Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

The information required by this item may be found under the headings “Proposal 2: Approve an Increase in the Number of Shares Available under the 2000 Equity Incentive Plan,” ”Equity Compensation Plan Information,” and “Information about PTC Common Stock Ownership” appearing in our 2023 Proxy Statement. Such information is incorporated herein by reference.