Board and executive changes

On November 3, 2026, Kim R. Cocklin notified Atmos Energy Corporation (the “Company”) of his decision to retire from the board of directors of the Company (the “Board”) and from the role of Chairman of the Board, effective as of the date of the Company’s annual meeting of shareholders (the “2027 Annual Meeting”). Mr. Cocklin has reached mandatory retirement age under the Company’s Corporate Governance Guidelines and will not stand for re-election to the Board at the 2027 Annual Meeting. He intends to continue to serve as the Chairman of the Board through the 2027 Annual Meeting and advised the Company that his decision not to stand for re-election was not the result of any disagreement with the Company on any matter relating to the Company’s operations, policies, or practices. During his tenure with the Company beginning in 2006, Mr.

On September 29, 2026, Alicia Knapp, President Nuclear Development of American Electric Power (“AEP” or the “Company”), left the Company. Ms. Knapp’s involuntary separation triggers benefits to her under the Company’s Executive Severance Plan if she enters a severance, release of all claims, and noncompetition agreement (“Agreement”) with the Company. Under the Company’s Executive Severance Plan, the Company would provide Ms. Knapp one times her current salary and target annual incentive compensation, prorated vesting of performance shares and restricted stock units under the Company’s long-term incentive plan. By signing the Agreement, Ms. Knapp would release the Company from all claims that she may lawfully release, agree not to compete with the Company for one year, and re-affirm certain non-solicitation, confidentiality, non-disparagement and cooperation covenants with the Company.

Appointment of Joyce Mullen to the Board of Directors On September 24, 2026, the Board of Directors (the “Board”) of Duke Energy Corporation (the “Corporation”) appointed Joyce Mullen to the Board, effective September 28, 2026, with an initial term expiring at the 2027 Annual Meeting of Shareholders. The Board also appointed Ms. Mullen to the Audit Committee and the Operations and Nuclear Oversight Committee of the Board, effective September 28, 2026. Ms. Mullen retired as president and chief executive officer of Insight Enterprises, Inc. (“Insight”), a Fortune 500 technology company, in April 2026 and continues to advise Insight’s leadership as executive vice president of strategic development. She joined Insight in October 2020 as president of North America. Before joining Insight, Ms.

As previously disclosed, effective April 16, 2026, Bernerd Da Santos transitioned from his role as Executive Vice President and President of US & Renewables of The AES Corporation (the “Company” or “AES”) to Chairman of the AES Clean Energy Board and Senior Strategic Advisor to the President of the Company. On September 14, 2026, the Company and Mr. Da Santos determined that Mr. Da Santos would depart from such position and his employment with the Company would terminate effective September 14, 2026. Mr. Da Santos has accepted a position with Fluence Energy, Inc. to serve as Executive Vice President and Chief Operating Officer. In connection with Mr. Da Santos’ departure, the Company entered into a Separation Agreement (the “Separation Agreement”) with him, dated September 14, 2026. Under the terms and conditions of the Separation Agreement, Mr.

On September 1, 2026, David A. Thomas, Director of DTE Energy Company, announced his intent to retire from the Board of Directors effective as of September 3, 2026. Dr. Thomas's decision to retire after 13 years of service is not a result of any disagreement with management or the Board.

On August 25, 2026, Exelon Corporation (“Exelon”) announced that Michael Innocenzo will depart from his roles as Executive Vice President and Chief Operating Officer of Exelon, President and Chief Executive Officer of PECO Energy Company (“PECO”), and director and Board Chair of Commonwealth Edison Company (“ComEd”), effective in 2027 on a date to be determined. Mr. Innocenzo will remain in his current roles until his departure date and assist in the orderly transition of his duties. In addition, Exelon announced that Jeanne Jones, currently serving as Exelon’s Executive Vice President and Chief Finance Officer, Audit and Risk, will assume responsibility for Exelon’s corporate strategy function in an expanded role and be named Executive Vice President of Finance and Strategy, effective October 5, 2026.

On August 5, 2026, Caroline Garcia and WEC Energy Group, Inc. (the “Company”) entered into an agreement pursuant to which Ms. Garcia, age 50, will serve as Vice President and Controller, effective August 31, 2026. Since 2024, Ms. Garcia has served as Director of Audit Services at TXNM Energy, an energy holding company that provides electricity to customers in New Mexico and Texas through its regulated utilities. Prior to joining TXNM Energy in 2024, Ms. Garcia was an Audit Partner at KPMG LLP, where she worked from 1999 to 2024. During her nearly 25-year career at KPMG, she served clients across a variety of industries with a primary focus in the energy, utility and natural resources sectors. Ms. Garcia is a Certified Public Accountant. In connection with Ms.

