Twist Bioscience Corp — Director's Dealing 2019

Dec 19, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Twist Bioscience Corp (TWST)
CIK: 0001581280
Period of Report: 2019-12-17

Reporting Person: Finn Patrick John (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-12-17	Common Stock	M	6875	$5.95	Acquired	54809	Direct
2019-12-17	Common Stock	M	663	$8.82	Acquired	55472	Direct
2019-12-18	Common Stock	S	15000	$25.265	Disposed	40472	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-12-17	Employee Stock Option (right to buy)	$5.95	M	6875	Disposed	2025-09-28	Common Stock (6875)	Direct
2019-12-17	Employee Stock Option (right to buy)	$8.82	M	663	Disposed	2027-09-28	Common Stock (663)	Direct

Footnotes

F1: The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person.

F2: Represents the aggregate of sales effected on the same day at different prices.

F3: Represents the weighted average sales price per share. The shares sold at prices ranging from $24.32 to $25.755 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

F4: The option is immediately exercisable. 25% of the shares subject to the option vested on September 01, 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.

F5: The option is immediately exercisable. 10% of the shares subject to the option vested on September 29, 2017, 15% of the shares subject to the option vest 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.