HEALTHCARE SERVICES GROUP INC

(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:

(☐ ) 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. o

On October 21, 2026, Healthcare Services Group, Inc. (the "Company") issued a press release (the "Press Release") announcing its earnings for the three months ended September 30, 2026. A copy of the Press Release is being furnished hereto as Exhibit 99.1 and is hereby incorporated by reference to this Current Report.

The information furnished herein, including Exhibit 99.1 shall not be deemed "filed" for the 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 it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act.

( a ) Not applicable

( b ) Not applicable

( c ) Not applicable

( d ) Exhibits.