Xiaoying Mai - 07 Feb 2022 Form 4 Insider Report for Twist Bioscience Corp (TWST)

Role: Director
Signature: /s/ William Solis, as Attorney-in-Fact for Xiaoying Mai
Issuer symbol: TWST
Transactions as of: 07 Feb 2022
Net transactions value: $0
Form type: 4
Filing time: 09 Feb 2022, 15:35:18 UTC
Next filing: 10 Feb 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	TWST	Common Stock	Award	$0	+13,539		$0.000000	13,539	07 Feb 2022	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	Director Stock Option (right to buy)	Award	$0	+10,588		$0.000000	10,588	07 Feb 2022	Common Stock	10,588	$60.33	Direct	F1
transaction	TWST	Director Stock Option (right to buy)	Award	$0	+11,297		$0.000000	11,297	07 Feb 2022	Common Stock	11,297	$60.33	Direct	F1
transaction	TWST	Director Stock Option (right to buy)	Award	$0	+973		$0.000000	973	07 Feb 2022	Common Stock	973	$189.96	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each equity is fully vested at the time of grant, but represent equity awards for prior annual meetings in 2019, 2020 and 2021 that the Company was not able to grant. If the grants had been made at the time of the prior annual meetings, each grant would have vested upon the earlier of (1) the 1 year anniversary of the date of grant or (2) the next annual meeting.