Form 144: Affiliate Plans Resale After Vesting

Company reports a Form 144 notice for proposed sales of Common Stock by an affiliate.

Rhea-AI Filing Summary

Company reports a Form 144 notice for proposed sales of Common Stock by an affiliate. The filing lists restricted stock vesting on 06/05/2026 and multiple dispositions by Dennis H. Cho during March–May 2026, including sales on 05/29/2026 of 14,205 shares at a reported aggregate value of $990,798.75.

The document records earlier sales of 354, 1,962, and 1,642 shares on 03/20/2026, 05/04/2026, and 05/21/2026 respectively, with aggregate values shown in the filing. The securities disposition is identified as compensation-related vesting and affiliate resale activity.

Insights

Corporate Governance Analyst

Form 144 records affiliate sales tied to restricted stock vesting and several reported dispositions by Dennis H. Cho.

The filing lists a restricted stock vesting event dated 06/05/2026 and multiple reported sales by Dennis H. Cho in March–May 2026, including a 14,205-share sale on 05/29/2026. These entries are routine resale disclosures for affiliates.

Regulatory treatment is procedural: a Form 144 notifies the market of intended sales under Rule 144. Cash‑flow treatment and whether sales were brokered or private are not specified in the excerpt; subsequent filings or trade records would show execution details.

Key Figures

Largest reported sale: 14,205 shares Aggregate value (05/29/2026): $990,798.75 Other reported sales: 354; 1,962; 1,642 shares +1 more

4 metrics

Largest reported sale 14,205 shares sale on 05/29/2026

Aggregate value (05/29/2026) $990,798.75 value reported for 14,205‑share sale

Other reported sales 354; 1,962; 1,642 shares sales on 03/20/2026, 05/04/2026, 05/21/2026

Restricted stock vesting 402 shares vesting event dated 06/05/2026

Key Terms

Form 144, Restricted Stock Vesting, Affiliate resale

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting financial

"Common | 06/05/2026 | Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Affiliate resale regulatory

"Securities To Be Sold ... Issuer | Compensation"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does TWST's Form 144 filing disclose?

It discloses proposed resale of Common Stock by an affiliate, including a restricted stock vesting on 06/05/2026. The filing lists multiple dispositions by Dennis H. Cho during March–May 2026 with per‑sale share counts and aggregate values.

How many shares did Dennis H. Cho report selling in the filing?

The filing lists sales of 354, 1,962, 1,642, and 14,205 shares on specific dates in 2026. Each sale includes an aggregate dollar value beside the share count as reported in the excerpt.

Is the 06/05/2026 entry in TWST's filing an issuance or a sale?

The 06/05/2026 line is labeled Restricted Stock Vesting, indicating shares were issued/vested to an affiliate as compensation on that date. The filing separately lists resale dispositions by the affiliate in March–May 2026.

Does the Form 144 state who received proceeds from the sales?

The excerpt does not state proceeds recipients explicitly. The entries show aggregate values per sale, but the filing text provided does not specify cash‑flow treatment or whether proceeds went to the issuer or selling holder.

Are the listed transactions complete for the past three months?

The filing includes a "Securities Sold During The Past 3 Months" section listing four dispositions by Dennis H. Cho with dates and amounts. The excerpt provides those specific transactions as recorded in the form.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/08/2026 - 04:49 PM Learn about SEC filing dates

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	0001883451
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Twist Bioscience Corp
SEC File Number	001-38720
Address of Issuer	681 GATEWAY BLVD. SOUTH SAN FRANCISCO CALIFORNIA 94080
Phone	800-719-0671
Name of Person for Whose Account the Securities are To Be Sold	Cho Dennis
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	Officer

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	402	28077.37	62271314	06/08/2026	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	06/05/2026	Restricted Stock Vesting	Issuer			402	06/05/2026	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	03/20/2026	354	15500.39
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	05/04/2026	1962	112125.95
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	05/21/2026	1642	87447.34
Dennis H. Cho 681 Gateway Blvd South San Francisco CA 94080	Common	05/29/2026	14205	990798.75

144: Remarks and Signature

Remarks	Sale includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution.
Date of Notice	06/08/2026
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	/s/ Gerardo Ibarra-Munoz, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Dennis H. Cho
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)