Form4insider filings, from the source

Insider · CIK 0001883451

Dennis Cho

Files at: TWST. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $108k · 2net −$108k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 17Sep 22Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 21, 2026 SForm 4 →Sep 23, 4:08 pm EDTTwist Bioscience CorpTWST348$165.49$57,59173,303−0.47%
Sep 8, 2026 SForm 4 →Sep 10, 4:00 pm EDTTwist Bioscience CorpTWST412$122.62$50,52173,651−0.56%

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.