On August 4, 2026, James H. Jeffries IV was elected to the Board of Directors of Atmos Energy Corporation (the “Company”), effective September 1, 2026, with his term expiring at the 2027 annual meeting of shareholders on February 3, 2027. Mr. Jeffries will participate in all applicable compensation and benefit plans offered by the Company to our directors. In connection with his election, on September 1, 2026, Mr. Jeffries will receive 1,000 share units which will vest and be distributed to him upon his separation from service from the Board of Directors. Mr. Jeffries is a partner with the law firm of McGuire Woods LLP and has announced his retirement effective August 31, 2026. In such role, Mr. Jeffries advised the Company with respect to energy and regulatory issues. The Company paid McGuire Woods LLP $422,649 in fiscal 2025 and $346,119 in fiscal 2026 to date for these services.

On August 4, 2026, Robert Lawless, Chair of the Board of Directors (the “Board”) of Constellation Energy Corporation (the “Company”), retired from the Board. In connection with the retirement of Mr. Lawless as Chair of the Board, the Board elected Joseph Dominguez, the Company’s President and Chief Executive Officer, to serve as Chair of the Board, effective August 4, 2026. As a result of Mr. Dominguez being named Chair of the Board, Charles Harrington, Chair of the Corporate Governance Committee of the Board, will also serve as Lead Independent Director of the Board. In addition to the standard compensation for directors disclosed in the Company’s proxy statement, Mr. Harrington will receive an annual cash retainer equal to $50,000 for his service as Lead Independent Director.

(d) Election of New Director On July 29, 2026, the Board of Directors (the “Board”) of Xcel Energy Inc. (“Xcel Energy”) elected Peter Carter, 63, to begin serving on the Board effective immediately for a term expiring at the Xcel Energy 2027 Annual Meeting of Shareholders. Mr. Carter was also appointed to serve on the Board’s Audit Committee and Governance, Compensation and Nominating Committee. The Board determined that Mr. Carter is independent and meets the applicable director independence requirements of the Nasdaq Stock Market LLC and Xcel Energy’s director independence standards. In connection with the election of Mr. Carter, the Board increased the number of Xcel Energy directors from 10 to 11 pursuant to Xcel Energy’s Bylaws. Since April 2026, Mr. Carter has served as President of Delta Air Lines, Inc., a global airline company headquartered in Atlanta, Georgia (“Delta”).

On July 20, 2026, the Board of Directors (the “Board”) of American Electric Power Company, Inc. (the “Company”) elected David S. Marriott and Charles J. Meyers to serve as directors of the Company effective July 20, 2026. Mr. Marriott was appointed to the Audit Committee and the Technology Committee, and Mr. Meyers was appointed to the Nominating, Governance & Compensation Committee and the Nuclear Oversight Committee. The initial term as a director for each of Messrs. Marriott and Meyers will continue until the 2027 annual meeting of shareholders. Mr. Marriott has served on the Board of Directors of Marriott International, Inc. (“Marriott”) since 2021 and has served as Chairman of the Board of Marriott since 2022. Prior to that, Mr. Marriott served as President, U.S.

On July 6, 2026, the Board of Directors of Sempra appointed Justin C. Bird as Executive Vice President and Chief Financial Officer of Sempra, effective on a to-be-determined date on or around the closing of Sempra’s planned sale of a portion of its equity interest in Sempra Infrastructure Partners, LP, which is expected to occur in the third quarter of 2026. Mr. Bird, 55, has served in various leadership roles across the Sempra family of companies for more than two decades, including most recently as an Executive Vice President of Sempra since January 2024 and as the Chief Executive Officer of Sempra Infrastructure and its predecessor LNG business since April 2020. Mr. Bird’s compensation is not expected to change in connection with this appointment. Information regarding Sempra’s executive compensation program is described in Sempra’s 2026 Proxy Statement filed with the U.S.

Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers On July 1, 2026, the Board of Directors of Consolidated Edison, Inc. (“Con Edison”) and the Board of Trustees of Consolidated Edison Company of New York, Inc. (collectively, the “Boards”) each elected Tali Farhadian Weinstein as a member of the Boards, effective July 1, 2026. Ms. Farhadian was appointed to the Safety, Environment, Operations and Sustainability Committee and the Corporate Governance and Nominating Committee of the Boards, effective July 1, 2026. Ms. Farhadian will participate in the compensation arrangements described under “Director Compensation” in Con Edison’s proxy statement for its 2026 annual meeting of stockholders (filed with the Securities and Exchange Commission on April 8, 2026). Ms.

