Emily M. Leproust - Nov 6, 2024 Form 4/A - Amendment Insider Report for Twist Bioscience Corp (TWST)

Role
Chief Executive Officer, Director
Signature
/s/ Dennis Cho, as Attorney-in-Fact for Emily M. Leproust
Stock symbol
TWST
Transactions as of
Nov 6, 2024
Transactions value $
-$639,368
Form type
4/A - Amendment
Date filed
11/15/2024, 04:05 PM
Date Of Original Report
Nov 8, 2024
Previous filing
Nov 6, 2024
Next filing
Nov 13, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TWST Common Stock Sale -$639K -14.3K -2.37% $44.61 590K Nov 6, 2024 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding TWST Employee Stock Option (right to buy) 0 Nov 6, 2024 Common Stock 0 $5.95 Direct F2
holding TWST Employee Stock Option (right to buy) 151K Nov 6, 2024 Common Stock 0 $8.82 Direct F3
holding TWST Employee Stock Option (right to buy) 267K Nov 6, 2024 Common Stock 0 $26.66 Direct F4
holding TWST Employee Stock Option (right to buy) 131K Nov 6, 2024 Common Stock 0 $23.33 Direct F5
holding TWST Employee Stock Option (right to buy) 65K Nov 6, 2024 Common Stock 65K $67.85 Direct F6
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Represents the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of Performance Stock Units ("PSUs"). These sales are mandated by the Issuer's election under its equity incentive plans to require the satisfaction of a tax withholding obligation to be funded by a "sell to cover" transaction and do not represent discretionary trades by the Reporting Person.
F2 The option is immediately exercisable. 25% of the shares subject to the option vested on September 1, 2016 and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F3 The option is immediately exercisable. 10% of the shares subject to the option vested on September 28, 2017, 15% of the shares subject to the option vested on September 28, 2018, and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F4 20% of the shares subject to the option vested and became exercisable on October 31, 2019 and 1/60th of the shares subject to the option vest and become exercisable on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F5 25% of the shares subject to the option vested on October 24, 2020, and 1/48th of the shares subject to the option vest on each monthly anniversary thereafter, subject to the Reporting Person's continuous service through each vesting date.
F6 Represents performance stock options granted to the reporting person on September 1, 2020, that vested and became exercisable on December 19, 2022 as a result of the reporting person having met the applicable performance criteria.

Remarks:

The transactions and holdings reported on this amended filing were previously reported on the Form 4 filed by the reporting person on November 8, 2024 and have been included in this amendment for reference only. This amended filing is being made solely to amend footnote 1.