ARM HOLDINGS PLC UK

Item 16B. Code of Ethics

We maintain a Code of Conduct applicable to our and our subsidiaries’ employees, independent contractors, senior management and directors, including our principal executive officer, principal financial officer, principal accounting officer or controller, or persons performing similar functions. Our Board of Directors monitors compliance with our Code of Conduct, including reviewing the adequacy and effectiveness of our procedures to ensure proper compliance. Our Code of Conduct is intended to meet the definition of “code of ethics” under Item 16B of Form 20-F under the Exchange Act. We will disclose on our website any amendment to, or waiver from, a provision of our Code of Conduct that applies to our Board of Directors or Senior Management to the extent required under the rules of the SEC or Nasdaq. A current copy of the Code of Conduct is posted on the Investor Relations section of our website at https://www.arm.com/company/code-of-conduct. The information contained on our website is not incorporated by reference in this Annual Report.