Duke Energy CORP — fact timeline

Duke Energy CORP shareholders rejected Management proposal regarding an amendment to the Amended and Restated Certificate of Incorporation of Duke Energy Corporation to eliminate supermajority voting requirements at the 2026-05-07 meeting.

“· Proposal No. 4 – Management proposal regarding an amendment to the Amended and Restated Certificate of Incorporation of Duke Energy Corporation to eliminate supermajority voting requirements For Against Abstain Broker Non-Votes Votes Cast FOR Shares Outstanding 516,664,589 7,507,137 2,985,601 143,394,191 66.39 % The management proposal regarding an amendment to the Amended and Restated Certificate of Incorporation of Duke Energy Corporation to eliminate supermajority voting requirements failed to receive the required support of 80% of the shares outstanding.”

Duke Energy CORP shareholders approved Advisory vote to approve the Corporation’s named executive officer compensation at the 2026-05-07 meeting.

“· Proposal No. 3 – Advisory vote to approve the Company’s named executive officer compensation For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 496,884,668 26,030,663 4,241,996 143,394,191 95.02 % 94.26 % The advisory vote to approve the Corporation’s named executive officer compensation received the support of a majority of the shares represented.”

Duke Energy CORP shareholders approved Ratification of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2026 at the 2026-05-07 meeting.

“· Proposal No. 2 – Ratification of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2026 For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 639,757,086 28,434,117 2,360,315 N/A 95.74 % 95.41 % The ratification of Deloitte & Touche LLP as the Corporation’s independent registered public accounting firm for 2026 received the support of a majority of the shares represented.”

Duke Energy CORP shareholders approved Election of Director Nominees at the 2026-05-07 meeting.

“· Proposal No. 1 – Election of Director Nominees Director For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST Derrick Burks 519,072,978 6,335,896 1,748,453 143,394,191 98.79 % Annette K. Clayton 519,917,387 5,631,105 1,608,835 143,394,191 98.93 % Theodore F. Craver, Jr. 467,063,319 57,570,091 2,523,917 143,394,191 89.03 % Robert M. Davis 510,791,969 14,539,322 1,826,036 143,394,191 97.23 % Caroline Dorsa 515,516,034 9,974,497 1,666,796 143,394,191 98.10 % W. Roy Dunbar 515,993,581 9,423,852 1,739,894 143,394,191 98.21 % Nicholas C. Fanandakis 515,070,499 9,532,708 2,554,120 143,394,191 98.18 % Jeffrey B. Guldner 520,300,390 5,087,962 1,768,975 143,394,191 99.03 % John T. Herron 518,085,417 7,359,747 1,712,163 143,394,191 98.60 % Idalene F. Kesner 514,591,964 10,912,897 1,652,466 143,394,191 97.92 % Michael J. Pacilio 516,941,148 8,453,855 1,762,324 143,394,191 98.39 % Harry K. Sideris 521,709,419 3,583,689 1,864,219 143,394,191 99.32 % Thomas E. Skains 500,852,”

Duke Energy CORP reported first quarter ended March 31, 2026 results: EPS $1.97. Guidance reaffirmed.

“Duke Energy (NYSE: DUK) today announced first-quarter 2026 reported EPS of $1.97, prepared in accordance with Generally Accepted Accounting Principles (GAAP), and adjusted EPS of $1.93.”

Duke Energy CORP completed a disposition involving Spire Tennessee Inc. for $2.48 billion in cash (closed 2026-03-31).

“On March 31, 2026, and pursuant to the Purchase Agreement, Piedmont completed the Transaction for $2.48 billion in cash, subject to customary purchase price adjustments as set forth in the Purchase Agreement.”

Duke Energy CORP amended Amendment No. 3 and Consent with Wells Fargo Bank, National Association, as Administrative Agent and Swingline Lender (effective 2026-03-16).

“On March 16, 2026, Duke Energy Corporation (the “Corporation”), Duke Energy Carolinas, LLC, Duke Energy Florida, LLC, Duke Energy Indiana, LLC, Duke Energy Kentucky, Inc., Duke Energy Ohio, Inc., Duke Energy Progress, LLC, and Piedmont Natural Gas Company, Inc., entered into an Amendment No. 3 and Consent (the “Amendment”) to amend the existing Amended and Restated Credit Agreement dated as of March 18, 2022, among the Corporation and each of such subsidiaries, as Borrowers, the lenders listed therein, and Wells Fargo Bank, National Association, as Administrative Agent and Swingline Lender.”

