Twist Bioscience (TWST) SVP/CLO Dennis Cho Sells Shares

What Happened

• Dennis Cho, Senior Vice President, Chief Legal Officer & Corporate Secretary of Twist Bioscience (TWST), sold 1,598 shares in an open-market/issuer-mandated transaction on 2026-08-21. The shares were disposed at $139.07 each for a total of $222,227.
• This sale was a sell-to-cover to satisfy tax withholding on vested restricted stock units, not an independent, discretionary sale.

Key Details

• Transaction date and price: 2026-08-21 at $139.07 per share (total $222,227).
• Transaction code: S (Sale); footnote F1 indicates the sale was to cover tax withholding on RSU vesting.
• Shares owned after the transaction: not specified in this Form 4 filing.
• Filing timeliness: Report filed 2026-08-25 (timely under Form 4 rules for an 8/21 transaction).

Context

• Sell-to-cover transactions are routine administrative sales to satisfy tax obligations tied to equity awards and generally do not signal an insider's view on the company's outlook.
• For retail investors, outright purchases or large discretionary sales typically carry more signaling value than mandated tax-withholding dispositions.