Twist Bioscience (TWST) Form 144: 233 Shares from Restricted Vesting to Be Sold

Rhea-AI Filing Summary

Twist Bioscience (TWST) Form 144 shows a proposed sale of 233 common shares valued at $6,421.46 to be executed on 09/22/2025 through Fidelity Brokerage Services on NASDAQ. The shares were acquired on 09/19/2025 via restricted stock vesting and were paid as compensation.

The filer, identified in the notice as Dennis H. Cho, also reported five prior open-market sales in the past three months totaling 1,794 shares for aggregate gross proceeds of $49,627.58 (sales between 07/02/2025 and 09/15/2025). The filing includes the standard representation that the seller is not aware of any undisclosed material adverse information about the issuer.

Positive

• Clear disclosure of acquisition method: restricted stock vesting and payment as compensation
• Broker and execution details provided (Fidelity Brokerage Services; NASDAQ execution)
• Prior sales fully reported for the past three months with dates and gross proceeds

Negative

• Insider has sold 1,794 shares in the past three months for $49,627.58, which may be noticed by investors
• Proposed sale increases immediate share supply by 233 shares (market value $6,421.46) on 09/22/2025

Insights

Financial Analyst

TL;DR: Routine insider sale of vested restricted stock; size is small relative to typical public float, appears compensatory.

The filing documents a proposed sale of 233 shares valued at $6,421.46 arising from restricted stock vesting. Recent activity shows 1,794 shares sold for $49,627.58 over three months. From an equity-analyst perspective, these transactions are consistent with executive compensation monetization rather than a company-level financing or change in operating fundamentals. There is no financial performance data or forward guidance in this filing to assess operational impact. The disclosed amounts are quantitatively modest and do not, by themselves, indicate a material change to share supply or investor valuation.

Compliance / Corporate Governance Expert

TL;DR: Form 144 appears properly completed for a Rule 144 sale of recently vested shares; disclosure meets routine compliance expectations.

This notice identifies the acquisition method (restricted stock vesting), payment as compensation, broker details (Fidelity Brokerage Services), and planned sale date. It also lists prior sales by the same person in the preceding three months with amounts and gross proceeds, aligning with required aggregation disclosure. The signature/representation language regarding material non-public information is present. The filing does not show any inconsistencies or missing mandatory fields based on the content provided.

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	233	6421.46	60360925	09/22/2025	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	09/19/2025	Restricted Stock Vesting	Issuer			233	09/19/2025	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	07/02/2025	125	4524.14
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	08/04/2025	785	22265.82
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	08/21/2025	521	13527.35
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	09/08/2025	269	6929.41
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	09/15/2025	94	2380.86

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 the TWST Form 144 disclose about the proposed sale?

The filing discloses a proposed sale of 233 common shares valued at $6,421.46 to be sold on 09/22/2025 through Fidelity on NASDAQ.

How were the 233 shares acquired according to the filing?

The shares were acquired on 09/19/2025 via restricted stock vesting and the payment was for compensation.

How many shares did the insider sell in the prior three months?

The filing reports five sales totaling 1,794 shares for aggregate gross proceeds of $49,627.58 between 07/02/2025 and 09/15/2025.

Who is the seller named in the Form 144?

The seller named in the filing is Dennis H. Cho, with prior sales listed at a San Francisco address.

Does the filing indicate any undisclosed material information about Twist Bioscience?

By signing, the filer represents they do not know of any material adverse information about the issuer that has not been publicly disclosed.