ARM Holdings plc [(LSE: ARM); (NASDAQ: ARMH)], the world’s leading semiconductor intellectual property (IP) supplier, announces today that Chief Executive Officer Warren East has decided to retire from the company, effective 1 July 2013, after nearly twelve years as CEO and nineteen outstanding years at the company. Simon Segars, currently President of ARM, will become the company’s new CEO. Warren East joined ARM in 1994 to establish the company’s consulting business and later became VP of business operations. Within three years he was appointed to the Board as Chief Operating Officer. Warren became ARM’s CEO in October 2001 and under his leadership ARM has become the foremost designer of semiconductor IP in the world, providing processor technology for nearly all mobile phones and many other consumer and industrial electronic devices in use today. Simon Segars, 45, joined the Board in January 2005, is President of ARM, and has operational responsibility for the company’s IP divisions. Simon has been with ARM since 1991 and has held several executive roles including EVP Engineering, when he worked on many of the early ARM processors, as well as EVP Worldwide Sales and EVP Business Development. He has international leadership experience having held senior positions for ARM in both the UK and the USA. Warren East said, “It has been a privilege to lead ARM during such a momentous and exciting time for our industry and I am proud of what the ARM team of employees and partners has achieved together while I have been CEO; ARM is a great company with a strong market position and a unique culture. We take a very long-term view about our business, and we believe that now is the right time to bring in new leadership, to execute on the next phase of growth and to plan even further into the future. I have worked with Simon in the senior leadership team for many years and we share a global perspective and belief in the ARM approach to partnership and collaboration; he is an excellent choice to lead ARM.