UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

(Amendment No.     )

Filed by the Registrant  ☒                    Filed by a Party other than the Registrant  ☐

Check the appropriate box:

☐ Preliminary Proxy Statement

☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

☐ Definitive Proxy Statement

☒ Definitive Additional Materials

☐ Soliciting Material Pursuant to §240.14a–12

BURLINGTON STORES, INC.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if Other Than The Registrant)

Payment of Filing Fee (Check all boxes that apply):

☒ No fee required.

☐ Fee paid previously with preliminary materials.

☐ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

Important Notice Regarding BURLINGTON the Availability of Proxy STORES, Materials for the INC Stockholder . Meeting of To Be Held On May 18, 2022 at 8:00 am ET virtually online via live audio webcast at https://web.lumiagm.com/256816909 (password: burlington2022) COMPANY NUMBER JOHN SMITH 1234 MAIN STREET ACCOUNT NUMBER APT. 203 NEW YORK, NY 10038 CONTROL NUMBER This communication is not a form for voting and presents only an overview of the more complete proxy materials, which contain important information and are available to you on the Internet or by mail. We encourage you to access and review the proxy materials before voting. If you want to receive a paper or e-mail copy of the proxy materials you must request one. There is no charge to you for requesting a copy. To facilitate timely delivery please make the request as instructed below before 5/6/22. Please visit http://www.astproxyportal.com/ast/18550/, where the following materials are available for view: • Notice & Proxy Statement • Form of Electronic Proxy Card • Annual Report on Form 10-K TO REQUEST MATERIAL: TELEPHONE: 888-Proxy-NA (888-776-9962) 718-921-8562 (for international callers) E-MAIL: info@astfinancial.com WEBSITE: https://us.astfinancial.com/OnlineProxyVoting/ProxyVoting/RequestMaterials TO VOTE: ONLINE: To access your online proxy card, please visit www.voteproxy.com and follow the on-screen instructions or scan the QR code with your smartphone. You may enter your voting instructions at www.voteproxy.com up until 11:59 PM Eastern Time the day before the meeting date. VIRTUALLY AT THE MEETING: The company will be hosting the meeting live via the Internet this year. To attend the meeting via the Internet, please visit https://web.lumiagm.com/256816909 (password: burlington2022) and be sure to have your control number available. TELEPHONE: To vote by telephone, please visit www.voteproxy.com to view the materials and to obtain the toll free number to call. MAIL: You may request a card by following the instructions above. 1. Election of directors: 2. Ratification of appointment of Deloitte & Touche LLP as the Company’s independent registered certified public accounting firm for the fiscal year ending January 28, 2023. NOMINEES: John J. Mahoney Class III Director 3. Approval, on a non-binding, advisory basis, of the compensation of the Company’s named executive officers (“Say-On-Pay”). Laura J. Sen Class III Director 4. Approval of the Burlington Stores, Inc. 2022 Omnibus Incentive Plan. Paul J. Sullivan Class III Director To act upon such other business as may properly come before the Annual Meeting or any adjournment or postponement thereof. These foregoing items of business are more fully described in the proxy statement. The Board of Directors recommends a vote FOR the election of directors listed in Proposal 1 and FOR Proposals 2, 3 and 4. Please note that you cannot use this notice to vote by mail.