Form4insider filings, from the source

Insider · CIK 0001590947

Robert F. Werner

Files at: TWST. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $257k · 3net −$257k
$10k$10k$100k$100k$1M$1MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 13Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 8, 2026 SForm 4 →Sep 10, 4:00 pm EDTTwist Bioscience CorpTWST238$122.62$29,18544,399−0.53%
Aug 21, 2026 SForm 4 →Aug 25, 4:05 pm EDTTwist Bioscience CorpTWST1,523$140.02$213,25544,637−3.30%
Aug 3, 2026 SForm 4 →Aug 5, 4:05 pm EDTTwist Bioscience CorpTWST167$85.32$14,24946,160−0.36%

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.