Insiders / Rothberg Jonathan M
Rothberg Jonathan M
CIK 1076352personinsiderbeneficial owner
Companies
3
First seen
Jan 8, 2026
Last activity
Jun 22, 2026
Companies
| Company | Shares held | Latest |
|---|---|---|
| Butterfly Network, Inc. · BFLY | 2,905,699 | — |
| Hyperfine, Inc. · HYPR | — | — |
| Quantum-Si Inc · QSI | — | — |
All securities held
3 positions · latest reported per filing
| Company | Security | Shares |
|---|---|---|
| Butterfly Network, Inc. | Class A Common Stock | 2,905,699 |
| Hyperfine, Inc. | Stock Options (right to buy)Derivative | 157,700 |
| Quantum-Si Inc | Stock Option (right to buy)Derivative | 251,185 |
Activity
InsidersInstitutions
This person's insider trades (Form 4), across every company.| Date | Action | Company | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|
| Jan 7, 2026 | Sell | BFLY Butterfly Network, Inc. Class A Common Stock | $1.87M | -453K -57.41% | 335,834 0.13% of shares | medium |
| Jan 6, 2026 | Sell | BFLY Butterfly Network, Inc. Class A Common Stock | $1.42M | -352K -30.84% | 788,563 0.30% of shares | medium |
| Jan 8, 2026 | Sell | BFLY Butterfly Network, Inc. Class A Common Stock | $1.40M | -336K -100.00% | 0 0.00% of shares | medium |
| Jun 22, 2026 | Grant | BFLY Butterfly Network, Inc. Class A Common Stock | $0 | +25K +0.88% | 2,905,699 1.09% of shares | low |
| May 22, 2026 | Grant | HYPR Hyperfine, Inc. Stock Options (right to buy) | — | +158K | 157,700 0.15% of shares | low |
| May 18, 2026 | Grant | QSI Quantum-Si Inc Stock Option (right to buy) | — | +251K | 251,185 0.12% of shares | low |