Company: HSDTW
Filing Date: 2025-04-22
Form Type: PRE 14A
Source: 0001104659-25-037535
Chunk: 33

Company: Solana Co
Filing Date: 2025-04-22
Form: PRE 14A
Chunk 33
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 of the Special Meeting to solicit additional proxies in the event there are insufficient votes to approve Proposals 1, 2 or 3.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) DateFor Against AbstainLI LI LI LI LI LI LI LI LI LI LI LIHELIUS MEDICAL TECHNOLOGIES, INC.HELIUS MEDICAL TECHNOLOGIES, INC.642 NEWTOWN YARDLEY ROAD, SUITE 100 NEWTOWN, PA 18940VOTE BY INTERNETBefore The Meeting - Go to www.proxyvote.com or scan the QR Barcode aboveUse the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 p.m. Eastern Time on May 22, 2025. Have your proxy card in hand when you access the web site and follow the instructions to obtain your records and to create an electronic voting instruction form.During The Meeting - Go to www.virtualshareholdermeeting.com/HSDT2025SMYou may attend the meeting via the Internet and vote during the meeting. Have the information that is printed in the box marked by the arrow available and follow the instructions.VOTE BY PHONE - 1-800-690-6903 Use any touch-tone telephone to transmit your voting instructions up until 11:59 p.m. Eastern Time on May 22, 2025. Have your proxy card in hand when you call and then follow the instructions. You cannot vote by phone if you plan to vote your preferred shares differently.VOTE BY MAILMark, sign and date your proxy card and return it in the postage-paid envelope we have provided or return it to Vote Processing, c/o Broadridge, 51 Mercedes Way, Edgewood, NY 11717.TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS:V64687-P28669KEEP THIS PORTION FOR YOUR RECORDSTHIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED.DETACH AND RETURN THIS PORTION ONLY

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60246850.1Important Notice Regarding