Election of Director On June 30, 2026, the Board of Directors ("Board") of PPL Corporation ("PPL" or the "Company") elected Kenneth M. Hartwick a director of the Company, effective July 1, 2026. Mr. Hartwick has been a member of the board of directors for MYR Group Inc., a publicly traded company specializing in electrical construction services, including transmission and distribution lines, substations, commercial and industrial buildings, and renewable energy, since 2015. He has held the position of Chairman of the Board at MYR Group since 2018 and is a member of the audit committee. In addition, Mr. Hartwick serves as a director for Denison Mines Corp., a Canadian publicly traded uranium exploration and development company, where he is a member of the audit committee.

On June 23, 2026, the Human Resources Committee of the Board of Directors of Pinnacle West Capital Corporation (“Pinnacle West”) approved a Discretionary Credit Award Agreement (the “Agreement”) for Adam Heflin, Executive Vice President and Chief Nuclear Officer of Arizona Public Service Company (“APS”) and a named executive officer of Pinnacle West. The award was granted pursuant to Section 3.9 of the Deferred Compensation Plan of 2005 for Employees of Pinnacle West Capital Corporation and Affiliates (the “Plan”). Under the terms of the Agreement, discretionary credits in the aggregate amount of $1.5 million will be credited to a Discretionary Credit Account (the “Account”) established for the benefit of Mr. Heflin according to the following schedule, provided Mr.

On June 3, 2026, CMS Energy Corporation (“CMS Energy”) announced that Rejji P. Hayes has retired from his positions as CMS Energy and Consumers Energy Company (“Consumers Energy”) executive vice president and chief financial officer, effective June 3, 2026. Srikanth (Sri) Maddipati, 43, has been appointed to succeed Hayes as CMS Energy and Consumers Energy executive vice president and chief financial officer, effective June 3, 2026. Maddipati has been with CMS Energy for 12 years, joining in 2014 as assistant treasurer. In 2016, Maddipati was elected vice president and treasurer where he was responsible for budget and planning, corporate liquidity, financing and maintaining relationships with investors, banks and rating agencies, a position he held until he moved to the role of Consumers Energy vice president electric supply in 2023.

On May 21, 2026, upon the recommendation of the Governance and Nominating Committee of NRG Energy, Inc. (the “Company”), the Board of Directors (the “Board”) appointed Glenn Wright to serve as an independent director, effective May 26, 2026, until his successor is duly elected and qualified or until his earlier death, resignation or removal. Dr. Wright was also appointed to serve on the Finance and Risk Management Committee of the Board. There is no arrangement or understanding between Dr. Wright and any other person, other than the Company, pursuant to which he was appointed as a director. Dr. Wright has no direct or indirect material interest in any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K. Dr.

(b) As part of a planned leadership succession process, on May 15, 2026, Armando Pimentel, Jr., Chief Executive Officer of Florida Power & Light Company (FPL) and a named executive officer of NextEra Energy, Inc. (NEE), resigned from such position effective May 18, 2026 and was appointed Vice Chairman of NEE effective May 18, 2026. SECTION 8 – OTHER EVENTS

(e) The following with respect to certain compensatory plans and arrangements of American Water Works Company, Inc., a Delaware corporation (the “Company”), was approved by shareholders of the Company at the 2026 Annual Meeting of Shareholders (the “2026 Annual Meeting”) held on May 13, 2026. Amendment and Restatement of American Water Works Company, Inc. 2017 Omnibus Equity Compensation Plan On February 18, 2026, based on the recommendation of the Executive Development and Compensation Committee (the “ED&CC”) of the Board of Directors of the Company (the “Board”), the Board unanimously approved amendments to, and a restatement of, the American Water Works Company, Inc. 2017 Omnibus Equity Compensation Plan (the “2017 Omnibus Plan”, and, as amended and restated, the “Amended 2017 Omnibus Plan”), subject to shareholder approval at the 2026 Annual Meeting.

As described below in Item 5.07 of this Current Report on Form 8-K, on May 13, 2026, at the 2026 Annual Meeting of Shareowners (the "Annual Meeting") of PPL Corporation (the "Company"), the shareowners of the Company approved the PPL Corporation Second Amended and Restated 2012 Stock Incentive Plan (the "Second A&R SIP"). The Second A&R SIP became effective upon receipt of shareowner approval on May 13, 2026 at the Annual Meeting. A detailed summary of the material features of the Second A&R SIP is set forth in Proposal 3 of the Company's definitive proxy statement filed with the Securities and Exchange Commission on April 1, 2026, which description is incorporated herein by reference. The foregoing description of the Second A&R SIP is qualified in its entirety by reference to the full text of the Second A&R SIP, which is filed as Exhibit 10.1 hereto and incorporated herein by reference.

