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Emily M. Leproust

Chief Executive Officer · Twist Bioscience

Emily M. Leproust (Chief Executive Officer) filed 21 Form 4 reports in the trailing twelve months (0 purchases, 21 sales), most often in Twist Bioscience Corporation (TWST). The largest single filing was $56.3M of TWST (356,546 sh across 13 lots, as filed), executed Sep 17. Data as of Nov 8 2026.

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Return, 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
21
0 buys · 21 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$99.1M
shares × price, as filed
Last traded
Nov 3
Filed Nov 5

Median ADV $206.2M across their filed names

Open performance→
Volume by month
$56.6M$28.3M$0Dec 2024Jun 2025Dec 2025Jun 2026Dec 2024 · sells $117KFeb 2025 · sells $380KMay 2025 · sells $190KAug 2025 · sells $158KOct 2025 · sells $1.0MNov 2025 · sells $1.1MFeb 2026 · sells $569KMar 2026 · sells $112KApr 2026 · sells $621KMay 2026 · sells $3.8MJun 2026 · sells $3.1MAug 2026 · sells $24.4MSep 2026 · sells $56.6MOct 2026 · sells $9.3MNov 2026 · sells $619K
Buys $0 Sells $102.1M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Healthcare 21 filings

Sector per market data · by filing · past 12 months

Most traded names
TWST Twist Bioscience Corporation TWST · 0 buys · 32 sells 32 filings
Recent filings
TWSTSALE Twist Bioscience Corporation View filing → $158K
5,585 sh × $28.36
Exec Aug 4 2025
Filed Aug 6 2025 · 5:30 PM ET
TWSTSALE Twist Bioscience Corporation View filing → $190K
5,042 sh × $37.65
Exec May 5 2025
Filed May 7 2025 · 5:30 PM ET
TWSTSALE Twist Bioscience Corporation View filing → $123K
2,790 sh × $44.18
Exec Feb 21 2025
Filed Feb 25 2025 · 5:30 PM ET
TWSTSALE Twist Bioscience Corporation View filing → $257K
5,200 sh × $49.35
Exec Feb 3 2025
Filed Feb 5 2025 · 5:30 PM ET