JR
Jonathan M Rothberg (Director) filed 11 Form 4 reports in the trailing twelve months (0 purchases, 11 sales, 1 filed past the two-business-day deadline), most often in Butterfly Network, Inc. (BFLY). The largest single filing was $29.4M of BFLY (4,013,452 sh across 4 lots, as filed), executed Jul 14. Data as of Nov 8 2026.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
11
0 buys · 11 sells · 1 late
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$67.7M
shares × price, as filed
Last traded
Jul 22
Filed Jul 24
Median ADV $75.0M across their filed names
Open performance→Volume by month
Buys $0
Sells $86.8M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
11 filings
Sector per market data · by filing · past 12 months
Most traded names
BFLYRecent filings
BFLYSALE
Butterfly Network, Inc.
View filing →
$4.3M659,913 sh across 4 lots
Exec Jul 22
Filed Jul 24 · 4:57 PM ET BFLYSALE Butterfly Network, Inc. View filing → $20.7M
3,126,453 sh across 3 lots
Exec Jul 17
Filed Jul 21 · 7:52 PM ET BFLYSALE Butterfly Network, Inc. View filing → $29.4M
4,013,452 sh across 4 lots
Exec Jul 14
Filed Jul 16 · 8:18 PM ET BFLYSALE Butterfly Network, Inc. View filing → $4.7M
1,140,180 sh across 3 lots
Exec Jan 6
Filed Jan 8 · 5:30 PM ET BFLYSALE Butterfly Network, Inc. View filing → $180K
44,781 sh × $4.01
Exec Dec 23 2025
Filed Dec 29 2025 · 5:30 PM ET † BFLYSALE Butterfly Network, Inc. View filing → $2.8M
886,294 sh across 4 lots
Exec Dec 15 2025
Filed Dec 17 2025 · 5:30 PM ET BFLYSALE Butterfly Network, Inc. View filing → $1.9M
605,565 sh across 4 lots
Exec Dec 10 2025
Filed Dec 12 2025 · 5:30 PM ET BFLYSALE Butterfly Network, Inc. View filing → $3.1M
945,397 sh across 3 lots
Exec Dec 8 2025
Filed Dec 10 2025 · 5:30 PM ET More filings →