UNITED STATES
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EVERSPIN TECHNOLOGIES, INC.

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Your Vote Counts! EVERSPIN TECHNOLOGIES, INC. 2021 Annual Meeting Vote by May 19, 2021 11:59 PM ET EVERSPIN TECHNOLOGIES, INC. 5670 W. CHANDLER BLVD. SUITE 100 CHANDLER, AZ 85226 D48650-P50629 You invested in EVERSPIN TECHNOLOGIES, INC. and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the stockholder meeting to be held on May 20, 2021. Get informed before you vote View the Notice and Proxy Statement and Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 6, 2021. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. For complete information and to vote, visit www.ProxyVote.com Control # Smartphone users Point your camera here and vote without entering a control number Virtually at: Vote Virtually at the Meeting* May 20, 2021 2:00 PM MDT www.virtualshareholdermeeting.com/MRAM2021 *Please check the meeting materials for any special requirements for meeting attendance. V1

Vote at www.ProxyVote.com THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. Voting Items Election of Directors Nominees: Geoffrey R. Tate Darin Billerbeck Lawrence G. Finch Michael B. Gustafson Geoffrey Ribar Board Recommends For To ratify the selection of Ernst & Young LLP as our independent registered public accounting firm for the fiscal year ending December 31, 2021. To approve an amendment to the Everspin Technologies, Inc. Amended and Restated 2016 Equity Incentive Plan to increase the number of authorized shares under the plan. NOTE: Such other business as may properly come before the meeting or any adjournment thereof. For For Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Sign up for E-delivery”. D48651-P50629