Twist Bioscience Corp — Director's Dealing 2020

Dec 16, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Twist Bioscience Corp (TWST)
CIK: 0001581280
Period of Report: 2020-12-14

Reporting Person: Weiss Patrick (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-12-14	Common Stock	M	3584	$8.82	Acquired	57934	Direct
2020-12-14	Common Stock	M	25662	$26.66	Acquired	83596	Direct
2020-12-14	Common Stock	M	10754	$25.02	Acquired	94350	Direct
2020-12-14	Common Stock	S	5302	$139.8381	Disposed	89048	Direct
2020-12-14	Common Stock	S	5652	$140.7522	Disposed	83396	Direct
2020-12-14	Common Stock	S	5057	$141.6173	Disposed	78339	Direct
2020-12-14	Common Stock	S	3718	$142.9211	Disposed	74621	Direct
2020-12-14	Common Stock	S	1450	$143.8969	Disposed	73171	Direct
2020-12-14	Common Stock	S	476	$145.0130	Disposed	72695	Direct
2020-12-14	Common Stock	S	5476	$146.1479	Disposed	67219	Direct
2020-12-14	Common Stock	S	7751	$147.1271	Disposed	59468	Direct
2020-12-14	Common Stock	S	5018	$147.9535	Disposed	54450	Direct
2020-12-14	Common Stock	S	100	$148.73	Disposed	54350	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-12-14	Employee Stock Option (right to buy)	$8.82	M	3584	Disposed	2027-09-28	Common Stock (3584)	Direct
2020-12-14	Employee Stock Option (right to buy)	$26.66	M	25662	Disposed	2028-11-18	Common Stock (25662)	Direct
2020-12-14	Employee Stock Option (right to buy)	$25.02	M	10754	Disposed	2029-12-09	Common Stock (10754)	Direct

Footnotes

F1: Represents the weighted average sales price per share. The shares sold at prices ranging from $139.29 to $140.26 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 $140.30 to $141.28 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 $141.30 to $142.27 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 $142.53 to $143.51 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 $143.58 to $144.54 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 $144.60 to $145.56 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: Represents the weighted average sales price per share. The shares sold at prices ranging from $145.63 to $146.60 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.

F8: Represents the weighted average sales price per share. The shares sold at prices ranging from $146.71 to $147.69 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.

F9: Represents the weighted average sales price per share. The shares sold at prices ranging from $147.72 to $148.68 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.

F10: 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.

F11: The option is immediately exercisable. 20% of the shares subject to the option vested on October 31, 2019 and 1/60th 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.

F12: 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.