plnt-defa14a_20160517.htm

☐	Preliminary Proxy Statement

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☐	Definitive Proxy Statement

☒	Definitive Additional Materials

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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 17, 2016. Meeting Information PLANET FITNESS, INC. Meeting Type: Annual Meeting For holders as of: March 28, 2016 Date: May 17, 2016 Time: 2:30 PM PDT Location: Ropes & Gray LLP 3 Embarcadero Center 3rd Floor San Francisco, CA 94111 You are receiving this communication because you hold shares in the company named above. PLANET FITNESS, INC. 26 FOX RUN ROAD NEWINGTON, NH 03801 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. E05896-P78482 See the reverse side of this notice to obtain proxy materials and voting instructions.

Before You Vote How to Access the Proxy Materials 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 May 3, 2016 to facilitate timely delivery. How to View Online: Have the information that is printed in the box marked by the arrow (located on the 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*: sendmaterial@proxyvote.com * If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line. NOTICE AND PROXY STATEMENT ANNUAL REPORT Proxy Materials Available to VIEW or RECEIVE: .XXXX XXXX XXXX XXXX .XXXX XXXX XXXX XXXX How To Vote Please Choose One of the Following Voting Methods Vote In Person: Many stockholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special 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 marked by the arrow (located on the following page) available and follow the instructions. Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card. .XXXX XXXX XXXX XXXX E05897-P78482

E05898-P78482 Voting Items The Board of Directors recommends you vote for the following: 1. Proposal to elect the three director nominees named in the proxy statement as set forth below. Nominees: 01) Charles Esserman 02) Pierre LeComte 03) Michael Layman The Board of Directors recommends you vote FOR the following proposal: 2. Proposal to ratify the appointment of KPMG LLP as the Company’s independent registered public accounting firm for 2016.