InfuSystem Holdings Inc

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C., 20549

FORM 10-K

For the fiscal year ended December 31, 2024

OR

For the transition period from _________________ to ___________________

Commission File Number:001-35020

INFUSYSTEM HOLDINGS, INC.

(Exact Name of Registrant as Specified in its Charter)

3851 West Hamlin Road

Rochester Hills, Michigan 48309

(Address of Principal Executive Offices) (Zip Code)

Registrant’s Telephone Number, including Area Code:

(248) 291-1210

Securities Registered Pursuant to Section 12(b) of the Act:

Securities Registered Pursuant to Section 12(g) of the Act:

None

(Title of Class)

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yeso No x

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yeso No x

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter periods as the registrant was required to file such reports) and (2) has been subject to such filing requirements for the past 90 days. Yes x Noo

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes x Noo

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer”, “smaller reporting company” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

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

Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report. x

If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements. o

Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant's executive officers during the relevant recovery period pursuant to §240.10D-1(b). o

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yeso Nox

The aggregate market value of the 20,061,997 shares of voting and non-voting equity of the registrant held by non-affiliates, computed by reference to the $6.83 closing price of the registrant's common stock on June 28, 2024, the last business day of the registrants most recently completed second fiscal quarter, was $137,023,440. Aggregate market value excludes an aggregate of 1,253,049 shares of common stock held by officers and directors and by each person known by the registrant to own 10% or more of the outstanding common stock on such date. This determination of affiliate status is not necessarily a conclusive determination for other purposes. The number of shares of the registrant’s common stock outstanding as of March 9, 2025 was 21,009,216.

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s definitive proxy statement to be filed with the Securities and Exchange Commission in connection with the solicitation of proxies for its 2025 Annual Meeting of Stockholders are incorporated by reference in Part III of this Form 10-K.