InsiderTrades

Form 4 for TWST Twist Bioscience Corp

Accepted 2026-01-15 00:00:00 ET · period of report 2026-01-13 · accession 0001214659-26-000508 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-15 2026-01-13 TWST Finn Patrick John Pres, COO M - OptEx $8.82 +3,279 336.2K +1.0% +$28.9K
D 2026-01-15 2026-01-13 TWST Finn Patrick John Pres, COO S - Sale+OE $40.00 -23.3K 312.9K -7% -$931.2K
D 2026-01-15 2026-01-13 TWST Finn Patrick John Pres, COO M - OptEx $0.00 -3,279 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-01-13 M A 3,279 $8.82 336,162 D — — (F1) The transactions reported on this Form 4 were affected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on May 13, 2025.
2 Common Common Stock 2026-01-13 S D 23,279 $40.00 312,883 D — — (F1) The transactions reported on this Form 4 were affected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on May 13, 2025.
3 Derivative Stock Option (right to buy) 2026-01-13 M D 3,279 $0.00 0 D $8.82 · — to 2027-09-28 3,279 Common Stock (F2) The option is immediately exercisable. 10% of the shares subject to the option vested on September 28, 2017, 15% of the shares subject to the option vested on September 28, 2018, and 1/48th of the shares subject to the option vested on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.