Duke Energy CORP incurred convertible notes of $1,500,000,000 aggregate principal amount with The Bank of New York Mellon Trust Company, N.A. at 3.000% per year maturing March 15, 2029.

“On March 12, 2026, Duke Energy Corporation (the “Corporation”) completed the sale of $1,500,000,000 aggregate principal amount of 3.000% Convertible Senior Notes due 2029 (the “Notes”), which included an additional $200,000,000 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).”

Duke Energy CORP entered into Equity Distribution Agreement with multiple financial institutions acting as sales agents and forward purchasers valued at up to an aggregate sales price of $6,000,000,000 (effective 2026-03-06).

“nergy Corporation (the “Company”) entered into an Equity Distribution Agreement dated March 6, 2026 (the “Equity Distribution Agreement”) with Barclays Capital Inc., BMO Capital Markets Corp., BNY Mellon Capital Markets, LLC, BofA Securities, Inc.,”

Julia S. Janson departed as Executive Vice President and CEO, Duke Energy Carolinas at Duke Energy CORP.

“On April 29, 2025, Ms. Julia S. Janson, currently serving as Duke Energy Corporation’s (the “Corporation”) Executive Vice President and CEO, Duke Energy Carolinas, notified the Corporation of her intent to retire on June 30, 2025.”

Theodore F. Craver, Jr. was appointed as Chair of the Board of Directors at Duke Energy CORP.

“Lead Independent Director Theodore F. Craver, Jr. will step down as Lead Independent Director and be appointed independent Chair of the Board of Directors of the Corporation, effective April 1, 2025.”

Lynn J. Good departed as Chief Executive Officer at Duke Energy CORP.

“Lynn J. Good will retire as Chief Executive Officer of Duke Energy and Chair and Director of the Board of Directors of the Corporation, effective April 1, 2025.”

Harry K. Sideris was appointed as President and Chief Executive Officer at Duke Energy CORP.

“Mr. Harry K. Sideris was appointed as the President and Chief Executive Officer and as a member of the Board of Directors of Duke Energy, effective April 1, 2025.”

Duke Energy CORP shareholders rejected Shareholder proposal regarding financial statement assumptions and climate change at the 2024-05-09 meeting.

“The shareholder proposal regarding financial statement assumptions and climate change failed to receive the support of a majority of the votes cast.”

Duke Energy CORP shareholders rejected Shareholder proposal regarding executives to retain significant stock at the 2024-05-09 meeting.

“The shareholder proposal regarding executives to retain significant stock failed to receive the support of a majority of the votes cast.”

Duke Energy CORP shareholders rejected Amendment to the Amended and Restated Certificate of Incorporation of Duke Energy Corporation to eliminate supermajority voting requirements at the 2024-05-09 meeting.

“The amendment to the Amended and Restated Certificate of Incorporation of Duke Energy Corporation to eliminate supermajority voting requirements failed to receive the support of 80% of the shares outstanding.”

Duke Energy CORP shareholders approved Advisory vote to approve the Company's named executive officer compensation at the 2024-05-09 meeting.

“The advisory vote to approve the Corporation’s named executive officer compensation received the support of a majority of the votes cast.”

Duke Energy CORP shareholders approved Ratification of Deloitte & Touche LLP as the Company's independent registered public accounting firm for 2024 at the 2024-05-09 meeting.

“The ratification of Deloitte & Touche LLP as the Corporation’s independent registered public accounting firm for 2024 received the support of a majority of the shares represented.”

Duke Energy CORP shareholders approved Election of Director Nominees at the 2024-05-09 meeting.

“Each director nominee was elected to the Board of Directors with the support of a majority of the votes cast.”

Duke Energy CORP reported first quarter ended March 31, 2024 results: EPS $1.44. Guidance reaffirmed.

“First-quarter 2024 reported and adjusted EPS of $1.44”

Steven K. Young departed as Executive Vice President and Chief Commercial Officer at Duke Energy CORP.

“Mr. Steven K. Young, the Corporation’s Executive Vice President and Chief Commercial Officer, will retire on June 30, 2024.”

Harry K. Sideris was appointed as President at Duke Energy CORP.

“Mr. Harry K. Sideris has been appointed as President, effective April 1, 2024.”

Duke Energy CORP reported financial results for the fourth quarter ended December 31, 2023.

“On February 8, 2024, Duke Energy Corporation (the "Corporation") will issue and post a news release to its website ( duke-energy.com/investors) announcing its financial results for the fourth quarter ended December 31, 2023.”

Duke Energy CORP: Adopted forum selection by-law specifying Delaware Court of Chancery as exclusive forum for certain internal claims and federal district courts for Securities Act claims (effective 2023-12-14).