On May 7, 2026, the Talent & Compensation Committee (the “TCC”) of the Board of Directors of Entergy Corporation (the “Company”) approved resolutions authorizing the Company to amend the System Executive Retirement Plan of Entergy Corporation and Subsidiaries, as amended (the “SERP”), in which each of Andrew S. Marsh, the Company’s Chief Executive Officer, Haley R. Fisackerly, the President and Chief Executive Officer of Entergy Mississippi, LLC, and Phillip R.

Acceleration of Vesting Having reached the applicable retirement age under WEC Energy Group’s Corporate Governance Guidelines, Gale Klappa completed his service as Chairman of the Board on May 7, 2026. On May 4, 2026, in recognition of Mr. Klappa’s years of service and contributions to the success of WEC Energy Group, the Compensation Committee approved the acceleration of the vesting of unvested shares of restricted stock awarded to Mr. Klappa, consisting of approximately 1,616 shares, effective May 7, 2026. 2

Appointment of Mr. Gaudette as Chief Executive Officer As previously disclosed in the Original 8-K, the Board of Directors of the Company appointed Mr. Gaudette as President of the Company, effective January 6, 2026, and as Chief Executive Officer, effective April 30, 2026. Biographical and other information about Mr. Gaudette is included in the Company’s definitive proxy statement on Schedule 14A filed with the SEC on March 18, 2026, as supplemented on April 16, 2026 (the “2026 Proxy Statement”). Mr. Gaudette does not have any family relationships with any director or executive officer of the Company, and there are no arrangements or understandings with any persons pursuant to which Mr. Gaudette has been appointed to his position. In addition, there have been no transactions directly or indirectly involving Mr.

On April 21, 2026, the PSEG Board of Directors, upon the recommendation of the Governance, Nominating and Sustainability (GNS) Committee, appointed Geisha J. Williams to the GNS Committee and the Industrial Operations Committee, effective immediately. 1

On April 23, 2026, the Board of Directors (the “Board”) of Edison International (“EIX”) increased the size of the Board from 11 to 12 members and elected M. Susan Hardwick as an independent director of EIX, effective April 23, 2026. Ms. Hardwick will serve on the Audit and Finance Committee of the Board and the Compensation and Executive Personnel Committee of the Board (“Compensation Committee”). In connection with her service, Ms. Hardwick will be compensated as a non-employee director pursuant to the EIX and Southern California Edison (“SCE”) Director Compensation Schedule. On April 23, 2026, EIX also announced the following executive changes: ● Maria Rigatti, Executive Vice President and Chief Financial Officer of EIX, will resign from her position as Chief Financial Officer of EIX effective July 3, 2026 and retire from EIX effective September 1, 2026. Ms.

Transition of Chief Accounting Officer and Appointment of Controller On April 14, 2026, The AES Corporation (the “Company” or “AES”) and Sherry Kohan mutually determined that Ms. Kohan will cease to serve in her role as Senior Vice President and Chief Accounting Officer of the Company, effective May 7, 2026 (the “Effective Date”), and that she will assume the position of Chief Financial Officer of AES’ U.S. Utilities business, effective as of the Effective Date. On April 14, 2026, the Board of Directors (the “Board”) of the Company appointed Aubrey Jarred to serve as Vice President and Controller of AES, and designated her as the Company’s principal accounting officer, effective on the Effective Date. Ms. Jarred, age 40, has served as Managing Director, Technical Accounting Services of AES since 2022.

On April 2, 2026, E. Spencer Abraham informed the Board of Directors (the “Board”) of NRG Energy, Inc. (the “Company”) of his intention to resign from the Board, effective April 3, 2026, for personal reasons. His decision to resign was not the result of any disagreement with the Company, management, or the Board on any matter relating to the Company’s operations, policies or practices. As disclosed in the Company's definitive proxy statement on Schedule 14A filed with the SEC on March 18, 2026, as part of the Board's ongoing succession planning, Secretary Abraham is not standing for re-election at the Company's annual stockholder meeting scheduled for April 30, 2026.

On March 25, 2026, Reginald T. Jackson, Senior Vice President and Chief Accounting Officer of Entergy Corporation (the “Company”) and of Entergy Arkansas, LLC, Entergy Louisiana, LLC, Entergy Mississippi, LLC, Entergy New Orleans, LLC and Entergy Texas, Inc. (collectively, the “Operating Company Registrants”), has advised the Company and each of the Operating Company Registrants that he intends to retire from these positions at the close of business on May 31, 2026, as part of a planned leadership transition. On June 1, 2026, Patrick J. Stack, age 53, will be appointed as the Senior Vice President and Chief Accounting Officer of Entergy Corporation and each of the Operating Company Registrants. Mr. Stack currently serves as Corporate Controller of Entergy Services, LLC (“ESL”), a position he has held since March 2022. Previously, Mr.

