Jonathan M Rothberg Insider Trading Activity
Jonathan M Rothberg has been net-selling over the last 12 months with 0 purchases and 26 sales across 2 different companies.
BFLY is the most-traded position with 25 trades. The largest single transaction was a sale of BFLY for $1.9M on Dec 15, 2025.
Performance Scorecard
Forward stock performance after each transaction by Jonathan M Rothberg. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.
| PERIOD | AVG BUY RETURN | AVG SELL AVOIDED | SUCCESS RATE | TRADES |
|---|---|---|---|---|
| 30 days | — | -19.5% | 19% | 26 |
| 90 days | — | -10.7% | 27% | 26 |
| 120 days | — | -27.5% | 8% | 26 |
Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.
Price & Trades
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| DATE | TICKER | TYPE | SHARES | PRICE | VALUE | ROLE |
|---|---|---|---|---|---|---|
| Jan 8, 2026 | BFLY | Sell | 335,834 | $4.18 | $1.4M | Director |
| Jan 7, 2026 | BFLY | Sell | 452,729 | $4.14 | $1.9M | Director |
| Jan 6, 2026 | BFLY | Sell | 351,617 | $4.03 | $1.4M | Director |
| Dec 26, 2025 | BFLY | Sell | 14,911 | $4.01 | $60K | Director |
| Dec 24, 2025 | BFLY | Sell | 2,673 | $4.00 | $11K | Director |
| Dec 23, 2025 | BFLY | Sell | 44,781 | $4.01 | $179K | Director |
| Dec 16, 2025 | BFLY | Sell | 50,360 | $3.14 | $158K | Director |
| Dec 16, 2025 | BFLY | Sell | 196,662 | $3.14 | $617K | Director |
| Dec 16, 2025 | BFLY | Sell | 37,964 | $3.14 | $119K | Director |
| Dec 15, 2025 | BFLY | Sell | 601,308 | $3.16 | $1.9M | Director |
| Dec 12, 2025 | BFLY | Sell | 111,031 | $3.08 | $342K | Director |
| Dec 12, 2025 | BFLY | Sell | 82,262 | $3.08 | $253K | Director |
| Dec 11, 2025 | BFLY | Sell | 123,354 | $3.08 | $380K | Director |
| Dec 10, 2025 | BFLY | Sell | 288,918 | $3.13 | $905K | Director |
| Dec 9, 2025 | BFLY | Sell | 176,070 | $3.11 | $547K | Director |
| Dec 8, 2025 | BFLY | Sell | 225,726 | $3.27 | $739K | Director |
| Dec 8, 2025 | BFLY | Sell | 543,601 | $3.27 | $1.8M | Director |
| Dec 5, 2025 | BFLY | Sell | 37,598 | $3.07 | $116K | Director |
| Dec 4, 2025 | BFLY | Sell | 64,198 | $3.08 | $197K | Director |
| Nov 28, 2025 | BFLY | Sell | 132,570 | $3.08 | $408K | Director |
| Nov 26, 2025 | BFLY | Sell | 442,539 | $3.13 | $1.4M | Director |
| Nov 25, 2025 | BFLY | Sell | 224,920 | $3.27 | $735K | Director |
| Nov 25, 2025 | BFLY | Sell | 224,919 | $3.27 | $735K | Director |
| Nov 24, 2025 | BFLY | Sell | 370,193 | $3.15 | $1.2M | Director |
| Nov 3, 2025 | BFLY | Sell | 100,502 | $3.08 | $309K | Director |
| Oct 16, 2025 | QSI | Sell | 26,095 | $3.07 | $80K | Director |
Top Companies Traded
Other insiders at Butterfly Network, Inc.
4 other tracked filers at BFLY.