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Tactile Systems Technology, Inc.

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*** Exercise Your Right to Vote *** Important Notice Regarding the Availability of Proxy Materials for the Stockholder Meeting to Be Held on May 09, 2019 TACTILE SYSTEMS TECHNOLOGY, INC. You are receiving this communication because you hold shares in the above named company. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting. TACTILE SYSTEMS TECHNOLOGY, INC. 1331 TYLER STREET NE SUITE 200 MINNEAPOLIS, MN 55413 0000396484_1 R1.0.1.18 See the reverse side of this notice to obtain proxy materials and voting instructions. Meeting Information Meeting Type: Annual Meeting For holders as of: March 13, 2019 Date: May 09, 2019Time: 8:30 AM CDT Location: Faegre Baker Daniels LLP Wells Fargo Center, Suite 2200 90 South Seventh Street Minneapolis, Minnesota 55402

Before You Vote How to Access the Proxy Materials Proxy Materials Available to VIEW or RECEIVE: XXXX XXXX XXXX XXXX Have the information that is printed in the box marked by the arrow (located on the  by the arrow (located on the following page) in the subject line. How To Vote Please Choose One of the Following Voting Methods possession XXXX XXXX XXXX XXXX available and follow the instructions. marked by the arrow 0000396484_2 R1.0.1.18 Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any specia requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares. Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. l 1. Notice & Proxy Statement2. Annual Report How to View Online: following page) and visit: www.proxyvote.com. How to Request and Receive a PAPER or E-MAIL Copy: If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request: 1) BY INTERNET:www.proxyvote.com 2) BY TELEPHONE:1-800-579-1639 3) BY E-MAIL*:[email protected] * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before April 25, 2019 to facilitate timely delivery.

The Board of Directors recommends you vote FOR the following: 1. Elect seven directors Nominees 01 William W. Burke 06 Kevin H. Roche 02 Raymond O. Huggenberger 03 Gerald R. Mattys 07 Peter H. Soderberg 04 Richard J. Nigon 05 Cheryl Pegus The Board of Directors recommends you vote FOR proposals 2. and 3. 2. Ratify the appointment of Grant Thornton LLP as our independent registered public accounting firm for the year ending December 31, 2019. 3. Approve, on advisory basis, the compensation of our named executive officers. The Board of Directors recommends you vote 1 YEAR on the following proposal: 4. Approve, on an advisory basis, the frequency of future stockholder advisory votes on the compensation of our named executive officers. The Board of Directors recommends you vote FOR the following proposal: 5. Approve an amendment to our Certificate of Incorporation to eliminate the supermajority voting requirement for stockholders to amend our By-Laws. NOTE: In their discretion, the proxies are authorized to vote on such other business as may properly come before the meeting or any adjournment thereof. 0000396484_3 R1.0.1.18 Voting items

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