超精细公司-a美股招股说明书(2025-10-16版)

We are offering 14,000,000 shares of our ClassA common stock in this offering At times, we refer to the shares of ClassA common stock issued in this offering as the securities. Our ClassA common stock is listed on The Nasdaq Global Market under the symbol “HYPR.” On October 15, 2025, the last reported sale price of our ClassA common stock was$2.20 per share. We are an “emerging growth company” and a “smaller reporting company” under the federal securities laws and, as such, have elected to comply with certain reduced reportingrequirements for this prospectus and may elect to do so in future filings. Investing in our securities involves a high degree of risk. These risks are described under the caption “Risk Factors” beginning on pageS-9of this prospectus and in the documents incorporated by reference into this prospectus supplement. Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the accuracy oradequacy of this prospectus. Any representation to the contrary is a criminal offense. PERSHARETOTALPublic offering price$1.2500$17,500,000.00Underwriting discounts and commissions(1)$0.0821$1,150,000.00Proceeds, before expenses, to Hyperfine, Inc.$1.1679$16,350,000.00 (1)The underwriter’s discount will be 7.0% of the gross proceeds of this offering up to and including $10million and 6.0% of the incremental gross proceeds of this offering in excess ofthe first $10million. We have also agreed to reimburse the underwriter for certain expenses. See “Underwriting” for additional information regarding underwriting compensation. We estimate that our net proceeds from this offering will be approximately $16.0 million, after deducting underwriting discounts and commissions and estimated offering expenses Delivery of the securities being offered pursuant to this prospectus supplement and the accompanying prospectus is expected to occur on or about October 17, 2025. We have grantedthe underwriter an option for a period of 30 days to purchase up to an additional 2,100,000 shares of ClassA common stock, which equals 15% of the total number of shares of Class Acommon stock to be sold in the offering. If the underwriter exercises the option in full, the total underwriting discounts and commissions payable by us will be approximately $1.3 million andthe total proceeds to us, after deducting underwriting discounts and commissions and estimated offering expenses payable by us will be approximately $18.4 million. Sole Book-Runner Lake Street Prospectus supplement dated October 15, 2025 Table of Contents TABLE OF CONTENTS ABOUT THIS PROSPECTUS SUPPLEMENTPROSPECTUS SUPPLEMENT SUMMARYTHE OFFERINGRISK FACTORSSPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTSUSE OF PROCEEDSDIVIDEND POLICYDILUTIONMATERIAL US FEDERAL INCOME TAX CONSIDERATIONS FOR NON-US HOLDERS OF CLASS A COMMON STOCKUNDERWRITINGLEGAL MATTERSEXPERTSWHERE YOU CAN FIND MORE INFORMATIONINCORPORATION OF DOCUMENTS BY REFERENCE ABOUT THIS PROSPECTUSPROSPECTUS SUMMARYRISK FACTORSSPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTSUSE OF PROCEEDSPLAN OF DISTRIBUTIONDESCRIPTION OF SHARESDESCRIPTION OF DEBT SECURITIESDESCRIPTION OF WARRANTSDESCRIPTION OF RIGHTSDESCRIPTION OF UNITSLEGAL MATTERSEXPERTSWHERE YOU CAN FIND MORE INFORMATIONINCORPORATION OF DOCUMENTS BY REFERENCE Table of Contents ABOUT THIS PROSPECTUS SUPPLEMENT This prospectus supplement and the accompanying prospectus are part of a “shelf” registration statement on FormS-3(FileNo.333-275449)thatwe filed with the Securities and Exchange Commission (the “SEC”) on November9, 2023, and which was declared effective by the SEC onNovember22, 2023. This document is in two parts. The first part is this prospectus supplement, which describes the specific terms of this offering andalso adds to and updates information contained in the accompanying prospectus and the documents incorporated by reference herein. The second part,the accompanying prospectus, including the documents incorporated by reference therein, provides more general information. Generally, when we referto this prospectus supplement, we are referring to both parts of this document combined. Before buying any of the securities that we are offering, we urge you to carefully read this prospectus supplement, the accompanying prospectus,and all of the information incorporated by reference herein and therein, as well as the additional information described under the headings “Where YouCan Find More Information” and “Incorporation of Documents by Reference.” These documents contain important information that you should considerwhen making your investment decision. To the extent there is a conflict between the information contained in this prospectus supplement, on the one hand, and the information containedin the accompanying prospectus or any document incorporated by reference therein, on the other hand, you should rely on the information in thisprospectus suppl