Maria Sainz - 31 Mar 2026 Form 4 Insider Report for Hyperfine, Inc. (HYPR)

Reporting relationship: President and CEO, Director
Issuer ticker: HYPR
Reported as of: 31 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 01 Apr 2026, 16:56:53 UTC
Prior SEC filing: 06 Feb 2026
Next SEC filing: 15 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Brett Hale, Attorney-in-Fact

Key filing fact

Maria Sainz filed Form 4 for Hyperfine, Inc. (HYPR) on 01 Apr 2026.

Key facts

This page summarizes Maria Sainz's Form 4 filing for Hyperfine, Inc. (HYPR).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 01 Apr 2026, 16:56.

Change

Previous filing in this sequence was filed on 06 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001437768 Primary reporting owner

Sainz Maria

Relationship: President and CEO, Director
Address: C/O HYPERFINE, INC., 351 NEW WHITFIELD STREET, GUILFORD
Signature: /s/ Brett Hale, Attorney-in-Fact
Signature date: 01 Apr 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

HYPR transaction

Class A Common Stock

Award

Transaction value
Shares: +750,000
Change %: +1895%
Price: $0.000000^*
Shares after: 789,586
Date: 31 Mar 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

Consist of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A common stock upon vesting. The RSUs vest 25% on March 23, 2027, with the remainder vesting in equal quarterly installments over the following three years, subject to Ms. Sainz's continued service through the applicable vesting date.

Footnote F2

Consists of 750,000 RSUs granted on March 31, 2026 plus 19,586 shares received on vesting of an RSU award granted on December 23, 2021 and an aggregate of 20,000 purchased shares.