CDNS: Leadership change

Item 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. (d) As previously reported in a Form 8-K filed with the Securities and Exchange Commission on November 17, 2025 (the “Original Filing”) by Cadence Design Systems, Inc. (“Cadence”), the Board of Directors (the “Board”) of Cadence appointed Dr. Luc Van den hove as a director of Cadence, effective January 1, 2026. At the time of the Original Filing, the Board had not determined Dr. Van den hove’s committee assignment. Cadence is filing this Form 8-K/A to report that on May 7, 2026, the Board designated Dr. Van den hove as a member of the Compensation Committee of the Board, effective as of such date. Other than providing the preceding disclosure, no other disclosure reported in the Original Filing is amended by this Form 8-K/A. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: May 11, 2026 CADENCE DESIGN SYSTEMS, INC. By: /s/ Marc Taxay Marc Taxay Senior Vice President, General Counsel and Corporate Secretary