UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A INFORMATION

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

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DEVON ENERGY CORPORATION
(Name of registrant as specified in its charter)
(Name of person(s) filing proxy statement, if other than the registrant)
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devon DEVON ENERGY CORPORATION 333 W. SHERIDAN AVE. OKLAHOMA CITY, OK 73102 Your Vote Counts! DEVON ENERGY CORPORATION 2022 Annual Meeting Vote by June 7, 2022 11:59 PM ET D77113-P66383 You invested in DEVON ENERGY CORPORATION 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 June 8, 2022. Get informed before you vote View the Notice and Proxy Statement and Annual Report on Form 10-K online OR scan the QR code below OR you can receive a free paper or email copy of the material(s) by requesting prior to May 25, 2022. 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 Vote Virtually at the Meeting* June 8, 2022 8:00 a.m. Central Time Virtually at: www.virtualshareholdermeeting.com/DVN2022 *The company will be hosting the meeting live via the Internet this year at the web address above. Please check the proxy materials for instructions on how to access the company’s 2022 Annual Meeting as well as for information regarding how to vote online, by phone or by mail before the meeting. V1.1

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 Board Recommends 1. Election of Directors Nominees: 01) Barbara M. Baumann 02) John E. Bethancourt 03) Ann G. Fox 04) David A. Hager 05) Kelt Kindick 06) John Krenicki Jr. 07) Karl F. Kurz 08) Robert A. Mosbacher, Jr. 09) Richard E. Muncrief 10) Duane C. Radtke 11) Valerie M. Williams For 2. Ratify the selection of the Company’s Independent Auditors for 2022. For 3. Advisory Vote to Approve Executive Compensation. For 4. Approve the Devon Energy Corporation 2022 Long-Term Incentive Plan. For 5. OTHER MATTERS Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Sign up for E-delivery”. D77114-P66383