InsiderTrades

Form 4 for TWST Twist Bioscience Corp

Accepted 2026-05-14 16:05:09 ET · period of report 2026-05-12 · accession 0001214659-26-006205 · 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 2026-05-14 16:05 2026-05-12 TWST JOHANNESSEN JAN Dir M - OptEx $14.00 +12.0K 29.8K +68% +$168.0K
D 2026-05-14 16:05 2026-05-12 TWST JOHANNESSEN JAN Dir S - Sale+OE $56.12 -12.0K 17.8K -40% -$673.4K
D 2026-05-14 16:05 2026-05-12 TWST JOHANNESSEN JAN Dir M - OptEx $0.00 +12.0K 10.3K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-12 M A 12,000 $14.00 29,754 D — —
2 Common Common Stock 2026-05-12 S D 12,000 $56.12 17,754 D — —
3 Derivative Employee Stock Option (right to buy) 2026-05-12 M A 12,000 $0.00 10,304 D $14.00 · — to 2018-10-30 12,000 Common Stock (F1) 1/3rd of the shares subject to the option vested and became exercisable on October 30, 2019, and 1/3rd of the shares subject to the option vested and became exercisable on each annual anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.