Form Type: 4

SEC EDGAR Link
Accession Number:0001214659-21-007318
Date:2021-07-01
Issuer: TWIST BIOSCIENCE CORP (TWST)
Original Submission Date:

Reporting Person:

LEPROUST EMILY M.
C/O TWIST BIOSCIENCE CORPORATION
681 GATEWAY BLVD. SOUTH SAN FRANCISCO, CA 94080

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
COMMON STOCK 2021-07-01 F 630 d $131.48 257,356 direct
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
EMPLOYEE STOCK OPTION (RIGHT TO BUY) 8.82 deemed execution date 0 ( ) 2027-09-28 common stock 0 $8.82 230,794 direct
EMPLOYEE STOCK OPTION (RIGHT TO BUY) 26.66 deemed execution date 0 ( ) 2028-11-18 common stock 0 $26.66 266,539 direct
EMPLOYEE STOCK OPTION (RIGHT TO BUY) 23.33 deemed execution date 0 ( ) 2029-10-23 common stock 0 $23.33 131,290 direct
EMPLOYEE STOCK OPTION (RIGHT TO BUY) 5.95 deemed execution date 0 ( ) 2025-09-28 common stock 0 $5.95 95,699 direct
Footnotes
IDfootnote
f1 represents shares withheld by the issuer to satisfy the reporting person's tax withholding obligation in connection with the vesting of certain restricted stock units ("rsus") previously granted to the reporting person. such withholding is exempt from section 16(b) pursuant to rule 16b-3(e).
f2 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.
f3 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.
f4 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.
f5 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.
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