UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 1, 2022 SPRINGBIG HOLDINGS, INC. (Exact name of registrant as specified in its charter) Delaware001 ###-###-#### ###-###-####(State or other jurisdictionof incorporation)(CommissionFile Number)(IRS EmployerIdentification No.) 621 NW 53rd Street, Ste. 260 Boca Raton, Florida, 33487 (Address of principal executive offices, including zip code) Registrants telephone number, including area code: (800) 772-9172 Not Applicable (Former name or former address, if changed since last report)

On December 1, 2022, SpringBig Holdings, Inc. (the “Company”) entered into an Amendment (the “Amendment”) to the Senior Secured Original Issue Discount Convertible Promissory Note, dated June 14, 2022 (the “Note”) made by the Company in favor of L1 Capital Global Opportunities Master Fund, a Cayman Islands business organization (the “Holder”), and the Securities Purchase Agreement, dated April 29, 2022 (the “Purchase Agreement”) between the Company and the Holder. Capitalized terms not otherwise defined herein shall have the meaning ascribed to them in the Note or Purchase Agreement, as is applicable. The material terms of the Amendment include: (i) the Company shall make a payment of $1,000,000 towards the Principal owed under the Note on the date of the Amendment and another payment of $1,000,000 towards the Principal on January 3, 2023; (ii) all additional principal payments under the Note are deferred until December 1, 2023; (iii) beginning on December 1, 2023, the remaining principal will be repaid in equal monthly payments of not greater than $375,000, with a final payment of all remaining principal due not later than June 2, 2025; (iv) during the period from the effective date of the Amendment until December 1, 2023, the Holder shall be entitled to convert principal into shares of common stock at a conversion price equal to eighty (80%) percent of the Market Price determined with respect to such Conversion Notice (subject to a maximum amount converted in any month not exceeding the greater of (a) 25% of the total volume of the Maker’s Common Stock traded on the Principal Trading Market during such month, and (b) $325,000); and (v) from and after December 1, 2023 the Conversion Price shall be $12.00, subject to adjustment as provided in the Note. The above summary is subject in all respects to the actual terms and conditions of the Amendment, a copy of which is filed as Exhibit 10.1 to this Current Form 8-K.

The information in Item 1.01 and in the accompanying Exhibit 10.1 is being furnished and shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall they be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, except as expressly set forth by specific reference in such a filing.