Companies / Hyperfine, Inc.
Hyperfine, Inc.
Nasdaq: HYPRCIK 1833769GUILFORD, CT
Financials · FY2025
Ownership
106.0M shares outstanding · as of Aug 3, 2026
Ownership
Share classes
| Class A | 85.80% | |
| Class B | 14.20% |
| Insiders | 0.59% | 630,460 |
| 10%+ / strategic | 3.36% | 3,568,038 |
| Institutions | 16.13% | 17,109,997 |
| Public float | 79.91% | 84,740,174 |
% of common shares outstanding (exact, from the latest cover-page filing). Institutions are quarterly 13F snapshots; insiders reflect current officers & directors.
Insiders 5
View all →| Insider | % of shares | Shares |
|---|---|---|
Teisseyre ThomasChief Operating Officer | 0.33% | 354,648 |
Hale BrettCFO and CAO | 0.26% | 275,812 |
Dahldorf John TDirector | — | — |
Fattori Ruth ADirector | — | — |
Rothberg Jonathan MDirector · 10% owner | — | — |
Institutional holders 53
View all →| Holder | Value | % of shares |
|---|---|---|
| $6.31M | 4.41% | |
| $3.49M | 3.36% | |
| $1.96M | 1.89% | |
| $1.71M | 1.64% | |
| $1.37M | 0.96% | |
| $1.31M | 1.27% | |
| $1.29M | 1.24% | |
| $1.21M | 0.85% | |
| $1.03M | 0.90% | |
| $788.7K | 0.69% |
Activity
InsidersInstitutions
What insiders are doing in this stock (Form 4).| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Mar 23, 2026 | Teisseyre Thomas Executive | Sell | Class A Common Stock | $29.3K | -24K -6.38% | 354,648 0.33% of shares | low |
| Mar 23, 2026 | Hale Brett Executive | Sell | Class A Common Stock | $29.3K | -24K -8.06% | 275,812 0.26% of shares | low |
| Feb 13, 2026 | Teisseyre Thomas Executive | Sell | Class A Common Stock | $913 | -821 -0.22% | 378,836 0.36% of shares | low |
| May 22, 2026 | Dahldorf John T Director | Grant | Stock Options (right to buy) | — | +158K | 157,700 0.15% of shares | low |
| May 22, 2026 | Fattori Ruth A Director | Grant | Stock Options (right to buy) | — | +158K | 157,700 0.15% of shares | low |
| May 22, 2026 | Rothberg Jonathan M Director | Grant | Stock Options (right to buy) | — | +158K | 157,700 0.15% of shares | low |
5%+ ownership events
Schedule 13D / 13G
| Filer | Stance | % of class |
|---|---|---|
| Vanguard Group Inc | Passive13G/A | — |
Securities
via CUSIP / OpenFIGI
| Symbol | Type | CUSIP |
|---|---|---|
| HYPR | Common Stock | 44916K106 |