Twist Bioscience (TWST) President & COO Finn P. John Sells 4,046 Shares

What Happened
Finn Patrick John, President and Chief Operating Officer of Twist Bioscience (TWST), reported the sale of 4,046 shares on 2026-08-21 at $139.07 per share, for a total value of $562,661. The Form 4 indicates these shares were disposed to satisfy tax withholding obligations tied to vested Restricted Stock Units—not a discretionary open-market trade.

Key Details

• Transaction date: 2026-08-21; filing date: 2026-08-25.
• Sale: 4,046 shares at $139.07 each = $562,661 total. (Code S = sale)
• Shares owned after the transaction: Not specified in the provided filing details.
• Footnote F1: Sale was a mandated "sell to cover" to satisfy tax withholding on vesting RSUs (not a discretionary sale).
• Footnote F2: Notes inclusion of shares acquired under the Employee Stock Purchase Plan; that acquisition was exempt under Rules 16b-3(d) and 16b-3(c).
• No indication in the supplied summary that this was part of a 10b5-1 plan or that the filing was late (see the official Form 4 for timing/status details).

Context
"Sell to cover" transactions are routine administrative sales to pay taxes when restricted stock units vest; they do not necessarily signal management views on company prospects. For retail investors, discretionary purchases tend to be more informative than mandatory withholding sales. Check the full Form 4 for any additional holdings, prior grants, or trading plans that might provide further context.