On March 23, 2026, Alan Armstrong notified the Board of Directors (the “Board”) of Constellation Energy Corporation (the “Company”) of his resignation from the Board. His resignation is effective March 23, 2026. Section 9 - Financial Statements and Exhibits

(b) On March 5, 2026, Terrell Kirk Crews II, Executive Vice President and Chief Risk Officer, of NextEra, Inc. (NEE) notified NEE of his decision to resign effective March 20, 2026 in order to accept a chief financial officer position with another company. NEE thanks Mr. Crews for his leadership and contributions and wishes him success in his future endeavors.

Appointment of New President On March 1, 2026, the Board appointed Ricardo Falú, 46 years old, to serve as the Company’s President, effective March 2, 2026. Previously, he served as Executive Vice President and Chief Operating Officer of the Company, and President of the Company’s New Energy Technologies Strategic Business Unit (“SBU”) from February 2024 to March 1, 2026; Senior Vice President and Chief Operating Officer of the Company from July 2023 to February 2024; Senior Vice President and Chief Strategy and Commercial Officer of the Company from August 2022 to July 2023; President of the Company’s Andes region from January 2022 to August 2022; Chief Executive Officer of AES Andes S.A.

On February 18, 2026, Kristie L. Colvin notified CenterPoint Energy, Inc. (the “Company”) of her intent to retire from the Company on June 1, 2026. She will retire from her position as Senior Vice President and Chief Accounting Officer of the Company and its affiliated subsidiaries on March 2, 2026, and will transition to an advisory role to support the transition to her successor until her retirement from the Company. Ms. Colvin’s decision to retire is not the result of any disagreement with the Company on any matter relating to the Company’s operations, policies and practices, including any matters concerning the Company’s controls or any financial or accounting-related matters or disclosures. In connection with Ms. Colvin’s retirement, on February 19, 2026, the Company appointed Russell K.

Effective as of February 20, 2026, Diane Leopold and Richard P. Keyes have been elected to the Boards of Directors (“Boards”) of CMS Energy Corporation (“CMS Energy”) and its principal subsidiary, Consumers Energy Company (“Consumers Energy”). Leopold has been appointed to serve on the Compensation and Human Resources Committee and the Finance Committee and Keyes has been appointed to serve on the Audit Committee and Governance, Sustainability and Public Responsibility Committee of the Boards. Prior to their elections, and pursuant to CMS Energy’s and Consumers Energy’s Amended and Restated Bylaws, each of the Boards increased its authorized membership from nine to eleven members. Leopold retired in 2025 as the executive vice president and chief operating officer of Dominion Energy, Inc. (“Dominion”), a regulated public electric utility.

On February 17, 2026, the Human Resources Committee (the “Committee”) of the Pinnacle West Board of Directors (the “Board”) approved the portion of the APS 2026 Annual Incentive Award Plan (the “APS Plan”) that provides an incentive award opportunity for Theodore N. Geisler, Chairman of the Board, President and Chief Executive Officer of Pinnacle West and APS. On February 18, 2026, the Board and the Board of Directors of APS, acting on the recommendation of the Committee, approved the portion of the APS Plan that includes an incentive award opportunity for Andrew D. Cooper, Senior Vice President and Chief Financial Officer of Pinnacle West and APS, and Jacob Tetlow, Executive Vice President and Chief Operating Officer of APS and the APS 2026 Annual Incentive Award Plan for Palo Verde Employees (the “Palo Verde Plan”), which includes an incentive award opportunity for Adam C.

On July 23, 2025, The Southern Company (the “Company”) filed a Current Report on Form 8-K (the “Original 8-K”) reporting the election of Mr. John M. Turner, Jr. to its Board of Directors (the “Board”). At the time of filing the Original 8-K, Board committee assignments for Mr. Turner had not been determined. The Company is filing this Amendment No. 1 to the Original 8-K to report that, on February 16, 2026, the Board appointed Mr. Turner to the Finance Committee and the Operations, Environmental and Safety Committee, effective immediately.

On February 13, 2026, Henry P. Linginfelter, a member of the Board of Directors ("Board") of American Electric Power Company, Inc. ("Company"), notified the Board that he would not stand for re-election to the Board at the Company's 2026 Annual Meeting of Shareholders. Mr. Linginfelter stated that his decision is not due to any disagreement with the Company on any matter relating to the Company’s operations, policies, or practices. 104 Cover Page Interactive Data File - The cover page iXBRL tags are embedded within the inline XBRL document.

On February 8, 2026, Melvin Williams, a member of the Board of Directors (the “Board”) of FirstEnergy Corp. (the “Company”), provided notice to the Company that he does not intend to stand for re-election as a member of the Board following the expiration of his current term at the Company’s 2026 Annual Meeting of Shareholders. Mr. Williams’s decision not to stand for re-election was not due to any disagreement with the Company on any matter relating to the Company’s operations, policies or practices.

