X0306 4 2022-11-29 0 0001833769 Hyperfine, Inc. HYPR 0001076352 ROTHBERG JONATHAN M C/O HYPERFINE, INC. 351 NEW WHITFIELD STREET GUILFORD CT 06437 1 0 1 0 Class A Common Stock 2022-11-29 4 P 0 47007 0.72 A 656492 D Class A Common Stock 585737 I 2012 JMR Trust Common, LLC Class A Common Stock 440295 I 23rd Century Capital LLC Class A Common Stock 95507 I By Bonnie E Gould Rothberg MD Class B Common Stock 6867790 I By 4C Holdings I, LLC Class B Common Stock 818750 I By 4C Holdings V, LLC Class B Common Stock 1842187 I By JNR TR, LLC Class B Common Stock 1842187 I By GBR TR, LLC Class B Common Stock 1842187 I By NVR TR, LLC Class B Common Stock 1842187 I By EJR TR, LLC The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $0.69 to $0.77, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, on request, full information regarding the number of shares purchased at each separate price within the range set forth above. Dr. Rothberg is the sole manager of 4C Holdings I, LLC, 4C Holdings V, LLC, 2012 JMR Trust Common, LLC, JNR TR, LLC, GBR TR, LLC, NVR TR, LLC and EJR TR, LLC. Dr. Rothberg is the spouse of Bonnie E. Gould Rothberg MD and Dr. Rothberg's son is the manager of 23rd Century Capital LLC. Dr. Rothberg disclaims beneficial ownership of the shares held by these persons and entities except to the extent of his pecuniary interest therein. /s/ John P. Condon, Attorney-in-Fact for Jonathan M. Rothberg, Ph.D. 2022-11-29