STOCK TITAN

[Form 4] Twist Bioscience Corporation Insider Trading Activity

Filing Impact
(Low)
Filing Sentiment
(Neutral)
Form Type
4
Rhea-AI Filing Summary

Robert F. Werner, Chief Accounting Officer of Twist Bioscience Corp (TWST), reported a non-discretionary sale of shares on 08/21/2025 to satisfy tax withholding on vesting restricted stock units. The Form 4 shows a sale of 238 shares at a price of $25.964 per share, leaving the reporting person with 49,542 shares beneficially owned after the transaction. The filing clarifies this was a mandatory "sell to cover" required by the issuer's equity incentive plan and not an independent trading decision by the reporting person.

Robert F. Werner, Chief Accounting Officer di Twist Bioscience Corp (TWST), ha riportato una vendita non discrezionale di azioni il 21/08/2025 per coprire le ritenute fiscali sulle restricted stock unit in scadenza. Il Modulo 4 indica la vendita di 238 azioni al prezzo di $25,964 per azione, lasciando alla persona che ha presentato la comunicazione 49.542 azioni di proprietà effettiva dopo la transazione. Il deposito chiarisce che si è trattato di una vendita obbligatoria "sell to cover" prevista dal piano di incentivazione azionaria dell'emittente e non di una decisione di trading autonoma della persona segnalante.

Robert F. Werner, Director de Contabilidad de Twist Bioscience Corp (TWST), informó una venta no discrecional de acciones el 21/08/2025 para cubrir las retenciones fiscales sobre unidades de acciones restringidas que estaban por consolidarse. El Formulario 4 muestra la venta de 238 acciones a un precio de $25.964 por acción, dejando a la persona informante con 49.542 acciones de propiedad beneficiaria tras la operación. La presentación aclara que fue una "sell to cover" obligatoria exigida por el plan de incentivos de capital de la emisora y no una decisión de negociación independiente del informante.

트위스트 바이오사이언스(TWST)의 최고회계책임자 Robert F. Werner는 2025년 8월 21일 비재량적 주식 매각을 보고했으며, 이는 베스팅되는 제한주식(RSU)에 대한 세금 원천징수를 충당하기 위한 것이었습니다. Form 4에는 주당 $25.964에 238주를 매각한 것으로 기재되어 있으며, 거래 후 보고자는 49,542주의 실질 보유주식을 보유하고 있습니다. 제출서류는 이 매각이 발행회사의 주식 인센티브 계획에 의해 요구된 의무적인 "sell to cover"였으며 보고자의 독자적인 거래 결정이 아님을 분명히 하고 있습니다.

Robert F. Werner, directeur comptable de Twist Bioscience Corp (TWST), a déclaré une cession non discrétionnaire d'actions le 21/08/2025 afin de couvrir les retenues fiscales liées à des restricted stock units arrivant à échéance. Le formulaire 4 indique la vente de 238 actions au prix de 25,964 $ par action, laissant la personne déclarante avec 49 542 actions détenues bénéficiairement après la transaction. le dépôt précise qu'il s'agissait d'une opération obligatoire de type « sell to cover » imposée par le plan d'incitation en actions de l'émetteur et non d'une décision de trading indépendante du déclarant.

Robert F. Werner, Chief Accounting Officer von Twist Bioscience Corp (TWST), meldete am 21.08.2025 einen nicht discretionary Verkauf von Aktien, um Steuerabzüge auf vestende Restricted Stock Units zu begleichen. Das Formular 4 weist den Verkauf von 238 Aktien zu einem Preis von $25,964 pro Aktie aus, wodurch die meldende Person nach der Transaktion 49.542 Aktien wirtschaftlich besitzt. Die Einreichung stellt klar, dass es sich um ein verpflichtendes "sell to cover" handelte, das durch den Aktienvergütungsplan des Emittenten vorgeschrieben ist, und nicht um eine eigenständige Handelsentscheidung der meldenden Person.

Positive
  • Transaction disclosed promptly on Form 4, demonstrating compliance with Section 16 reporting requirements
  • Sale was non-discretionary (a mandatory "sell to cover" for tax withholding), reducing likelihood it signals a change in the officer's view
Negative
  • Beneficial ownership decreased by 238 shares following the sale
  • Filing provides limited context beyond the sell-to-cover explanation (no market commentary or broader compensation detail)

Insights

TL;DR: A routine sell-to-cover transaction by an officer; non-discretionary and limited in size.

The Form 4 documents a sale of 238 shares at $25.964 to satisfy tax withholding on vested RSUs. This type of transaction is common when companies require withholding at vesting and does not indicate a voluntary disposition for cash or a change in investment view. The remaining reported beneficial ownership of 49,542 shares provides context on the officer's continued stake. No derivative transactions or additional material events are reported.

TL;DR: Filing shows compliance with equity-plan withholding rules; no governance red flags evident.

