HeartBeam Insider Elfrink Reports Ownership Change on 2026-02-09

TL;DR

**HeartBeam insider Elfrink filed a Form 4, signaling a change in his stake.**

AI Summary

This Form 4 filing, dated March 23, 2026, indicates that Willem Elfrink, an insider at HeartBeam, Inc. (Issuer CIK: 0001779372), has reported changes in his beneficial ownership of the company's securities. While the filing itself doesn't detail specific transactions (like buys or sells), it signals that an insider's stake has been updated. This matters to investors because insider activity can sometimes be a signal of 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 managing their personal investments in the company, which can be a leading indicator for other investors.

Risk Assessment

Risk Level: low — This filing is purely administrative, reporting a change in beneficial ownership, and does not inherently indicate a high risk.

Analyst Insight

A smart investor would note this filing and then look for the specific transaction details within the full Form 4 document to understand if Elfrink Willem bought or sold shares, and in what quantity, to gauge potential insider sentiment.

Key Players & Entities

• Elfrink Willem (person) — Reporting Person
• HeartBeam, Inc. (company) — Issuer of securities
• 0001893194 (person) — CIK of Reporting Person Elfrink Willem
• 0001779372 (company) — CIK of Issuer HeartBeam, Inc.

FAQ

Filing Documents

• ownership.html (4)
• ownership.xml (4) — 4KB
• 0001213900-26-033031.txt ( ) — 6KB

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 * Elfrink Willem (Last) (First) (Middle) 2118 WALSH AVE SUITE 210 (Street) SANTA CLARA CALIFORNIA 95050 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol HeartBeam, Inc. [ BEAT ] 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) 02/09/2026 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 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 Common Stock (right to buy) $ 1.43 02/09/2026 A 51,724 (1) 01/01/2036 Common Stock 51,724 $ 0 51,724 D Explanation of Responses: 1. Granted options on February 9, 2026 (the "Special Option"), one half of the total number of shares of common stock (the "Shares") subject to the Special Option shall vest on March 31, 2026, the three-month anniversary of the vesting commencement date beginning January 1, 2026, and the remaining Shares of common stock shall vest on June 30, 2026, the six-month anniversary of the vesting commencement date. These options have been issued from the Company's 2022 Equity Incentive Plan. /s/ Willem Elfrink 03/23/2026 ** 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)

View Full Filing

View this 4 filing on SEC EDGAR