Duke Energy CORP (DUK) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-07-02 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Duke Energy CORP (DUK) CIK: 0001326160 --- Reporting Owner --- Name: Kesner Idalene Fay CIK: 0001491154 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Director Savings Plan Restricted Stock Unit Deferrals Date: 2026-07-02 | Code: A (Grant or award) Shares: +266 | Price: $129.60 Shares Owned After: 15,191 | Ownership: D (Direct) Footnotes: [F1] Converts to Common Stock on a 1-for-1 basis. [F2] Generally payable upon reporting person's termination of service. [F3] Expiration date not applicable. [F4] The amount reported in Column 9 also includes Director Savings Plan Restricted Stock Units that were acquired and reported on the reporting person's prior Form 4 but were inadvertently omitted from the aggregate holdings amount reported in that filing. --- Footnotes (Complete Index) --- F1: Converts to Common Stock on a 1-for-1 basis. F2: Generally payable upon reporting person's termination of service. F3: Expiration date not applicable. F4: The amount reported in Column 9 also includes Director Savings Plan Restricted Stock Units that were acquired and reported on the reporting person's prior Form 4 but were inadvertently omitted from the aggregate holdings amount reported in that filing. --- Signature --- /s/ David S. Maltz, attorney-in-fact for Idalene F. Kesner (2026-07-06)