Dennis Cho, an officer of Twist Bioscience Corp, filed a Form 144 notice on November 3, 2026, proposing the sale of 949 shares of common stock on NASDAQ with an aggregate market value of $128,496.21.

Key Highlights

  • Proposed sale: 949 shares of Twist Bioscience common stock with an aggregate market value of $128,496.21, with an approximate sale date of 11/03/2026.
  • Source of shares: The 949 shares were acquired on 11/02/2026 via restricted stock vesting from the issuer, with payment classified as compensation.
  • Tax-related purpose: According to the filing, the sale "includes an amount necessary to cover a tax obligation resulting from the settlement of a vested equity award distribution."
  • Shares outstanding: The filing lists 62,707,424 shares of common stock outstanding at the time of notice.
  • Prior three-month sales: Dennis H. Cho sold a combined 41,352 shares in seven transactions between 08/03/2026 and 10/02/2026, generating gross proceeds totaling $5,620,771.82.
  • Broker: The proposed sale is to be executed through Fidelity Brokerage Services LLC, 900 Salem Street, Smithfield, RI 02917.

Dennis Cho's Proposed Rule 144 Sale at Twist Bioscience

Twist Bioscience Corp (NASDAQ:TWST), headquartered at 681 Gateway Blvd., South San Francisco, California 94080, is the issuer named in this Form 144 filing. The notice was submitted on 11/03/2026 by Dennis Cho, identified in the filing as an officer of the company. The 949 shares proposed for sale were acquired the day before, on 11/02/2026, through restricted stock vesting directly from the issuer, with the nature of payment listed as compensation.

The filing states that the sale is intended, at least in part, to cover taxes arising from the vesting event. The aggregate market value of the proposed sale is listed as $128,496.21, based on 949 shares. The notice designates Fidelity Brokerage Services LLC as the executing broker, with the approximate sale date given as 11/03/2026 on NASDAQ.

The filing also discloses seven prior sales of Twist Bioscience common stock by Dennis H. Cho during the three months preceding this notice. Those transactions ranged from 348 shares sold on 09/21/2026 for $57,591.01 to 14,205 shares sold on 08/05/2026 for $1,558,998.75 and 14,205 shares sold on 08/19/2026 for $1,843,098.75. The total gross proceeds across all seven prior transactions, as listed in the filing, were $5,620,771.82. The signatory on the form is Louis Kurnick, identified as a duly authorized representative of Fidelity Brokerage Services LLC, acting as attorney-in-fact for Dennis H. Cho.

What Was Disclosed

A Form 144 notice was filed on 11/03/2026 by Twist Bioscience officer Dennis Cho, proposing the sale of 949 shares of common stock valued at $128,496.21, acquired the prior day via restricted stock vesting, with the stated purpose of covering a tax obligation.