Insider sale: Twist Bioscience (TWST) legal chief sells 5,000 shares

Rhea-AI Filing Summary

Twist Bioscience Corp executive Dennis Cho reported an open-market sale of company stock. On February 11, 2026, he sold 5,000 shares of common stock at a price of $49.93 per share. After this transaction, he directly owned 138,581 shares.

The filing notes that this sale was carried out under a Rule 10b5-1 trading plan that Cho had previously adopted on May 7, 2025. He serves as Senior Vice President, Chief Legal Officer & Corporate Secretary of Twist Bioscience, indicating the transaction involves a senior member of management.

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

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^*

Cho Dennis

(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)
	See Remarks

3. Date of Earliest Transaction (Month/Day/Year)
02/11/2026

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	02/11/2026		S		5,000(1)	D	$49.93	138,581	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. The transaction reported on this Form 4 is effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on May 7, 2025.

Remarks:

Senior Vice President, Chief Legal Officer & Corporate Secretary

	/s/ Kendra Fox, as Attorney-in-Fact for Dennis Cho	02/13/2026
	** 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 executive Dennis Cho report?

Dennis Cho reported an open-market sale of 5,000 shares of Twist Bioscience common stock. The shares were sold on February 11, 2026 at a price of $49.93 per share, according to the Form 4 insider transaction filing.

At what price did Dennis Cho sell Twist Bioscience (TWST) shares?

Dennis Cho sold Twist Bioscience common stock at $49.93 per share. The transaction involved 5,000 shares in an open-market sale executed on February 11, 2026, as disclosed in his Form 4 insider trading report.

How many TWST shares does Dennis Cho own after the reported sale?

After the reported sale, Dennis Cho beneficially owns 138,581 shares of Twist Bioscience common stock. This figure reflects his direct ownership immediately following the 5,000-share open-market sale disclosed in the Form 4 filing.

Was the Dennis Cho TWST stock sale under a Rule 10b5-1 plan?

Yes, the transaction was executed under a Rule 10b5-1 trading plan. The filing states the sale was effected pursuant to a Rule 10b5-1 plan that Dennis Cho previously adopted on May 7, 2025, providing a pre-arranged framework for trading.

What is Dennis Cho’s role at Twist Bioscience (TWST)?

Dennis Cho serves as Senior Vice President, Chief Legal Officer & Corporate Secretary of Twist Bioscience. His Form 4 filing identifies him as an officer of the company, making his equity transactions relevant for insider ownership and governance tracking.