Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Yankton Kevin Bruce

2. Date of Event Requiring Statement (MM/DD/YYYY) 8/5/2021

3. Issuer Name and Ticker or Trading Symbol

Twist Bioscience Corp [TWST]

(Last) (First) (Middle)

C/O TWIST BIOSCIENCE CORPORATION, 681 GATEWAY BLVD.

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director _____ 10% Owner
___X___ Officer (give title below) _____ Other (specify below)
Chief Accounting Officer /

(Street)

SOUTH SAN FRANCISCO, CA 94080

(City) (State) (Zip)

5. If Amendment, Date Original Filed(MM/DD/YYYY)

6. Individual or Joint/Group Filing(Check Applicable Line)

_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	1601 ⁽¹⁾	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Employee Stock Option (right to buy)	⁽²⁾	8/1/2031	Common Stock	2551	$117.59	D

Explanation of Responses:
(1)	Represents a restricted stock unit award ("RSU") of which 25% of the total number of RSUs vest on the first anniversary of May 17, 2021 and 1/16th of the total number of RSUs vest on each quarterly anniversary thereafter, for a total vesting period of 48 months, subject to the Reporting Person's continuous service through each vesting date.
(2)	25% of the shares subject to the option vest and become exercisable on the one (1) year anniversary of May 17, 2021 and 1/48 of the shares subject to the option vest and become exercisable monthly thereafter, subject to the Reporting Person's continuous service through each vesting date.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Yankton Kevin Bruce C/O TWIST BIOSCIENCE CORPORATION 681 GATEWAY BLVD. SOUTH SAN FRANCISCO, CA 94080			Chief Accounting Officer