Twist Bioscience Corp — Director's Dealing 2020

Dec 14, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Twist Bioscience Corp (TWST)
CIK: 0001581280
Period of Report: 2020-12-10

Reporting Person: THORBURN JAMES M (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-12-10	Common Stock	M	14008	$11.59	Acquired	63726	Direct
2020-12-10	Common Stock	M	5992	$23.33	Acquired	69718	Direct
2020-12-10	Common Stock	S	1700	$146.6634	Disposed	68018	Direct
2020-12-10	Common Stock	S	5501	$147.8675	Disposed	62517	Direct
2020-12-10	Common Stock	S	6386	$148.6859	Disposed	56131	Direct
2020-12-10	Common Stock	S	1522	$149.6150	Disposed	54609	Direct
2020-12-10	Common Stock	S	2600	$151.3681	Disposed	52009	Direct
2020-12-10	Common Stock	S	2309	$152.1713	Disposed	49700	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-12-10	Employee Stock Option (right to buy)	$11.59	M	14008	Disposed	2028-06-06	Common Stock (14008)	Direct
2020-12-10	Employee Stock Option (right to buy)	$23.33	M	5992	Disposed	2029-10-23	Common Stock (5992)	Direct

Footnotes

F1: Represents the weighted average sales price per share. The shares sold at prices ranging from $146.42 to $146.97 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.

F2: Represents the weighted average sales price per share. The shares sold at prices ranging from $147.33 to $148.30 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.

F3: Represents the weighted average sales price per share. The shares sold at prices ranging from $148.33 to $149.21 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 $149.32 to $149.85 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 $150.75 to $151.68 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 $151.90 to $152.45 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.

F7: 25% of the shares subject to the option vested on April 23, 2019, 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.

F8: 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.