Dennis Cho - 24 Jun 2026 Form 4 Insider Report for Twist Bioscience Corp (TWST)

Reporting relationship: Senior Vice President, Chief Legal Officer & Corporate Secretary
Issuer ticker: TWST
Reported as of: 24 Jun 2026
Net transaction value: -$1,274,899
SEC form: 4
Accepted by SEC: 26 Jun 2026, 16:05:12 UTC
Prior SEC filing: 24 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Judy Yan, as Attorney-in-Fact for Dennis Cho

Key filing fact

Dennis Cho filed Form 4 for Twist Bioscience Corp (TWST) on 26 Jun 2026.

Key facts

This page summarizes Dennis Cho's Form 4 filing for Twist Bioscience Corp (TWST).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 26 Jun 2026, 16:05.

Change

Previous filing in this sequence was filed on 24 Jun 2026.
Current net transaction value: -$1,274,899.

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 0001883451 Primary reporting owner

Cho Dennis

Relationship: Senior Vice President, Chief Legal Officer & Corporate Secretary
Address: C/O TWIST BIOSCIENCE CORPORATION, 681 GATEWAY BLVD, SOUTH SAN FRANCISCO
Signature: /s/ Judy Yan, as Attorney-in-Fact for Dennis Cho
Signature date: 26 Jun 2026

Reported non-derivative transactions

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

TWST transaction

Common Stock

Sale

Transaction value: $1,274,899
Shares: -14,205
Change %: -12%
Price: $89.75
Shares after: 105,141
Date: 24 Jun 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 1 footnote

Footnote F1

The transaction reported on this Form 4 is effected pursuant to a Rule 10b5-1 trading plan previously adopted by the Reporting Person on February 17, 2026.

SEC remarks

Senior Vice President, Chief Legal Officer & Corporate Secretary