BEAT · HeartBeam, Inc.

Represents Restricted Stock Units ("RSUs") granted on July 24, 2026 under the HeartBeam, Inc. 2022 Equity Incentive Plan. The RSUs vested in full on the grant date and relate to the settlement of the 2025 Bonus Program, whereby Executives received shares-in-lieu-of-cash.

Represents Restricted Stock Units ("RSUs") granted on July 24, 2026 under the HeartBeam, Inc. 2022 Equity Incentive Plan. The RSUs vested in full on the grant date and relate to the settlement of the 2025 Bonus Program, whereby Executives received shares-in-lieu-of-cash.

Represents Restricted Stock Units ("RSUs") granted on July 24, 2026 under the HeartBeam, Inc. 2022 Equity Incentive Plan. The RSUs vested in full on the grant date and relate to the settlement of the 2025 Bonus Program, whereby Executives received shares-in-lieu-of-cash.

Represents the grant of 2,800,000 performance-based restricted stock units ("PRSUs") under the HeartBeam, Inc. 2022 Equity Incentive Plan on June 15, 2026. The PRSUs are subject to performance-based milestones and service-based vesting conditions over a three-year period. Each PRSU represents a contingent right to receive one share of Common Stock upon vesting.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

The shares are indirectly held by the Reporting Person under the entity Open Book Healthcare.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

Includes 23,333 RSUs which have vested as per the Form 4 filed on October 2, 2025.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026. This amendment restates the Reporting Person's original Form 4 filed on April 16, 2026, solely to correct an inadvertent error in the number of shares of common stock reported as acquired and the corresponding total beneficial ownership. The original filing reported the acquisition of 62,500 shares of common stock. The correct number of shares acquired was 57,500 shares of common stock. No other changes have been made to the original filing.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

The reported securities are held directly by Strome Mezzanine Fund II, LP, Mark E. Strome Living Trust and Strome Dynasty, LLC. Mr. Strome has the authority to vote and dispose of the reported securities held by each of these entities. Mr. Strome disclaims beneficial ownership of the reported securities, except to the extent of his pecuniary interest therein. This report shall not be deemed an admission that Mr. Strome is a beneficial owner of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

These shares were purchased in connection with the Registrant's underwritten public offering of 12,500,000 shares of common stock. Titan Partners, a division of American Capital Partners, acted as the sole bookrunner for the offering, which priced on April 14, 2026, and closed on April 16, 2026.

Includes 23,333 RSUs which have vested as per the Form 4 filed on October 3, 2025.

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.

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.

These securities are restricted stock units (RSUs). Granted on February 9, 2026 (the "Special RSU"), one half of the total number of shares of common stock ("Shares") subject to the Special RSU shall vest on March 31, 2026, the three-month anniversary of the vesting commencement date beginning on January 1, 2026, and the remaining Shares subject to the Special RSU shall vest on June 30, 2026, the six-month anniversary of the vesting commencement date. These RSUs have been issued from the Company's 2022 Equity Incentive Plan.

These securities are restricted stock units (RSUs). Granted on February 9, 2026 (the "Special RSU"), one half of the total number of shares of common stock ("Shares") subject to the Special RSU shall vest on March 31, 2026, the three-month anniversary of the vesting commencement date beginning on January 1, 2026, and the remaining Shares subject to the Special RSU shall vest on June 30, 2026, the six-month anniversary of the vesting commencement date. These RSUs have been issued from the Company's 2022 Equity Incentive Plan.

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.

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.

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.

These securities are restricted stock units (RSUs). Granted on February 9, 2026 (the "Special RSU"), one half of the total number of shares of common stock ("Shares") subject to the Special RSU shall vest on March 31, 2026, the three-month anniversary of the vesting commencement date beginning on January 1, 2026, and the remaining Shares subject to the Special RSU shall vest on June 30, 2026, the six-month anniversary of the vesting commencement date. These RSUs have been issued from the Company's 2022 Equity Incentive Plan.

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.

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.

The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2024 annual meeting of stockholders, which was held on June 12, 2024.

The price reported in Column 4 is a weighted average price. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

The reported securities are held directly by Mark E. Strome Living Trust and Strome Dynasty, LLC. Mr. Strome has the authority to vote and dispose of the reported securities held by each of these entities. Mr. Strome disclaims beneficial ownership of the reported securities, except to the extent of his pecuniary interest therein. This report shall not be deemed an admission that Mr. Strome is a beneficial owner of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Granted 180,000 options on April 7, 2025, which are scheduled to vest over 4 years with 25% vesting on April 7, 2025, and the remainder vesting and exercisable monthly thereafter. These options have been issued from the Company's 2022 Equity Incentive Plan.

Granted 150,000 options on April 7, 2025, which are scheduled to vest over 4 years with 25% vesting on April 7, 2025, and the remainder vesting and exercisable monthly thereafter. These options have been issued from the Company's 2022 Equity Incentive Plan.

Granted 20,000 options on April 7, 2025, which are scheduled to vest over 4 years with 25% vesting on April 07, 2025, and the remainder vesting and exercisable monthly thereafter. These options have been issued from the Company's 2022 Equity Incentive Plan.

Granted 320,000 options on April 7, 2025, which are scheduled to vest over 4 years with 25% vesting on April 7, 2025, and the remainder vesting and exercisable monthly thereafter. These options have been issued from the Company's 2022 Equity Incentive Plan.

These shares were purchased in the Issuers offering which closed on February 14, 2025

These shares were purchased in the Issuers offering which closed on February 14, 2025

Granted 400,000 options on September 25, 2024, which are scheduled to vest over 4 years with 25% vesting on September 26, 2025, and the remainder vesting and exercisable monthly thereafter.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2024 annual meeting of stockholders, which was held on June 12, 2024.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2024 annual meeting of stockholders, which was held on June 12, 2024.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2024 annual meeting of stockholders, which was held on June 12, 2024.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2024 annual meeting of stockholders, which was held on June 12, 2024.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2024 annual meeting of stockholders, which was held on June 12, 2024.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025, or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025 or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025, or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025 or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025, or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025, or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These securities are restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock of the Issuer. 100% of the RSUs shall vest on the earlier of June 12, 2025 or the date of the Issuer's 2025 annual meeting of stockholders, subject to the Reporting Person continuing to be an Outside Director (as defined in the Issuer's 2022 Equity Inventive Plan) through the applicable vesting date.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2023 annual meeting of stockholders, which was held on July 7, 2023. The RSUs vested during a blackout period causing a delay in the sale of shares.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2023 annual meeting of stockholders, which was held on July 7, 2023. The RSUs vested during a blackout period causing a delay in the sale of shares.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2023 annual meeting of stockholders, which was held on July 7, 2023. The RSUs vested during a blackout period causing a delay in the sale of shares.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2023 annual meeting of stockholders, which was held on July 7, 2023. The RSUs vested during a blackout period causing a delay in the sale of shares.

These shares were sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units (RSUs) which vested in favor of the Reporting Person on the date of the Issuer's 2023 annual meeting of stockholders, which was held on July 7, 2023. The RSUs vested during a blackout period causing a delay in the sale of shares.