Butterfly Network, Inc. insider trading
BFLY$8.95+0.42 (+4.92%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+356.6%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- JMJonathan M. Rothberg8.3593%
- JDJoseph Devivo3.0008%
- LMLawrence M. Robbins1.3702%
- HCHeather C. Getz1.1922%
- AGAndrei G. Stoica0.6535%
- SCSteve Cashman0.6086%
- JNJohn N. Doherty0.5706%
- VKVictor Ku0.4146%
- PSPhanstiel S. Louise0.2824%
- MCMegan Carlson0.1683%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| BFLY | Joseph Devivo | Open market sell$31.8K | 0.0% | $10.02 | $31.8K | Sep 23, 2026 | Sep 24, 2026 |
| BFLY | Joseph Devivo | Open market sell$28.1K | 0.0% | $10.00 | $28.1K | Sep 22, 2026 | Sep 24, 2026 |
| BFLY | Steve Cashman | Open market sell$1.02M | -8.6% | $7.30 | $1.02M | Sep 4, 2026 | Sep 9, 2026 |
| BFLY | Megan Carlson | Open market sell$101K | -3.2% | $7.30 | $101K | Sep 4, 2026 | Sep 9, 2026 |
| BFLY | Nicholas Caezza | Open market sell$13.9K | -0.6% | $8.15 | $13.9K | Sep 2, 2026 | Sep 4, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$5.23M | -14.8% | $8.97 | $5.23M | Aug 17, 2026 | Aug 17, 2026 |
| BFLY | Phanstiel S. Louise | Open market purchase$1M | +20.0% | $8.68 | $1M | Aug 14, 2026 | Aug 17, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$7.17M | -17.3% | $8.70 | $7.17M | Aug 14, 2026 | Aug 17, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$1.55M | -3.6% | $8.86 | $1.55M | Aug 13, 2026 | Aug 17, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$4.62M | -4.0% | $9.24 | $4.62M | Aug 13, 2026 | Aug 17, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$2.05M | -1.7% | $9.54 | $2.05M | Aug 13, 2026 | Aug 17, 2026 |
| BFLY | Nicholas Caezza | Open market sell$97.5K | -3.2% | $9.75 | $97.5K | Aug 11, 2026 | Aug 12, 2026 |
| BFLY | Joseph Devivo | Open market sell$684K | -0.9% | $10.01 | $684K | Aug 10, 2026 | Aug 12, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$1.27M | -1.2% | $8.10 | $1.27M | Aug 3, 2026 | Aug 3, 2026 |
| BFLY | Megan Carlson | Open market sell$541K | -13.9% | $7.86 | $541K | Jul 31, 2026 | Aug 4, 2026 |
| BFLY | Lawrence M. Robbins | Open market sell$12.7M | -11.7% | $7.39 | $12.7M | Jul 31, 2026 | Aug 3, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$235K | -0.2% | $6.47 | $235K | Jul 22, 2026 | Jul 24, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$3.21M | -2.2% | $6.47 | $3.21M | Jul 22, 2026 | Jul 24, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$471K | -0.3% | $6.47 | $471K | Jul 22, 2026 | Jul 24, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$350K | -0.2% | $6.47 | $350K | Jul 22, 2026 | Jul 24, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$5.07M | -3.2% | $6.74 | $5.07M | Jul 21, 2026 | Jul 21, 2026 |
| BFLY | Victor Ku | Open market sell$318K | -4.6% | $6.56 | $318K | Jul 20, 2026 | Jul 21, 2026 |
| BFLY | John N. Doherty | Open market sell$375K | -3.9% | $6.56 | $375K | Jul 20, 2026 | Jul 21, 2026 |
| BFLY | Joseph Devivo | Open market sell$1.39M | -2.7% | $6.56 | $1.39M | Jul 20, 2026 | Jul 21, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$7.79M | -4.9% | $6.61 | $7.79M | Jul 20, 2026 | Jul 21, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$7.89M | -5.0% | $6.60 | $7.89M | Jul 17, 2026 | Jul 21, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$8.6M | -4.5% | $7.09 | $8.6M | Jul 16, 2026 | Jul 16, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$1.8M | -1.0% | $7.09 | $1.8M | Jul 16, 2026 | Jul 16, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$12.7M | -6.2% | $7.32 | $12.7M | Jul 15, 2026 | Jul 16, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$6.29M | -2.8% | $7.72 | $6.29M | Jul 14, 2026 | Jul 16, 2026 |
| BFLY | Victor Ku | Open market sell$281K | -3.2% | $7.87 | $281K | Jul 7, 2026 | Jul 8, 2026 |
| BFLY | John N. Doherty | Open market sell$435K | -3.7% | $7.87 | $435K | Jul 7, 2026 | Jul 8, 2026 |
| BFLY | Joseph Devivo | Open market sell$1.61M | -2.5% | $7.87 | $1.61M | Jul 7, 2026 | Jul 8, 2026 |
| BFLY | Megan Carlson | Open market sell$329K | -8.1% | $7.96 | $329K | Jul 2, 2026 | Jul 7, 2026 |
| BFLY | Steve Cashman | Open market sell$1.37M | -15.3% | $4.66 | $1.37M | Jun 8, 2026 | Jun 9, 2026 |
| BFLY | Steve Cashman | Open market sell$520K | -5.2% | $4.96 | $520K | Jun 5, 2026 | Jun 9, 2026 |
| BFLY | Nicholas Caezza | Open market sell$7.83K | -0.6% | $4.52 | $7.83K | Jun 2, 2026 | Jun 4, 2026 |
| BFLY | Megan Carlson | Open market sell$525K | -17.9% | $4.75 | $525K | May 1, 2026 | May 5, 2026 |
| BFLY | Steve Cashman | Open market sell$724K | -6.8% | $4.91 | $724K | Apr 29, 2026 | May 1, 2026 |
| BFLY | Steve Cashman | Open market sell$1.04M | -8.4% | $5.22 | $1.04M | Apr 16, 2026 | Apr 17, 2026 |
| BFLY | Joseph Devivo | Open market sell$1.79M | -5.7% | $3.71 | $1.79M | Mar 5, 2026 | Mar 6, 2026 |
| BFLY | Steve Cashman | Open market sell$158K | -1.8% | $3.71 | $158K | Mar 3, 2026 | Mar 4, 2026 |
| BFLY | Joseph Devivo | Open market sell$598K | -1.9% | $3.71 | $598K | Mar 3, 2026 | Mar 4, 2026 |
| BFLY | Nicholas Caezza | Open market sell$52.7K | -4.4% | $3.71 | $52.7K | Mar 3, 2026 | Mar 4, 2026 |
| BFLY | Megan Carlson | Open market sell$156K | -6.4% | $3.71 | $156K | Mar 3, 2026 | Mar 4, 2026 |
| BFLY | Steve Cashman | Open market sell$1.09M | -11.5% | $4.35 | $1.09M | Feb 26, 2026 | Mar 2, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$1.4M | -1.1% | $4.18 | $1.4M | Jan 8, 2026 | Jan 8, 2026 |
| BFLY | John N. Doherty | Open market sell$240K | -4.7% | $3.98 | $240K | Jan 7, 2026 | Jan 9, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$1.87M | -1.5% | $4.14 | $1.87M | Jan 7, 2026 | Jan 8, 2026 |
| BFLY | Jonathan M. Rothberg | Open market sell$1.42M | -1.1% | $4.03 | $1.42M | Jan 6, 2026 | Jan 8, 2026 |