TWST insider filing: 140-share Rule 144 notice, prior sales disclosed

Rhea-AI Filing Summary

Twist Bioscience insider filings show a proposed sale under Rule 144 and multiple recent disposals of common stock. The notice reports an intended sale of 140 shares through Fidelity Brokerage Services with an approximate sale date of 10/02/2025 and an aggregate market value of $4,082.53. The shares were acquired on 10/01/2025 by restricted stock vesting and were paid as compensation. The filer also disclosed five prior sales by Paula Green between 07/02/2025 and 09/22/2025, totaling 3,203 shares and gross proceeds of $86,716.21. The filing records 60,360,925 shares outstanding for the issuer and includes the required attestation that no undisclosed material adverse information is known to the seller.

Positive

• Form 144 filed, indicating compliance with Rule 144 disclosure requirements
• Filing includes seller's attestation of no undisclosed material adverse information

Negative

• Insider disclosed a proposed sale of 140 shares scheduled for 10/02/2025
• Five prior insider sales totaling 3,203 shares occurred between 07/02/2025 and 09/22/2025

Insights

Insider Transactions Analyst

Insider plans a small Rule 144 sale; recent sales show ongoing dispositions.

The filing shows a proposed sale of 140 shares on 10/02/2025 following a restricted stock vesting on 10/01/2025, with payment characterized as compensation. The notice also lists five prior sales by Paula Green from 07/02/2025 to 09/22/2025 totaling 3,203 shares and $86,716.21 gross proceeds.

This is a standard Rule 144 disclosure documenting insider liquidity events and compliance with resale rules. The filing includes the required representation that the seller is not aware of undisclosed material adverse information.

Monitor the approximate sale date of 10/02/2025 for execution details if tracking insider activity.

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	140	4082.53	60360925	10/02/2025	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	10/01/2025	Restricted Stock Vesting	Issuer			140	10/01/2025	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
Paula Green 681 Gateway Blvd South San Francisco CA 94080	Common	07/02/2025	142	5139.42
Paula Green 681 Gateway Blvd South San Francisco CA 94080	Common	08/04/2025	1255	35596.95
Paula Green 681 Gateway Blvd South San Francisco CA 94080	Common	08/21/2025	619	16071.84
Paula Green 681 Gateway Blvd South San Francisco CA 94080	Common	09/08/2025	892	22977.83
Paula Green 681 Gateway Blvd South San Francisco CA 94080	Common	09/22/2025	295	8130.17

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 Form 144 for Twist Bioscience (TWST) report?

The form reports a proposed sale of 140 common shares under Rule 144, an approximate sale date of 10/02/2025, and prior insider sales totaling 3,203 shares.

Who is the selling party disclosed in the filing?

The recent sales are listed for Paula Green, and the current notice indicates the securities were acquired by the filer from the issuer via restricted stock vesting.

How were the 140 shares acquired and paid for?

The shares were acquired on 10/01/2025 through restricted stock vesting and the payment is recorded as compensation on 10/01/2025.

What aggregate proceeds did the prior insider sales generate?

The five prior sales by Paula Green generated gross proceeds of $86,716.21.

How many shares outstanding does the filing report for the issuer?

The filing reports 60,360,925 shares outstanding.