[Silicon Motion Announces Results for the Period Ended June 30, 2011 Second Quarter 2011 Financial Highlights • Net sales increased 16% quarter-over-quarter to US$50.5 million from US$43.4 million in 1Q11 • Gross margin excluding stock-based compensation increased to 46.9% from 46.2% in 1Q11 • Operating expenses excluding stock-based compensation, acquisition-related charges, and other items decreased to US$13.1 million from US$13.4] [Press Release issued by the Company on July 28, 2011.]