Item 5. OTHER INFORMATION

Director and Executive Officer Adoption, Modification or Termination of 10b5-1 Plans in Q3'26

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 June 30, 2026, the below Section 16 officers and directors adopted or modified Rule-10b5-1 trading arrangements (as defined in Item 408 of Regulation S-K of the Securities Exchange Act of 1934, as amended). All plans adopted or modified covered only sales of PTC common stock. No plans were 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
Neil Barua President and CEO	Adopted May 29, 2026	Ends March 12, 2027	10,265
Corinna Lathan Director	Modified May 14, 2026	Ends June 15, 2027	6,000

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