“On December 14, 2023, the Board of Directors (the “Board”) of Duke Energy Corporation (the “Corporation”) adopted Amended and Restated By-Laws (the “By-Laws”), effective immediately. The amendments adopt a forum selection by-law”

Duke Energy CORP reported financial results for third quarter ended September 30, 2023.

“On November 2, 2023, Duke Energy Corporation (the "Corporation") will issue and post a news release to its website ( duke-energy.com/investors) announcing its financial results for the third quarter ended September 30, 2023.”

Duke Energy CORP announced a impairment with charges of approximately $800 million affecting Company’s Commercial Renewables business segment, utility-scale solar and wind group.

“Duke Energy expects to recognize an estimated pre-tax impairment charge on the Assets Held for Sale of approximately $800 million in the second quarter of 2023”

Duke Energy CORP reported first quarter ended March 31, 2023 results: EPS $1.01. Guidance reaffirmed.

“Duke Energy reports first-quarter 2023 financial results ▪ First-quarter 2023 reported EPS of $1.01 and adjusted EPS of $1.20”

Duke Energy CORP shareholders rejected Shareholder proposal regarding formation of a committee to evaluate decarbonization risk at the 2023-05-04 meeting.

“Proposal No. 7 – Shareholder proposal regarding formation of a committee to evaluate decarbonization risk For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 14,287,004 484,505,880 6,956,135 146,449,000 2.86% 2.82%”

Duke Energy CORP shareholders approved Shareholder proposal regarding a simple majority vote at the 2023-05-04 meeting.

“Proposal No. 6 – Shareholder proposal regarding a simple majority vote For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 371,235,824 98,483,736 36,026,911 146,451,547 79.03% 73.40%”

Duke Energy CORP shareholders approved Approval of the Duke Energy Corporation 2023 Long-Term Incentive Plan at the 2023-05-04 meeting.

“Proposal No. 5 – Approval of the Duke Energy Corporation 2023 Long-Term Incentive Plan For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 462,146,284 39,345,742 4,256,993 146,449,000 92.15% 91.38%”

Duke Energy CORP shareholders approved Advisory vote on the frequency of the vote on executive compensation at the 2023-05-04 meeting.

“Proposal No. 4 – Advisory vote on the frequency of the vote on executive compensation 1 Year 2 Years 3 Years Abstain Votes Cast For 1 YEAR Votes Cast For 1 YEAR + 2 YEARS + 3 YEARS Votes Cast For 1 YEAR Votes Cast For 1 YEAR + 2 YEARS + 3 YEARS + ABSTAIN 488,124,736 2,738,380 11,045,932 3,839,971 97.25% 96.52%”

Duke Energy CORP shareholders approved Advisory vote to approve the Company’s named executive officer compensation at the 2023-05-04 meeting.

“Proposal No. 3 – Advisory vote to approve the Company’s named executive officer compensation For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 465,266,297 36,111,421 4,371,301 146,449,000 92.80% 92.00%”

Duke Energy CORP shareholders approved Ratification of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2023 at the 2023-05-04 meeting.

“Proposal No. 2 – Ratification of Deloitte & Touche LLP as the Company’s independent registered public accounting firm for 2023 For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST Votes Cast FOR Votes Cast FOR + AGAINST + ABSTAIN 626,354,551 23,254,150 2,589,318 N/A 96.42% 96.04%”

Duke Energy CORP shareholders approved Election of Director Nominees at the 2023-05-04 meeting.

“Proposal No. 1 – Election of Director Nominees Director For Against Abstain Broker Non-Votes Votes Cast FOR Votes Cast FOR + AGAINST Derrick Burks 496,476,061 7,206,844 2,066,114 146,449,000 98.57% Annette K. Clayton 493,933,628 9,849,252 1,966,139 146,449,000 98.04% Theodore F. Craver, Jr. 486,483,153 17,251,351 2,014,515 146,449,000 96.58% Robert M. Davis 495,467,833 8,264,044 2,017,142 146,449,000 98.36% Caroline Dorsa 462,428,613 41,332,587 1,987,819 146,449,000 91.80% W. Roy Dunbar 490,205,278 13,491,607 2,052,134 146,449,000 97.32% Nicholas C. Fanandakis 494,877,591 8,789,330 2,082,098 146,449,000 98.25% Lynn J. Good 483,290,615 17,348,041 5,110,363 146,449,000 96.53% John T. Herron 487,141,915 16,599,139 2,007,965 146,449,000 96.70% Idalene F. Kesner 495,599,452 8,184,170 1,965,397 146,449,000 98.38% E. Marie McKee 480,498,031 23,307,148 1,943,840 146,449,000 95.37% Michael J. Pacilio 496,966,679 6,724,499 2,057,841 146,449,000 98.66% Thomas E. Skains 490,052,335 13,658,225 2,03”

Duke Energy CORP incurred convertible notes of $1,725,000,000 aggregate principal amount with The Bank of New York Mellon Trust Company, N.A., as trustee at 4.125% per year maturing April 15, 2026.

