[Silicon Motion Announces Results for the Period Ended June 30, 2015 Second Quarter 2015 Financial Highlights • Net sales increased 8% quarter-over-quarter to US$87.2 million from US$80.6 million in 1Q15 • 1 Gross margin (non-GAAP • Operating expenses (non-GAAP) increased to US$22.9 million from US$22.5 million in 1Q15 • Operating margin (non-GAAP) increased to 24.8% from 24.1% in 1Q15 •] [Press Release issued by the Company on July 27, 2015. ILICON OTION ECHNOLOGY ORPORATION S]

[Silicon Motion Announces Quarterly Dividend Taipei, Taiwan, July 27, 2015 – Silicon Motion Technology Corporation (NasdaqGS: SIMO) (“Silicon Motion” or the “Company”), a global leader in NAND flash controllers for solid state storage devices and specialty RF IC solutions for mobile devices, announces today its quarterly cash dividend. 1 The Board of Directors of the Company has declared the payment] [Press Release issued by the Company on July 27, 2015. ILICON OTION ECHNOLOGY ORPORATION S]