| Id | Content |
|---|---|
| F1 | The above sale was made during an open trading window. The reporting person received pre-clearance from Cadence Design Systems, Inc. to sell previously acquired shares prior to the transaction date. |
| F2 | This Form 4 is being filed late due to an inadvertent administrative oversight and not any error of the reporting person. |
| F3 | Shares held by the Plummer Family Trust. |