Company: HSDTW
Filing Date: 2025-05-02
Form Type: DEF 14A
Source: 0001104659-25-044128
Chunk: 50

Company: Solana Co
Filing Date: 2025-05-02
Form: DEF 14A
Chunk 50
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 up to 800,000,000.3. Approval of, pursuant to Nasdaq listing rules, the issuance of shares of our common stock in a potential financing.4. Approval of an amendment to the Helius Medical Technologies, Inc. 2022 Equity Incentive Plan.5. Authorization of one or more adjournments of the Special Meeting to solicit additional proxies in the event there are insufficient votes to approve Proposals 1, 2, 3 or 4.NOTE: Such other business as may properly come before the meeting or any adjournment thereof.Please sign exactly as your name(s) appear(s) hereon. When signing as attorney, executor, administrator, or other fiduciary, please give full title as such. Joint owners should each sign personally. All holders must sign. If a corporation or partnership, please sign in full corporate or partnership name by authorized officer.Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date

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Important Notice Regarding the Availability of Proxy Materials for the Special Meeting: The Proxy Statement is available at www.proxyvote.com. V75052-S14294HELIUS MEDICAL TECHNOLOGIES, INC. Special Meeting of Stockholders May 23, 2025 9:00 AM Eastern Time This proxy is solicited by the Board of DirectorsThe stockholder(s) hereby appoint(s) Dane C. Andreeff and Jeffrey S. Mathiesen, or either of them, as proxies, each with the power to appoint his substitute, and hereby authorize(s) them to represent and to vote, as designated on the reverse side of this proxy card, and to vote in their judgment upon all other matters that may properly come before the Special Meeting, all of the shares of Class A common stock of Helius Medical Technologies, Inc. that the stockholder(s) is/are entitled to vote at the Special Meeting of Stockholders to be held at 9:00 AM, Eastern Time on May 23, 2025, at www.virtualshareholdermeeting.com/HSDT2025SM, and any adjournment or postponement thereof. The undersigned hereby revoke(s) any proxy previously given to vote at the Special Meeting.This proxy, when properly executed, will be voted in the manner directed herein. If no such direction is made, this proxy will be voted in accordance with the Board of Directors' recommendations.Continued and to be signed on reverse side