Dennis H. Cho files Form 144 to sell 844 shares (TWST)

Rhea-AI Filing Summary

Dennis H. Cho submitted a Form 144 notice relating to the proposed sale of 844 common shares tied to a restricted stock vesting event on 02/20/2026. The filing also lists recent dispositions during the prior three months: 398 shares on 12/08/2025, 324 shares on 12/22/2025, 1,099 shares on 02/03/2026, and 5,000 shares on 02/11/2026.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	844	39423.07	61311704	02/23/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/20/2026	Restricted Stock Vesting	Issuer			844	02/20/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	12/08/2025	398	13085.28
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	12/22/2025	324	11196.14
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	02/03/2026	1099	51186.47
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	02/11/2026	5000	249650.00

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does TWST Form 144 filed by Dennis H. Cho report?

The Form 144 reports a proposed sale of 844 common shares associated with restricted stock vesting on 02/20/2026. It also lists prior dispositions of 398, 324, 1,099, and 5,000 common shares on the dates shown.

When did the restricted stock vesting that triggered the Form 144 occur for TWST?

The restricted stock vesting is dated 02/20/2026, and the Form 144 lists 844 common shares tied to that vesting event. The filing identifies the transaction type as Compensation on that date.

What recent share dispositions by Dennis H. Cho are disclosed in the filing?

The filing discloses dispositions of 398 shares on 12/08/2025, 324 shares on 12/22/2025, 1,099 shares on 02/03/2026, and 5,000 shares on 02/11/2026. Each row shows the share count and date.

Does the Form 144 state how the TWST shares will be sold or who receives proceeds?

The excerpt lists the security type and sale reason (e.g., Restricted Stock Vesting, Compensation) but does not specify sale methods or who receives proceeds. The filing format shows brokerage details but not a proceeds recipient in the provided excerpt.