# EDGAR Filing Document

**Accession Number:** 0001610853
**File Stem:** 0001104659-25-093409
**Filing Date:** 2025-9
**Character Count:** 5986
**Document Hash:** f84219f9660bbff2eef371955a2da542
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-093409.hdr.sgml**: 20250925

**ACCESSION NUMBER**: 0001104659-25-093409

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250918

**FILED AS OF DATE**: 20250925

**DATE AS OF CHANGE**: 20250925

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Chee Choon Wee
- **CENTRAL INDEX KEY:** 0002086036

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38445
- **FILM NUMBER:** 251344521

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** SUITE 805, 8/F ICBC TOWER, 3 GARDEN ROAD
- **CITY:** CENTRAL
- **PROVINCE COUNTRY:** K3
- **ZIP:** 00000
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HELIUS MEDICAL TECHNOLOGIES, INC.
- **CENTRAL INDEX KEY:** 0001610853
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845]
- **ORGANIZATION NAME:** 08 Industrial Applications and Services
- **EIN:** 364787690
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 642 NEWTOWN YARDLEY ROAD
- **CITY:** NEWTOWN
- **STATE:** PA
- **ZIP:** 18940
- **BUSINESS PHONE:** 215-944-6100

**MAIL ADDRESS:**
- **STREET 1:** 642 NEWTOWN YARDLEY ROAD
- **CITY:** NEWTOWN
- **STATE:** PA
- **ZIP:** 18940

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HELIUS MEDICAL TECHNOLOGIES, INC
- **DATE OF NAME CHANGE:** 20180517

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** HELIUS MEDICAL TECHNOLOGIES, INC.
- **DATE OF NAME CHANGE:** 20140613

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Chee Choon Wee<br><sub>(Last) (First) (Middle)</sub><br>C/O HELIUS MEDICAL TECHNOLOGIES, INC.<br>642 NEWTOWN YARDLEY RD #100<br><sub>(Street)</sub><br>NEWTOWN, PA 18940<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>HELIUS MEDICAL TECHNOLOGIES, INC. [ HSDT ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2025-09-18 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<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 Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| COMMON STOCK | 6830402 | I | By Fusion Summer Limited<sup>(1)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| STAPLED WARRANT | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 6830402 | $10.134 | I | By Fusion Summer Limited<sup>(1)</sup> |
| RESTRICTED STOCK UNIT AWARD | <sup>(3)</sup> | <sup>(3)</sup> | Common Stock | 1109118 | <sup>(4)</sup> | D |  |

---

### Footnotes:

(1) Summer Wisdom Holdings Limited ("Summer Wisdom") holds all ordinary shares of Fusion Summer Limited ("Fusion Summer"). Fusion Summer holds shares of the Issuer's common stock. The Reporting Person is the Controlling Shareholder of Summer Wisdom. Summer Wisdom may be deemed to be the beneficial owner of all of the common stock held by Fusion Summer. The Reporting Person, as the Controlling Shareholder of Summer Wisdom with sole power to exercise investment discretion, may be deemed to be the beneficial owner of all of the common stock held by Fusion Summer. The Reporting Person is the Issuer's Executive Chairman of its Board of Directors.

(2) The Stapled Warrant may be exercised only during the period beginning September 18, 2025 (the "Issue Date") of the Warrant, and ending on 5:00 p.m., New York City time, on the date that is thirty-six (36) months after the Issue Date of the Warrant.

(3) The restricted stock units (RSUs) granted on September 18, 2025, are subject to the conditions set forth in the Helius Medical Technologies, Inc. 2022 Equity Incentive Plan.

(4) Each restricted stock unit represents a contingent right to receive one share of Helius Medical Technologies, Inc. Common Stock.

**Signature:** /s/ Joseph Chee  
**Date:** 2025-09-25

### 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.**