Form4insider filings, from the source

Insider · CIK 0001753655

Emily M. Leproust

Files at: TWST, WGS. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $82.2M · 9net −$82.2M
$10k$10k$1M$1M$100M$100MbuyssalesJun 26Jul 11Jul 26Aug 11Aug 26Sep 11Sep 26

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 24, 2026 SForm 4 →Sep 25, 4:05 pm EDTTwist Bioscience CorpTWST5,203$177.38$922,907613,699−0.84%10b5-1
Sep 21, 2026 SForm 4 →Sep 23, 4:07 pm EDTTwist Bioscience CorpTWST1,687$165.49$279,183618,902−0.27%
Sep 17, 2026 SForm 4 →Sep 21, 4:05 pm EDTTwist Bioscience CorpTWST356,546$157.99$56,330,724620,589−36.5%10b5-1
Sep 17, 2026 MForm 4 →Sep 21, 4:05 pm EDTTwist Bioscience CorpTWST208,708$20.21$4,218,324977,135—10b5-1
Sep 8, 2026 SForm 4 →Sep 10, 4:00 pm EDTTwist Bioscience CorpTWST2,302$122.62$282,280768,427−0.30%
Aug 25, 2026 SForm 4 →Aug 27, 4:05 pm EDTTwist Bioscience CorpTWST41,570$151.98$6,317,760770,729−5.12%10b5-1
Aug 21, 2026 SForm 4 →Aug 25, 4:05 pm EDTTwist Bioscience CorpTWST6,639$139.07$923,259812,299−0.81%
Aug 12, 2026 SForm 4 →Aug 14, 4:05 pm EDTTwist Bioscience CorpTWST19,952$125.08$2,495,508818,938−2.38%10b5-1
Aug 12, 2026 MForm 4 →Aug 14, 4:05 pm EDTTwist Bioscience CorpTWST19,952$26.66$531,920838,890—10b5-1
Aug 10, 2026 SForm 4 →Aug 12, 4:05 pm EDTTwist Bioscience CorpTWST113,318$125.16$14,183,051818,938−12.2%10b5-1
Aug 10, 2026 MForm 4 →Aug 12, 4:05 pm EDTTwist Bioscience CorpTWST113,318$26.66$3,021,058932,256—10b5-1
Aug 3, 2026 SForm 4 →Aug 5, 4:05 pm EDTTwist Bioscience CorpTWST5,101$85.32$435,223818,938−0.62%

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 17, 2026 MForm 4 →Sep 21, 4:05 pm EDTTwist Bioscience CorpTWST208,708——0—10b5-1
Aug 12, 2026 MForm 4 →Aug 14, 4:05 pm EDTTwist Bioscience CorpTWST19,952——133,269—10b5-1
Aug 10, 2026 MForm 4 →Aug 12, 4:05 pm EDTTwist Bioscience CorpTWST113,318——153,221—10b5-1