Twist Bioscience (TWST) accounting chief donates 2,000 shares in Form 4 filing

Rhea-AI Filing Summary

Twist Bioscience Corp chief accounting officer Robert F. Werner reported a charitable stock gift. On 02/09/2026, he disposed of 2,000 shares of Twist Bioscience common stock in a bona fide gift to a charitable organization at a reported price of $0 per share.

Following this gift transfer, Werner directly beneficially owned 56,738 shares of Twist Bioscience common stock.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

WERNER ROBERT F.

(Last) (First) (Middle)

C/O TWIST BIOSCIENCE CORPORATION

681 GATEWAY BLVD

(Street)

SOUTH SAN FRANCISCO CA 94080

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Twist Bioscience Corp [ TWST ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/09/2026		G		2,000(1)	D	$0	56,738	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents a bona fide gift of shares to a charitable organization.

Remarks:

	/s/ Kendra Fox, as Attorney-in-Fact for Robert F. Werner	02/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did TWST officer Robert F. Werner report?

Robert F. Werner reported a bona fide gift of 2,000 shares of Twist Bioscience common stock. The transaction occurred on 02/09/2026 and was classified under code G, indicating a charitable gift rather than an open-market sale or purchase.

How many TWST shares does Robert F. Werner own after the reported gift?

After the reported gift, Robert F. Werner directly beneficially owned 56,738 shares of Twist Bioscience common stock. This figure reflects his holdings immediately following the 2,000-share charitable donation disclosed in the Form 4 filing.

Was the TWST insider transaction a sale or a charitable gift?

The transaction was a charitable gift, not a sale. The Form 4 lists transaction code G and a price of $0 per share, and explicitly describes the 2,000 shares as a bona fide gift to a charitable organization.

What role does Robert F. Werner hold at Twist Bioscience Corp (TWST)?

Robert F. Werner serves as Chief Accounting Officer of Twist Bioscience Corp. His position is identified in the filing, which also confirms he is not a director or 10% owner, but an executive officer of the company.

How is the TWST insider gift transaction classified on the Form 4?

The gift is classified as a non-derivative transaction in common stock with transaction code G. This code denotes a bona fide gift, and the filing records 2,000 shares disposed at $0 per share to a charitable organization.

Does the TWST Form 4 show any derivative securities transactions?

The Form 4 does not report any derivative securities activity. Table II for derivative securities is present but contains no entries, indicating only the non-derivative 2,000-share charitable gift was reported in this filing.