Company: HSDTW
Filing Date: 2025-07-07
Form Type: 424B5
Source: 0001104659-25-066159
Chunk: 59

Company: Solana Co
Filing Date: 2025-07-07
Form: 424B5
Chunk 59
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 by reference into those documents. You may request a copy of these documents by writing or telephoning us at the following address:

#### Helius Medical Technologies, Inc.

#### 642 Newtown Yardley Road, Suite 100

#### Attn: Jeffrey Mathiesen

#### Phone: (215) 944-6100
Any statements contained in a document incorporated by reference in this prospectus shall be deemed to be modified or superseded for purposes of this prospectus to the extent that a statement contained in this prospectus (or in any other subsequently filed document which also is incorporated by reference in this prospectus) modifies or supersedes such statement. Any statement so modified or superseded shall not be deemed to constitute a part of this prospectus except as so modified or superseded.

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TABLE OF CONTENTS

#### Helius Medical Technologies, Inc.

#### Up to $25,000,000

#### Class A Common Stock

#### Roth Capital Markets

#### Prospectus Supplement

#### July 7, 205