X0306 4 2021-11-04 0 0000813672 CADENCE DESIGN SYSTEMS INC CDNS 0001591933 DEVGAN ANIRUDH 2655 SEELY AVENUE, BLDG. 5 SAN JOSE CA 95134 1 1 0 0 President Common Stock 2021-11-04 4 M 0 25000 30.79 A 249596 D Common Stock 2021-11-04 4 S 0 25000 179.004 D 224596 D Non- Qualified Stock Option (right to buy) 30.79 2021-11-04 4 M 0 25000 0.00 D 2017-03-21 2024-02-21 Common Stock 75000 50000 D The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted by the Reporting Person. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $179.00 to $179.01, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Alinka Flaminia, Attorney-in-Fact for Anirudh Devgan 2021-11-08