Advantage Solutions Inc — Current Report (Form 8-K)

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

Advantage Solutions Inc.

(Exact name of Registrant as Specified in Its Charter)

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 – Results of Operations and Financial Condition.

On March 3, 2026, Advantage Solutions Inc. (the “Company”) issued a press release announcing its financial results for the three months and year ended December 31, 2025. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference herein.

On March 3, 2026, at 8:30 a.m. ET, the Company will host a conference call announcing its financial results for the three months and year ended December 31, 2025. A copy of management’s earnings presentation materials is attached as Exhibit 99.2 to this Current Report on Form 8-K and is incorporated by reference herein. The presentation will be accessible on the Investor Relations section of the Company’s website at https://ir.youradv.com/.

The Company makes reference to non-GAAP financial information in the press release and earnings presentation materials. The Company’s non-GAAP financial measures should be viewed in addition to and not as a substitute for or superior to the Company’s reported results prepared in accordance with GAAP. Reconciliation of these non-GAAP financial measures to the nearest comparable GAAP financial measures are contained in the data tables at the end of the press release and earnings presentation materials.The information in this Item 2.02, including Exhibits 99.1 and 99.2 furnished under Item 9.01, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section. Furthermore, the information in this Item 2.02, including Exhibit 99.1 and 99.2 furnished under Item 9.01, shall not be deemed incorporated by reference into the filings of the Company under the Securities Act of 1933 or the Exchange Act.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.