“On April 6, 2023, Duke Energy Corporation (the “Corporation”) completed the sale of $1,725,000,000 aggregate principal amount of 4.125% Convertible Senior Notes due 2026 (the “Notes”), which included an additional $225,000,00 aggregate principal amount of Notes purchased pursuant to the full exercise of the option granted to the Initial Purchasers (as defined herein) pursuant to the Purchase Agreement (as defined herein), in a private offering to persons reasonably believed to be qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).”

Dhiaa M. Jamil departed as Executive Vice President and Chief Operating Officer at Duke Energy CORP.

“On March 6, 2023, Mr. Jamil notified the Company that he has selected June 30, 2023 as his retirement date.”

Duke Energy CORP reported financial results for the fourth quarter ended December 31, 2022.

“announcing its financial results for the fourth quarter ended December 31, 2022”

Dhiaa M. Jamil departed as Executive Vice President and Chief Operating Officer at Duke Energy CORP.

“Mr. Dhiaa M. Jamil, currently serving as the Corporation’s Executive Vice President and Chief Operating Officer, will retire midyear 2023.”

Duke Energy CORP entered into Equity Distribution Agreement with Barclays Capital Inc., BofA Securities, Inc., Credit Suisse Securities (USA) LLC, Mizuho Securities USA LLC, Scotia Capital (USA) Inc., SMBC Nikko Securities America, Inc. and others valued at $1,500,000,000 (effective 2022-11-10).

“On November 10, 2022, Duke Energy Corporation (the “Company”) entered into an Equity Distribution Agreement dated November 10, 2022 (the “Equity Distribution Agreement”) with Barclays Capital Inc. (“Barclays”), BofA Securities, Inc. (“BofA Securities”), Credit Suisse Securities (USA) LLC (“Credit Suisse”), Mizuho Securities USA LLC (“Mizuho”), Scotia Capital (USA) Inc. (“Scotia”) and SMBC Nikko Securities America, Inc., each acting as agent for the Company (each, a “Sales Agent” and collectively, the “Sales Agents”) and Barclays, BofA Securities, Credit Suisse, Mizuho Markets Americas LLC and Scotia or their respective affiliates, each acting as forward purchaser (each, a “Forward Purchaser” and collectively, the “Forward Purchasers”), establishing an at-the-market equity distribution program pursuant to which the Company, through the Sales Agents, may offer and sell up to an aggregate sales price of $1,500,000,000 of shares of the Company’s common stock, par value $0.001 per share (“C”

Duke Energy CORP reported financial results for the third quarter ended September 30, 2022.

“On November 4, 2022, Duke Energy Corporation (the "Corporation") will issue and post a news release to its website ( duke-energy.com/investors) announcing its financial results for the third quarter ended September 30, 2022.”

Brian D. Savoy was appointed as Executive Vice President and Chief Financial Officer at Duke Energy CORP.

“Mr. Brian D. Savoy has been appointed as Executive Vice President and Chief Financial Officer, both effective September 1, 2022.”

Steven K. Young was appointed as Executive Vice President and Chief Commercial Officer at Duke Energy CORP.

“Mr. Steven K. Young, currently serving as the Corporation’s Executive Vice President and Chief Financial Officer, has been appointed as Executive Vice President and Chief Commercial Officer”

Derrick Burks was appointed as Director at Duke Energy CORP.

“On February 24, 2022 the Board of Directors (the “Board”) of Duke Energy Corporation (the “Corporation”) appointed Derrick Burks to the Board, effective March 1, 2022, with an initial term expiring at the 2022 Annual Meeting of Shareholders.”

Idalene Kesner was appointed as Director at Duke Energy CORP.

“On November 13, 2021 the Board appointed Dr. Kesner to the Board, effective November 15, 2021, with an initial term expiring at the 2022 Annual Meeting.”

Douglas F. Esamann retired as Executive Vice President, Energy Solutions and President, Midwest/Florida Regions and Natural Gas Business at Duke Energy CORP.

“Mr. Douglas F Esamann, who retired as Executive Vice President, Energy Solutions and President, Midwest/Florida Regions and Natural Gas Business effective August 1, 2021.”