Insider Trading Arrangements
shares in Thousands

3 Months Ended

Mar. 31, 2024

shares

Trading Arrangements, by Individual

Material Terms of Trading Arrangement

Director and Executive Officer Adoption, Modification or Termination of 10b5-1 Plans

Our section 16 officers and directors may enter into plans or arrangements for the purchase or sale of our securities that are intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) of the Exchange Act. Such plans and arrangements must comply in all respects with our insider trading policies, including our policy governing entry into and operation of 10b5-1 plans and arrangements.

During the quarter ended March 31, 2024, the below Section 16 officers and directors adopted Rule 10b5-1 trading arrangements (as defined in Item 408 of Regulation S-K of the Exchange Act of 1934, as amended). All plans adopted covered only sales of PTC common stock. No plans were modified or terminated.

Name and Title of Director or Section 16 Officer	Date of Adoption, Modification, or Termination	Duration of the Plan	Aggregate Number of Shares of Common Stock that may be Sold under the Plan
Janice Chaffin Director	Adopted March 1, 2024	Ends December 31, 2024	16,000

Rule 10b5-1 Arrangement Adopted

true

Rule 10b5-1 Arrangement Terminated

false

Rule 10b51 Arr Modified Flag

false

Janice Chaffin [Member]

Trading Arrangements, by Individual

Name

Janice Chaffin

Title

Director

Adoption Date

March 1, 2024

Termination Date

December 31, 2024

Arrangement Duration

306 days

Aggregate Available

16,000