participants should refer to the Summary PlanDescription for a more complete description of the Plan'sprovisions. a.General— The Plan is a defined contribution plan coveringunion-eligible employees (the Employees) of the VirginiaElectric and Power Company (the Employe