On September 29, 2025, Constellation Energy Corporation (“Constellation”) filed a Current Report on Form 8-K to report the election of Alan Armstrong to the Board of Directors, effective January 1, 2026. At the time of that filing, the board had not yet determined the committees of the board on which Mr. Armstrong would be appointed to serve. This Form 8-K/A is being filed to provide this information. On February 10, 2026, Mr. Armstrong was appointed to serve on the Compensation Committee and the Nuclear Oversight Committee. Section 9 - Financial Statements and Exhibits

(d) On February 6, 2026, the Board of Directors (the "Board") of Ameren Corporation ("Ameren") elected Timothy S. Rausch to the Board, with a term beginning on March 1, 2026, and expiring at Ameren's Annual Meeting of Shareholders in 2026. Also effective March 1, 2026, the Board appointed Mr. Rausch to the Finance Committee and the Nuclear, Operations and Environmental Sustainability Committee of the Board. No arrangement or understanding exists between Mr. Rausch and Ameren or, to Ameren's knowledge, any other person or persons pursuant to which Mr. Rausch was selected as a director. Mr. Rausch will participate in the Company’s standard non-employee director compensation program as more fully described in the Company’s Proxy Statement filed with the Securities and Exchange Commission on March 25, 2025. Mr.

Annual Incentive Plan On February 4, 2026, the Organization and Compensation Committee (the O&C Committee) of the Board of Directors of the Company approved 2026 performance measures, weightings and metrics under the Company's Annual Incentive Plan (AIP). The following table summarizes the annual measures for 2026 under the AIP for executive officers of the Company in determining their total annual incentive award: Measures Weight DTE Energy Operating Earnings Per Share 20% DTE Energy Cash From Operations 20% Customer Satisfaction Score 15% DTE Energy Employee Engagement-Gallup 5% DTE Energy Safety Performance 10% Utility Operating Excellence Index 30% The following table summarizes the annual measures for 2026 under the AIP for executive officers of DTE Electric in determining their total annual incentive award: Measures Weight DTE Energy Operating Earnings Per Share 10% DTE Electric Op…

On February 3, 2026, the Board of Directors (the “Board”) of NRG Energy, Inc. (the “Company”), pursuant to the recommendation of the Company’s Governance and Nominating Committee, appointed Sanjay Kapoor to serve as an independent director, effective immediately, until his successor shall have been duly elected and qualified or until his earlier death, resignation or removal. Mr. Kapoor was also appointed to serve on the Audit Committee of the Board. There is no arrangement or understanding between Mr. Kapoor and any other person, other than the Company, pursuant to which he was appointed as a director. Mr. Kapoor has no direct or indirect material interest in any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K. Mr.

2026 Annual Incentive Plan On January 30, 2026, the Dominion Energy, Inc. (“Dominion Energy”) Compensation and Talent Development Committee (“CTD Committee”) approved the 2026 Annual Incentive Plan (the “AIP”). Under the AIP, Dominion Energy’s officers are eligible for an annual performance-based cash award. Each officer has a target incentive award under the AIP based on a percentage of base salary. Payouts under the AIP will be based on the achievement of certain performance goals to be determined by the CTD Committee from among the performance measures set forth in Dominion Energy’s 2024 Incentive Compensation Plan (the “2024 Incentive Compensation Plan”), with potential funding ranging from 0% to 200% of the target funding.

On March 10, 2025, Exelon Corporation (“Exelon”) filed a Current Report on Form 8-K to report the appointment of David DeWalt to the Board of Directors (“Board”) effective as of that date. At the time of that filing, the Exelon Board had not yet determined on which committees Mr. DeWalt would be appointed to serve. This Form 8-K/A is being filed to provide this information. On February 3, 2026, Mr. DeWalt was appointed to serve on the Talent Management and Compensation Committee and the Operations, Safety, and Customer Experience Committee of the Board, to be effective April 27, 2026. * * * * *

On January 20, 2026, upon the recommendation of the Governance, Nominating and Sustainability Committee, the Board of Directors (the “Board”) of Public Service Enterprise Group Incorporated (the “Company”) elected Geisha J. Williams to serve as a new director effective March 1, 2026. The Board has determined that Ms. Williams is an independent director within the meaning of the listing standards of the New York Stock Exchange and the Securities Exchange Act of 1934, as amended. As of the time of the filing of this Current Report on Form 8-K, the Board has not determined the committees to which Ms. Williams will be appointed. As of the date of election to the Board, Ms.