The submission, signed by an attorney-in-fact, notes the sale was mandated by the issuer's election under its equity incentive plans. That clarity supports transparency and adherence to plan terms. There are no indications of rule 10b5-1 trading plans or other arrangements disclosed. The disclosure is narrowly focused and fulfills Section 16 reporting requirements.

Robert F. Werner, Chief Accounting Officer di Twist Bioscience Corp (TWST), ha riportato una vendita non discrezionale di azioni il 21/08/2025 per coprire le ritenute fiscali sulle restricted stock unit in scadenza. Il Modulo 4 indica la vendita di 238 azioni al prezzo di $25,964 per azione, lasciando alla persona che ha presentato la comunicazione 49.542 azioni di proprietà effettiva dopo la transazione. Il deposito chiarisce che si è trattato di una vendita obbligatoria "sell to cover" prevista dal piano di incentivazione azionaria dell'emittente e non di una decisione di trading autonoma della persona segnalante.

Robert F. Werner, Director de Contabilidad de Twist Bioscience Corp (TWST), informó una venta no discrecional de acciones el 21/08/2025 para cubrir las retenciones fiscales sobre unidades de acciones restringidas que estaban por consolidarse. El Formulario 4 muestra la venta de 238 acciones a un precio de $25.964 por acción, dejando a la persona informante con 49.542 acciones de propiedad beneficiaria tras la operación. La presentación aclara que fue una "sell to cover" obligatoria exigida por el plan de incentivos de capital de la emisora y no una decisión de negociación independiente del informante.

트위스트 바이오사이언스(TWST)의 최고회계책임자 Robert F. Werner는 2025년 8월 21일 비재량적 주식 매각을 보고했으며, 이는 베스팅되는 제한주식(RSU)에 대한 세금 원천징수를 충당하기 위한 것이었습니다. Form 4에는 주당 $25.964에 238주를 매각한 것으로 기재되어 있으며, 거래 후 보고자는 49,542주의 실질 보유주식을 보유하고 있습니다. 제출서류는 이 매각이 발행회사의 주식 인센티브 계획에 의해 요구된 의무적인 "sell to cover"였으며 보고자의 독자적인 거래 결정이 아님을 분명히 하고 있습니다.

Robert F. Werner, directeur comptable de Twist Bioscience Corp (TWST), a déclaré une cession non discrétionnaire d'actions le 21/08/2025 afin de couvrir les retenues fiscales liées à des restricted stock units arrivant à échéance. Le formulaire 4 indique la vente de 238 actions au prix de 25,964 $ par action, laissant la personne déclarante avec 49 542 actions détenues bénéficiairement après la transaction. le dépôt précise qu'il s'agissait d'une opération obligatoire de type « sell to cover » imposée par le plan d'incitation en actions de l'émetteur et non d'une décision de trading indépendante du déclarant.

Robert F. Werner, Chief Accounting Officer von Twist Bioscience Corp (TWST), meldete am 21.08.2025 einen nicht discretionary Verkauf von Aktien, um Steuerabzüge auf vestende Restricted Stock Units zu begleichen. Das Formular 4 weist den Verkauf von 238 Aktien zu einem Preis von $25,964 pro Aktie aus, wodurch die meldende Person nach der Transaktion 49.542 Aktien wirtschaftlich besitzt. Die Einreichung stellt klar, dass es sich um ein verpflichtendes "sell to cover" handelte, das durch den Aktienvergütungsplan des Emittenten vorgeschrieben ist, und nicht um eine eigenständige Handelsentscheidung der meldenden Person.

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).
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*
WERNER ROBERT F.

(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)
Chief Accounting Officer
3. Date of Earliest Transaction (Month/Day/Year)
08/21/2025
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 08/21/2025 S 238(1) D $25.964 49,542 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. Represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Restricted Stock Units. These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.
Remarks:
/s/ Kendra Fox, as Attorney-in-Fact for Robert F. Werner 08/25/2025
** 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 did Robert F. Werner report on Form 4 for TWST?

The Form 4 reports a sale of 238 shares on 08/21/2025 at a price of $25.964 per share to satisfy tax withholding on vested restricted stock units.

Was the sale by the Twist Bioscience officer discretionary?

No. The filing states the sale was a mandatory "sell to cover" required by the issuer's equity incentive plan to satisfy tax withholding obligations.

How many TWST shares does the reporting person own after the transaction?

After the reported sale, the reporting person beneficially owns 49,542 shares.

Does the Form 4 indicate any derivative transactions or 10b5-1 plan?

No. The filing shows only a non-derivative sale to cover taxes and does not disclose any derivative trades or a 10b5-1 trading plan.

Who signed the Form 4 filing for Robert F. Werner?

The Form 4 is signed by /s/ Kendra Fox, as Attorney-in-Fact for Robert F. Werner with a signature date of 08/25/2025.
Twist Bioscience

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1.65B
59.18M
1.88%
116.74%
17.29%
Diagnostics & Research
Biological Products, (no Disgnostic Substances)
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United States
SOUTH SAN FRANCISCO