Patrick John Finn - 21 Aug 2026 Form 4 Insider Report for Twist Bioscience Corp (TWST)

Reporting relationship: President and COO
Issuer ticker: TWST
Reported as of: 21 Aug 2026
Net transaction value: -$562,661
SEC form: 4
Accepted by SEC: 25 Aug 2026, 16:05:22 UTC
Prior SEC filing: 20 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Kendra Fox, as Attorney-in-Fact for Patrick John Finn

Key filing fact

Patrick John Finn filed Form 4 for Twist Bioscience Corp (TWST) on 25 Aug 2026.

Key facts

This page summarizes Patrick John Finn's Form 4 filing for Twist Bioscience Corp (TWST).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 25 Aug 2026, 16:05.

Change

Previous filing in this sequence was filed on 20 Aug 2026.
Current net transaction value: -$562,661.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001755970 Primary reporting owner

Finn Patrick John

Relationship: President and COO
Address: C/O TWIST BIOSCIENCE CORPORATION, 681 GATEWAY BLVD., SOUTH SAN FRANCISCO
Signature: /s/ Kendra Fox, as Attorney-in-Fact for Patrick John Finn
Signature date: 25 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TWST transaction

Common Stock

Sale

Transaction value: $562,661
Shares: -4,046
Change %: -1.9%
Price: $139.07
Shares after: 210,802
Date: 21 Aug 2026
Ownership: Direct
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

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.

Footnote F2

Includes shares that were acquired under the Issuer's Employee Stock Purchase Plan in a transaction that was exempt under both Rule 16b-3(d) and Rule 16b-3(c).