On January 5, 2026, the Boards of Directors (the “Boards”) of Alliant Energy Corporation (“Alliant Energy”), Interstate Power and Light Company and Wisconsin Power and Light Company increased the number of directors on the Boards to 11 and appointed Manu Asthana as a member of the Boards effective February 23, 2026. Mr. Asthana, 52, was President and Chief Executive Officer of PJM Interconnection from 2020 to 2025. PJM Interconnection oversees the largest power grid in North America and one of the largest electricity markets in the world, serving 67 million people in 13 states and the District of Columbia. Prior to that, he held roles of increasing importance with accountabilities related to financial performance, risk, and operations at public and private utility companies. Mr.

Effective upon the closing of the Mergers on January 7, 2026, Daniel Eggers, CEG Parent’s Executive Vice President and Chief Financial Officer, was promoted to Senior Executive Vice President, Finance and Data Economy, and no longer serves as Chief Financial Officer, and Shane Smith, CEG Parent’s Senior Vice President, Treasury and Credit, was promoted to Executive Vice President and Chief Financial Officer. Concurrently with the effectiveness of Mr. Smith’s promotion, Mr. Smith also assumed the additional role of principal financial officer of CEG Parent, replacing Mr. Eggers. As previously reported, Mr.

On January 6, 2026, the board of directors (the “Board”) of NRG Energy, Inc. (the “Company”) appointed Robert Gaudette, the Company’s current Executive Vice President, NRG Business and Wholesale Operations, as President of the Company, effective immediately, and as Chief Executive Officer, effective April 30, 2026, the date of the Company’s next annual meeting of stockholders (the “Annual Meeting”). Mr. Gaudette will also be named as a director nominee seeking election at the Annual Meeting. Concurrently therewith, Lawrence Coben informed the Board of his intention to step down from the Company on April 30, 2026. Dr. Coben will resign as the Company’s President, effective immediately, and will remain as Chief Executive Officer and Chair of the Board through April 30, 2026. Dr.

On January 2, 2026, Kevin T. Howell informed the Board of Directors (the “Board”) of NRG Energy, Inc. (the “Company”) of his intention to resign from the Board, effective immediately, to pursue another opportunity. His decision to resign was not the result of any disagreement with the Company, management, or the Board on any matter relating to the Company’s operations, policies or practices. 2

On December 18, 2025, the Board of Directors ("Board") of American Electric Power Company, Inc. ("AEP") granted a special equity award to William J. Fehrman, AEP’s Chair, President and Chief Executive Officer, as part of AEP's retention strategy and to promote further alignment between Mr. Fehrman’s compensation and Company performance. 1. $10,000,000 in performance shares that will vest, provided that Mr. Fehrman remains continuously employed by AEP through December 31, 2030. The number of shares that vest is based on the average relative total shareholder return ("rTSR") for each of the five years in the above period. rTSR will be measured from the close price of AEP and peer company common stock on the last business day of the prior year through the 20-day average closing price as of the last business day of the year or period.

On December 11, 2025, the Boards of Directors of PG&E Corporation and Pacific Gas and Electric Company (the “Utility”) approved leadership changes intended to better serve customers and support coworkers. The following changes will occur, effective January 1, 2026. · Sumeet Singh, 47, Executive Vice President, Operations and Chief Operating Officer of the Utility, will become Chief Executive Officer, Pacific Gas and Electric Company, and Executive Vice President, Energy Delivery of the Utility. Mr. Singh has served in his current role since March 1, 2023. · Marlene Santos, Executive Vice President and Chief Customer and Enterprise Solutions Officer of the Utility, will become Executive Vice President, Enterprise Transformation Office of PG&E Corporation and the Utility.

(d) Election of New Director On December 17, 2025, the Board of Directors (the “Board”) of Xcel Energy Inc. (“Xcel Energy”) elected Maria Demaree, 57, to begin serving on the Board effective immediately. Ms. Demaree was appointed to serve on the Board’s Audit Committee and Operations, Nuclear, Environmental and Safety Committee. The Board determined that Ms. Demaree is independent and meets the applicable director independence requirements of the Nasdaq Stock Market LLC and Xcel Energy’s director independence standards adopted by the Board. In connection with the election of Ms. Demaree, the Board increased the number of Xcel Energy directors from 11 to 12 pursuant to Xcel Energy’s Bylaws. Since December 2024, Ms.

On December 10, 2025, David A. de Leon, President of Wisconsin Power and Light Company (WPL) and Senior Vice President of Alliant Energy Corporation (Alliant Energy) and Interstate Power and Light Company (IPL, and together with Alliant Energy and WPL, the Company), informed the Company that he intends to retire from all his positions at the Company after 39 years of service. Effective January 5, 2026, he will continue as Senior Vice President of Alliant Energy, IPL and WPL until his retirement on or about July 1, 2026. On December 10, 2025, the Board of Directors of WPL, a wholly-owned subsidiary of Alliant Energy, appointed Rebecca Cameron Valcq to the position of President of WPL effective January 5, 2026. Ms. Valcq will also serve as Vice President of Alliant Energy and IPL effective January 5, 2026. Ms. Valcq, 50, has served as Assistant Vice President of the Company since 2024.

