Twist Bioscience Officer Files Form 144 to Sell $385K in Common Stock

Executive Summary

On October 9, 2026, Adam Laponis, an Officer at Twist Bioscience Corp ($TWST), filed a Form 144 detailing the proposed sale of 2,462 shares of Common Stock with an estimated aggregate market value of $384,822.66.

Transaction Overview

• Filer: Adam Laponis
• Position: Officer
• Shares to be Sold: 2,462
• Aggregate Market Value: $384,822.66
• Implied Price per Share: ~$156.30
• Broker: Fidelity Brokerage Services LLC
• Acquisition Origin: 2,462 shares acquired on October 8, 2026, via restricted stock vesting as compensation.
• Notes: Remarks state the sale includes shares required to satisfy tax obligations resulting from equity award vesting.

Past 3 Months Activity

Prior to this notice, the filer reported the following sales over the preceding 3 months:

• July 9, 2026: 2,399 shares for $226,306.06
• August 21, 2026: 1,965 shares for $273,265.47
• October 2, 2026: 8,057 shares for $1,521,836.78

Significance

The trading significance is evaluated as Low. The proposed sale represents a small fraction of shares outstanding (62,707,424 total units outstanding) and is tied directly to the settlement of vested restricted stock units and tax withholding obligations.