Arm Holdings PLC

Corporate Information The Company is a global leader in the semiconductor industry. The Company’s principal operations and activities are the licensing, marketing, research and development of central processing unit ( CPU ) IP, graphics processing unit IP, 55 systems IP, compute subsystems ( CSS ), and associated software, tools and other related services. In March 2026, the Company announced it is expanding its compute platform into production silicon products with the Arm AGI CPU. Arm Holdings plc was incorporated as a private limited company with the legal name Arm Holdings Limited under the laws of England and Wales on April 9, 2018, with the company number 11299879. Arm Holdings Limited re-registered as a public limited company under the laws of England and Wales on September 1, 2023 and changed its name to Arm Holdings plc. Arm Limited was incorporated as a private limited company with the legal name Widelogic Limited under the laws of England and Wales on November 12, 1990 with the company number 02557590. On December 3, 1990, Widelogic Limited changed its company name to Advanced RISC Machines Limited, and, on May 21, 1998, it changed its company name to Arm Limited (at which time it was a wholly owned subsidiary of Arm Holdings plc with the company number 02548782). Our business was initially operated through Arm Holdings plc with the company number 02548782, which was previously an independent publicly traded corporation until its acquisition in September 2016 by SoftBank Group.