☒ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934For the fiscal year ended December 31, 2025☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934For the transition period from ______to ______ Commission File Number: 001-40738RENOVORX, INC.(Exact name of registrant as specified in its charter) 2570 West El Camino Real, Suite 320, Mountain View, CA 94040(Address of principal executive offices, including zip code)(650) 284-4433(Registrant’s telephone number, including area code)Securities registered pursuant to Section 12(b) of the Act: Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes☐No☒Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes☐No☒ 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 preceding12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes☒No☐ 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 (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes☒No☐ Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growthcompany. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the ExchangeAct. Large accelerated filer☐Non-accelerated filer☒ Accelerated filer☐Smaller reporting company☒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 financialaccounting 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 financialreporting 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.☐ 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 correctionof 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 compensation received by any of theregistrant’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 Act). Yes☐No☒ The aggregate market value of the voting and non-voting common equity held by non-affiliates on June 30, 2024, the last business day of the registrant’s most recentlycompleted second fiscal quarter, based upon the closing price of the registrant’s common stock on such date as reported by The Nasdaq Capital Market, was approximately$26.6 million. Shares of voting stock held by each officer and director have been excluded in that such persons may be deemed to be affiliates. This assumption regardingaffiliate status is not necessarily a conclusive determination for other purposes. The number of outstanding shares of the registrant’s common stock, $0.0001 par value per share, as of March 23,2026, was 45,052,706. DOCUMENTS INCORPORATED BY REFERENCE None. RENOVORX, INC.ANNUAL REPORT ON FORM 10-K FOR THE YEAR ENDED DECEMBER 31, 2025 TABLE OF CONTENTS PagePART IITEM 1.BUSINESS1ITEM 1A.RISK FACTORS25ITEM 1B.UNRESOLVED STAFF COMMENTS70ITEM 1C.CYBERSECURITY70ITEM 2.PROPERTIES71ITEM 3.LEGAL PROCEEDINGS71ITEM 4.MINE SAFETY DISCLOSURES71PART IIITEM 5.MARKET FOR THE REGISTRANT’S COMMON EQUITY, RELATED STOCKHOLDERMATTERS AND ISSUER PURCHASES OF EQUITY SECURITIES72ITEM 6.[RESERVED]73ITEM 7.MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTSOF OPERATIONS74ITEM 7A.QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK87ITEM 8.FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA87ITEM 9.CHANGES IN AND DISAGREEMENTS WITH ACCOUNTANTS ON ACCOUNTING ANDFINANCIAL DISCLOSURE87ITEM 9A.CONTROLS AND PROCEDURES87ITEM 9B.OTHER INFORMATION89ITEM 9C.DISCLOSURE REGARDING FOREIGN JURISDICTIONS THAT PREVENT INSPECTIONS89PART IIIITEM 10.DIRECTORS, EXECUTIVE OFFICERS AND CORPORATE GOVERNANCE90ITEM 11.EXECUTIVE COMPENSATION90ITEM 12.SECURITY OWNERSHIP OF CERTAIN BENEFICIA