Form 8-K ALTA EQUIPMENT GROUP For: May 29

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): May 29, 2026

ALTA EQUIPMENT GROUP INC.

(Exact name of registrant as specified in its charter)

13211 Merriman Road

Livonia, Michigan 48150

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code: (248) 449-6700

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:

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 5.07 Submissions of Matters to a Vote of Security Holders.

On May 29, 2026, Alta Equipment Group Inc. (the “Company”) held its Annual Meeting of Stockholders (the “Meeting”). During the Meeting, the Company’s stockholders voted on the matters set forth below. The votes for each proposal are rounded to the nearest whole share.

Proposal 1

The three Class II director nominees named in our proxy statement were elected, each for a two-year term as set forth in the Company’s proxy statement dated April 15, 2026. The following table sets forth the vote of the stockholders at the Meeting with respect to the election of directors:

Proposal 2

The Company’s stockholders voted upon and approved the ratification of the appointment of Deloitte & Touche LLP to serve as the Company’s independent registered public accounting firm for 2026 based upon the following votes:

Proposal 3

The Company’s stockholders approved in a non-binding advisory vote the compensation paid to our named executive officers based upon the following votes:

Proposal 4

The Company’s stockholders voted on and approved the first amendment to the Company's 2020 Omnibus Incentive Plan based upon the following votes:

SIGNATURE

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 hereunto duly authorized.