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

Signature
/s/ Alyssa Zhang, as Attorney-in-Fact for Emily M. Leproust
Issuer symbol
TWST
Transactions as of
19 May 2023
Net transactions value
-$35,885
Form type
4
Filing time
23 May 2023, 16:10:14 UTC
Previous filing
08 May 2023
Next filing
21 Jun 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TWST Common Stock Tax liability $35,885 -2,754 -1.1% $13.03 253,340 19 May 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
transaction TWST Employee Stock Option (right to buy) Award $0 +64,950 $0.000000 64,950 01 Sep 2020 Common Stock 64,950 $67.85 Direct F6
holding TWST Employee Stock Option (right to buy) 24,360 19 May 2023 Common Stock 0 $5.95 Direct F2
holding TWST Employee Stock Option (right to buy) 150,879 19 May 2023 Common Stock 0 $8.82 Direct F3
holding TWST Employee Stock Option (right to buy) 266,539 19 May 2023 Common Stock 0 $26.66 Direct F4
holding TWST Employee Stock Option (right to buy) 131,290 19 May 2023 Common Stock 0 $23.33 Direct F5
* 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.