RenovoRx Insider Marton Laurence Files Ownership Change

TL;DR

**RenovoRx insider Marton Laurence filed a Form 4, signaling a change in their stock ownership.**

AI Summary

This Form 4 filing indicates that Marton Laurence, an insider at RenovoRx, Inc., has filed a statement of changes in beneficial ownership of securities. While the filing itself doesn't detail specific transactions, it signals that Marton Laurence's ownership stake in RenovoRx, Inc. (CIK: 0001574094) has changed as of the report period ending March 20, 2026. This matters to investors because changes in insider ownership can sometimes signal management's confidence (or lack thereof) in the company's future prospects, potentially influencing stock price.

Why It Matters

Insider transaction filings like this provide transparency into how company executives and directors are buying or selling shares, which can be a valuable signal for investors.

Risk Assessment

Risk Level: low — This filing is purely informational and does not inherently pose a direct risk, but rather provides data for investors to analyze.

Analyst Insight

An investor should monitor subsequent Form 4 filings from Marton Laurence to see if the change in ownership was a buy or sell, and the magnitude of the transaction, to better understand insider sentiment towards RenovoRx, Inc.

Key Players & Entities

• Marton Laurence (person) — Reporting Person
• RenovoRx, Inc. (company) — Issuer of securities
• 0001862192 (person) — CIK for Marton Laurence
• 0001574094 (company) — CIK for RenovoRx, Inc.
• 2026-03-20 (date) — Period of Report

FAQ

Key Financial Figures

• $10,000 — t on March 20, 2026 for an aggregate of $10,000. 2. The warrants are exercisable immed
• $1.5 million — ng the date the Issuer reports at least $1.5 million in product sales revenue (excluding lic

Filing Documents

• ownership.html (4)
• ownership.xml (4) — 6KB
• 0001493152-26-012483.txt ( ) — 8KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).    Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. 1. Name and Address of Reporting Person * Marton Laurence (Last) (First) (Middle) C/O RENOVORX, INC. 2570 W EL CAMINO REAL, SUITE 320 (Street) MOUNTAIN VIEW CALIFORNIA 94040 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol RenovoRx, Inc. [ RNXT ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below) 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/20/2026 6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person 4. If Amendment, Date of Original Filed (Month/Day/Year) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/20/2026 03/20/2026 P 9,720 A (1) 9,720 I Laurence Marton Rollover IRA Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Warrants $ 1.9326 03/20/2026 03/20/2026 P 4,860 (2) (2) Common Stock 4,860 (1) 4,860 I Laurence Marton Rollover IRA Explanation of Responses: 1. The securities were purchased in a private placement on March 20, 2026 for an aggregate of $10,000. 2. The warrants are exercisable immediately upon issuance and expire on the earlier of (i) March 30, 2029 or (ii) 30 days following the date the Issuer reports at least $1.5 million in product sales revenue (excluding licensing fees, upfront milestones and grants, but including royalty revenue from product sales) for any calendar quarter in a quarterly or annual report. /s/ Laurence Marton 03/24/2026 ** Signature of Reporting Person Date Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction 4 (b)(v). ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. * Form 4: SEC 1474 (03-26)

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