TACTILE SYSTEMS TECHNOLOGY INC

Trading** **Arrangements

During the quarter ended December 31, 2024, none of our directors or officers (as defined in Rule 16a-1(f) of the Exchange Act)adopted or terminated any contract, instruction or written plan for the purchase or sale of our securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) of the Exchange Act or any non-Rule 10b5-1 trading arrangement (as defined in Item 408(c) of Regulation S-K).

Departure of Executive Officer

Because we are filing this Annual Report on Form 10-K within four business days after the triggering event, we are making the following disclosure under this Item 9B instead of filing a Current Report on Form 8-K under Item 5.02, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On February 18, 2025, Sherri Ferstler, the Company’s Senior Vice President, Sales, ceased holding that position and was no longer an executive officer of the Company. Due to the Company’s reorganization of its sales functions, Ms. Ferstler’s role would have changed such that she has provided notice of her resignation for Good Reason (as defined in the Company’s Executive Employee Severance Plan (the “Severance Plan”)), with her last day of employment to be March 10, 2025. As provided in the Severance Plan, assuming compliance with certain provisions thereof, including execution of an appropriate release, Ms. Ferstler will receive the severance payments, benefits and equity vesting as set forth in Section IV of the Severance Plan as a qualifying severance event before a change in control. The Severance Plan is incorporated by reference to this Annual Report on Form 10-K as Exhibit 10.25.