(d) On December 12, 2025, the Board of Directors (the "Board") of Ameren Corporation ("Ameren") elected Jamie L. Engstrom to the Board, with a term beginning on January 1, 2026, and expiring at Ameren's Annual Meeting of Shareholders in 2026. Also effective January 1, 2026, the Board appointed Ms. Engstrom to the Audit and Risk Committee and the Cybersecurity and Digital Technology Committee of the Board. No arrangement or understanding exists between Ms. Engstrom and Ameren or, to Ameren's knowledge, any other person or persons pursuant to which Ms. Engstrom was selected as a director. Ms. Engstrom will participate in the Company’s standard non-employee director compensation program as more fully described in the Company’s proxy statement filed with the Securities and Exchange Commission on March 25, 2025. Ms.

On December 12, 2025, Duke Energy Corporation (“Duke Energy”) announced that Ms. Cynthia S. Lee, Senior Vice President, Chief Accounting Officer and Controller, will be retiring effective December 31, 2026. Ms. Lee will move into an advisor role, effective March 1, 2026, until her retirement on December 31, 2026. Also on December 12, 2025, Duke Energy announced that Ms. Abigail L. Motsinger has been appointed to the position of Senior Vice President, Chief Accounting Officer and Controller, effective March 1, 2026. Ms. Motsinger, 42, has served as Vice President, Investor Relations, since November 16, 2022. Prior to that role, Ms.

On December 2, 2025, Mark W. Stiers, President and Chief Operating Officer – DTE Vantage and Energy Trading, notified DTE Energy Company (the Company) that he will retire from his position effective January 12, 2026. Mr. Stiers will remain employed by the Company in an advisory role until he ends employment with the Company no later than March 31, 2026.

(d) On December 3, 2025, at a meeting of the Board of Trustees (the “Board”) of Eversource Energy (the “Company”), Warren Robert Mudge was elected to serve as a Trustee, effective January 1, 2026. The Board also appointed Mr. Mudge to serve as a member of the Audit Committee and the Finance and Risk Management Committee. Mr. Mudge’s initial term as a Trustee will continue until the Company’s 2026 Annual Meeting of Shareholders to be held in May 2026. Mr. Mudge will receive an annual cash retainer in the amount of $125,000 for service on the Board during his term of office, including participation in all Board and Committee meetings. Mr.

Performance Measures for Annual Incentive Compensation On December 4, 2025, pursuant to the terms of the WEC Energy Group Short-Term Performance Plan, as amended and restated effective as of January 1, 2019 (the “STPP”), the Compensation Committee of WEC Energy Group, Inc.’s (“WEC Energy Group” or the “Company”) Board of Directors (the “Compensation Committee”) established the overall performance measures and their respective weighting for the upcoming 2026 plan year. Except as described below, for named executive officers (“NEOs”) of WEC Energy Group and its subsidiary, Wisconsin Electric Power Company (“WE”), the 2026 annual incentive under the STPP will be primarily dependent upon financial achievement determined by WEC Energy Group’s performance against targets for earnings per share (75% weight) and cash flow (25% weight).

On November 26, 2025, Exelon Corporation (“Exelon”) announced that David Glockner, Executive Vice President, Compliance, Audit and Risk, will depart Exelon effective as of January 1, 2026. Mr. Glockner will receive benefits pursuant to the previously disclosed terms of Exelon’s Senior Management Severance Plan applicable to a termination of employment other than for “cause.” Upon Mr.

On November 21, 2025, Constellation Energy Corporation (“Constellation”) announced certain changes in senior leadership, to be effective upon the closing (the “Effective Time”) of the Company’s acquisition of Calpine Corporation (“Calpine”), which is expected to close in the fourth quarter of 2025, subject to clearance by the Department of Justice and other customary closing conditions. At the Effective Time, Daniel Eggers, Executive Vice President and Chief Financial Officer will be promoted to Senior Executive Vice President, Finance and Data Economy, and will no longer serve as Chief Financial Officer. Shane Smith, Senior Vice President, Treasury and Credit, will be promoted to Executive Vice President and Chief Financial Officer. Mr.

On November 9, 2025, Peter Oppenheimer notified the Board of Directors (the “Board”) of Constellation Energy Corporation (the “Company”) of his intent to retire from the Board. His retirement is effective December 31, 2025. Section 9 - Financial Statements and Exhibits