SEC Form 4 · accession 0001214659-26-007525
Twist Bioscience Corp · TWST
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Paula Green
Officer — SVP of Human Resources
Period of report
Jun 15, 2026
Accepted (ET)
Jun 17, 2026 · 4:05 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001581280
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 15, 2026 | M | 26,137 | $23.33 | A | 146,842 | D | |
| Common Stock | Jun 15, 2026 | S | 24,109 | $81.6233 | D | 122,733 | D | |
| Common Stock | Jun 15, 2026 | S | 2,028 | $82.1655 | D | 120,705 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Employee Stock Option (right to buy)F3 | $23.33 | Jun 15, 2026 | M | 26,137 | D | — | Oct 23, 2029 | Common Stock | 26,137 | 0 | D |
Explanation of responses
- F1Represents the weighted average sales price per share. The shares sold at prices ranging from $81.06 to $81.995 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.
- F2Represents the weighted average sales price per share. The shares sold at prices ranging from $82.10 to $82.18 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.
- F325% 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.