Star Equity Holdings Inc 2024年度报告

FORM10-K (Mark One)☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year endedDecember31, 2024or☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period fromtoCommission file number:001-35947 Star Equity Holdings, Inc. (Exact name of registrant as specified in its charter) 33-0145723(I.R.S. Employer Identification No.)06870(Zip Code) (203)489-9500(Registrant’s Telephone Number, Including Area Code) Securities registered pursuant to Section12(b) of the Act: Securities registered pursuant to Section12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.Yes¨Noý Indicate by check mark whether the registrant: (1)has filed all reports required to be filed by Section13 or 15(d) of the Securities Exchange Act of1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2)has been subject to suchfiling requirements for the past 90 days.YesýNo¨ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submitsuch files).YesýNo¨ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, oran emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growthcompany” in Rule 12b-2 of the Exchange Act. Non-accelerated filer If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with anynew or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐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 thatprepared or issued its audit report.☐ If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included inthe filing reflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensationreceived by any of the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b).☐Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).Yes☐NoýThe aggregate market value of the voting common stock held by non-affiliates based on the closing stock price on June 30, 2024, was $5.1million.For purposes of this computation only, all executive officers and directors have been deemed affiliates.The number of outstanding shares of the registrant’s common stock, par value $0.0001 per share, as of March 12, 2025 was3,205,832. DOCUMENTS INCORPORATED BY REFERENCE STAR EQUITY HOLDINGS, INC.FORM 10-K—ANNUAL REPORTFor the Fiscal Year Ended December31, 2024Table of Contents PARTI Item 1BusinessItem 1ARisk FactorsItem 1BUnresolved Staff CommentsItem 1CCybersecurityItem 2PropertiesItem 3Legal ProceedingsItem 4Mine Safety Disclosures PARTIIItem 5 Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity SecuritiesItem 6[Reserved]Item 7Management’s Discussion and Analysis of Financial Condition and Results of OperationsItem 7AQuantitative and Qualitative Disclosures About Market RiskItem 8Financial Statements and Supplementary DataItem 9Changes in and Disagreements with Accountants on Accounting and Financial DisclosuresItem 9AControls and ProceduresItem 9BOther InformationItem 9CDisclosure Regarding Foreign Jurisdictions That Prevent Inspections PARTIIIItem 10 Directors, Executive Officers and Corporate GovernanceItem 11Executive CompensationItem 12Security Ownership of Certain Beneficial Owners and Management and Related Stockholder MattersItem 13Certain Relationships and Related Transactions, and Director IndependenceItem 14Principal Accounting Fees and Services PARTIVItem 15 Exhibits, Financial Statement SchedulesItem 16Form 10-K Summary Signatures PART I Cautionary Statement Regarding Forward-Looking Statements Portions of this Annual Report on Form 10-K (including information incorporated by reference) include “forward-lookingstatements” based on our current beliefs, expectations, and projections regarding our business strategies, market potential, fut