Twist Bioscience Corp — Director's Dealing 2021

Oct 27, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Twist Bioscience Corp (TWST)
CIK: 0001581280
Period of Report: 2021-10-22

Reporting Person: Banyai William (Director, See Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-10-22	Common Stock	F	288	$117.41	Disposed	326169	Direct
2021-10-25	Common Stock	S	1335	$115.7896	Disposed	324834	Direct
2021-10-25	Common Stock	S	863	$117.1300	Disposed	323971	Direct
2021-10-25	Common Stock	S	7619	$117.9605	Disposed	316352	Direct
2021-10-25	Common Stock	S	9974	$118.6762	Disposed	306378	Direct

Footnotes

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 transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on August 28, 2020.

F3: Represents the weighted average sales price per share. The shares sold at prices ranging from $115.37 to $116.30 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: Represents the weighted average sales price per share. The shares sold at prices ranging from $116.44 to $117.40 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.

F5: Represents the weighted average sales price per share. The shares sold at prices ranging from $117.44 to $118.43 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.

F6: Represents the weighted average sales price per share. The shares sold at prices ranging from $118.44 to $118.94 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.