# EDGAR Filing Document

**Accession Number:** 0001468492
**File Stem:** 0001213900-25-063410
**Filing Date:** 2025-7
**Character Count:** 8426
**Document Hash:** 9d7880bb1af30af4860d9fe27ec2cd09
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-25-063410.hdr.sgml**: 20250711

**ACCESSION NUMBER**: 0001213900-25-063410

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250709

**FILED AS OF DATE**: 20250711

**DATE AS OF CHANGE**: 20250711

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** HILZ MARK T
- **CENTRAL INDEX KEY:** 0001016157
- **STANDARD INDUSTRIAL CLASSIFICATION:** WHOLESALE-COMPUTER & PERIPHERAL EQUIPMENT & SOFTWARE [5045]
- **ORGANIZATION NAME:** 07 Trade & Services
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41422
- **FILM NUMBER:** 251119990

**MAIL ADDRESS:**
- **STREET 1:** 3301 DAKOTA DRIVE
- **CITY:** NORTHLAKE
- **STATE:** TX
- **ZIP:** 76226
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HeartSciences Inc.
- **CENTRAL INDEX KEY:** 0001468492
- **STANDARD INDUSTRIAL CLASSIFICATION:** ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 261344466
- **STATE OF INCORPORATION:** TX
- **FISCAL YEAR END:** 0430

**BUSINESS ADDRESS:**
- **STREET 1:** 550 RESERVE ST, SUITE 360
- **CITY:** SOUTHLAKE
- **STATE:** TX
- **ZIP:** 76092
- **BUSINESS PHONE:** 682-237-7781

**MAIL ADDRESS:**
- **STREET 1:** 550 RESERVE ST, SUITE 360
- **CITY:** SOUTHLAKE
- **STATE:** TX
- **ZIP:** 76092

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Heart Test Laboratories, Inc.
- **DATE OF NAME CHANGE:** 20090716

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] 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**<sup>*</sup><br>HILZ MARK T<br><sub>(Last) (First) (Middle)</sub><br>C/O HEARTSCIENCES INC.,<br>550 RESERVE STREET, SUITE 360<br><sub>(Street)</sub><br>SOUTHLAKE, TX 76092<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2025-07-09 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_See Remarks_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>HeartSciences Inc. [ HSCS ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Stock Option (Right to Buy) | 4.37<sup>(1)</sup> | 2025-07-09 |  | A |  | 225000 |  | <sup>(2)</sup> | 2035-07-09<sup>(3)</sup> | Common Stock | 225000 | <sup>(1)</sup> | 225000 | D |  |
| Restricted Stock Units | $0 | 2025-07-09 |  | A |  | 56250 |  | <sup>(4)</sup> | <sup>(4)</sup> | Common Stock | 56250 | $0 | 56250 | D |  |

---

### Footnotes:

(1) These options were granted to the Reporting Person effective as of July 9, 2025 (the "Effective Date"), pursuant to the approval of the compensation committee of the Issuer's board of directors.

(2) One-third of the options shall vest on the 12-month anniversary of the Effective Date, with an additional 8.333% of the options vesting on each of October 9, 2026 and thereafter on each successive three-month anniversary of such date, such that all options shall vest on July 9, 2028 (or earlier as described below), subject to the Reporting Person's continued employment with the Issuer through each applicable vesting date and subject to the terms of the Plan. These options shall become fully-vested and may be exercised at any time at the Reporting Person's election upon the Issuer receiving regulatory clearance for its MyoVista wavECG device or AI-ECG algorithm (subject to certain requirements) (or similar such product owned by the Issuer) from the U.S. Food and Drug Administration, or a Change of Control (as defined in the Reporting Person's Employment Agreement (the "EA")). As of the date of this filing, such regulatory clearance has not been received.

(3) These options expire ten years from the Effective Date, unless terminated sooner in accordance with the Issuer's 2023 Equity Incentive Plan, as amended (the "Plan") or the underlying options grant agreement.

(4) Represents Restricted Stock Units (the "RSUs") granted to the Reporting Person pursuant to the approval of the compensation committee of the Issuer's board of directors. The RSUs shall vest immediately upon the earlier of (i) FDA clearance of MyoVista Device (including AI algorithm) or (ii) the MyoVista Insights platform together with first AI algorithm, subject to the Reporting Person's continued employment with the Issuer through the applicable vesting date and subject to earlier full vesting upon a Change of Control (as defined in the EA) or such other earlier vesting acceleration conditions as provided in the EA. Each vested RSU shall be settled by delivery to the Reporting Person of one share of the Issuer's common stock on the first to occur of: (i) promptly after the applicable vesting date, (ii) the date of a Change of Control or (iii) such other earlier settlement as provided in the EA.

**Remarks:**
Chief Operating Officer, Secretary and Director

**Signature:** /s/ Mark Hilz  
**Date:** 2025-07-11

### Remarks:

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.**