Emily M. Leproust - Dec 19, 2023 Form 4 Insider Report for Twist Bioscience Corp (TWST)

Role
Chief Executive Officer, Director
Signature
/s/ Alyssa Zhang, as Attorney-in-Fact for Emily M. Leproust
Stock symbol
TWST
Transactions as of
Dec 19, 2023
Transactions value $
-$66,004
Form type
4
Date filed
12/21/2023, 04:05 PM
Previous filing
Dec 7, 2023
Next filing
Jan 4, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TWST Common Stock Tax liability -$66K -1.72K -0.33% $38.33 523K Dec 19, 2023 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding TWST Employee Stock Option (right to buy) 24.4K Dec 19, 2023 Common Stock 0 $5.95 Direct F2
holding TWST Employee Stock Option (right to buy) 151K Dec 19, 2023 Common Stock 0 $8.82 Direct F3
holding TWST Employee Stock Option (right to buy) 267K Dec 19, 2023 Common Stock 0 $26.66 Direct F4
holding TWST Employee Stock Option (right to buy) 131K Dec 19, 2023 Common Stock 0 $23.33 Direct F5
holding TWST Employee Stock Option (right to buy) 65K Dec 19, 2023 Common Stock 65K $67.85 Direct F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents shares withheld by the Issuer to satisfy the Reporting Person's tax withholding obligation in connection with the vesting of certain Restricted Stock Units ("RSUs") previously granted to the Reporting Person. Such withholding is exempt from Section 16(b) pursuant to Rule 16b-3(e).
F2 The option is immediately exercisable. 25% of the shares subject to the option vested on September 1, 2016 and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F3 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 vest on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F4 20% of the shares subject to the option vested and became exercisable on October 31, 2019 and 1/60th of the shares subject to the option vest and become exercisable on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F5 25% of the shares subject to the option vested on October 24, 2020, and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F6 Represents performance stock options granted to the reporting person on September 1, 2020, that vested and became exercisable on December 19, 2022 as a result of the reporting person having met the applicable performance criteria.