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   x

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

x Definitive Additional Materials

​¨ Soliciting Material under §240.14a-12

Big Lots, 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 the appropriate box):

x No fee required.

​¨ Fee paid previously with preliminary materials.

¨​ Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11

Your Vote Counts! Vote Virtually at the Meeting* May 29, 2024 10:00 A.M. EDT Virtually at: www.virtualshareholdermeeting.com/BIG2024 *Please check the meeting materials for any special requirements for meeting attendance. Smartphone users Point your camera here and vote without entering a control number For complete information and to vote, visit www.ProxyVote.com Control # V41661-P06453 ATTN: GENERAL COUNSEL 4900 EAST DUBLIN-GRANVILLE ROAD COLUMBUS, OH 43081 BIG LOTS, INC. 2024 Annual Meeting Vote by May 28, 2024 11:59 PM EDT You invested in BIG LOTS, 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 materials for the shareholder meeting to be held on May 29, 2024. Get informed before you vote View Big Lots, Inc.’s Notice of Annual Meeting of Shareholders and Proxy Statement and Annual Report on Form 10-K for the fiscal year ended February 3, 2024 online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 15, 2024. If you would like to request a copy of the material(s) for this and/or future shareholder 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.

Vote at www.ProxyVote.com Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Delivery Settings”. Voting Items Board Recommends V41662-P06453 THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters. 1. ELECTION OF DIRECTORS. The Board of Directors recommends a vote FOR the election of the nominees named below: For 01) Sandra Y. Campos 02) James R. Chambers 03) Sebastian J. DiGrande 04) Cynthia T. Jamison 05) Christopher J. McCormick 06) Kimberley A. Newton 07) Wendy L. Schoppert 08) Maureen B. Short 09) Bruce K. Thorn If any nominee named for election as a director is unable to serve or for good cause will not serve, common shares represented by proxies will be voted for such substitute nominee(s) as recommended by Big Lots’ Board of Directors. 2. APPROVAL, ON AN ADVISORY BASIS, OF THE COMPENSATION OF OUR NAMED EXECUTIVE OFFICERS. The Board of Directors recommends a vote FOR the approval of the compensation of Big Lots’ named executive officers, as disclosed in the Proxy Statement pursuant to Item 402 of Regulation S-K, including the Compensation Discussion and Analysis, compensation tables and narrative discussion accompanying the tables. For 3. RATIFICATION OF THE APPOINTMENT OF DELOITTE & TOUCHE LLP AS OUR INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM FOR FISCAL YEAR 2024. The Board of Directors recommends a vote FOR the ratification of the appointment of Deloitte & Touche LLP as Big Lots’ independent registered public accounting firm for the 2024 fiscal year. For If any other matter properly comes before the Annual Meeting, common shares represented by proxies will be voted in accordance with the recommendation of the Board of Directors on such matters. Only shareholders of record at the close of business on the record date, April 1, 2024, are entitled to notice of and to vote at the Annual Meeting and any postponement or adjournment thereof.