Twist Bioscience Corp

We have adopted the Twist Bioscience Corporation Code of Business Conduct and Ethics, or Code of Ethics, with which every person, including executive officers, who works for Twist and every member of our Board is expected to comply. We require each of our employees and Board members to review and confirm compliance with our Code of Ethics annually. The full text of our Code of Ethics is posted on the investor relations section of our website at www.twistbioscience.com. If any substantive amendments are made to the Code of Ethics or any waiver is granted, we intend to satisfy the disclosure requirement under Item 5.05 of Form 8-K regarding such amendment to, or waiver from, a provision of this Code of Ethics by posting such information on our website, at the address and location specified above, or as otherwise required by the Nasdaq Select Global Market.

Other Key Governance Policies

In addition to the Code of Ethics, we have also adopted our Anti-Corruption Policy, our Anti-Money Laundering Policy, our Modern Slavery Act Statement, our Supplier Code of Conduct, and our Board Diversity Policy. We require each of our employees to review and certify compliance with our Anti-Corruption Policy and Anti-Money Laundering Policy annually.