[Silicon Motion Announces Results for the Period Ended March 31, 2014 First Quarter 2014 Financial Highlights • Net sales increased 1% quarter-over-quarter to US$52.8 million from US$52.5 million in 4Q13 • 1 Gross margin (non-GAAP • Operating expenses (non-GAAP) increased to US$16.9 million from US$13.8 million in 4Q13 • Operating margin (non-GAAP) decreased to 16.7% from 22.5% in 4Q13 •] [Press Release issued by the Company on April 28, 2014. 2 ILICON OTION ECHNOLOGY ORPORATION S]

[Silicon Motion Announces Quarterly Dividend Taipei, Taiwan, April 22, 2014 – Silicon Motion Technology Corporation (NasdaqGS: SIMO) (“Silicon Motion” or the “Company”), a global leader in designing and marketing 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] [Press Release issued by the Company on April 22, 2014. 2 ILICON OTION ECHNOLOGY ORPORATION S]

[Silicon Motion Announces Preliminary First Quarter 2014 Revenue and Earnings Conference Call Details Taipei, Taiwan, April 7, 2014 – Silicon Motion Technology Corporation (NasdaqGS: SIMO) (“Silicon Motion” or the “Company”), a global leader in designing and marketing NAND flash controllers for solid state storage devices and specialty RF IC solutions for mobile devices, announces that based upon its preliminary financial] [Press Release issued by the Company on April 7, 2014. 2 ILICON OTION ECHNOLOGY ORPORATION S]

[Silicon Motion Announces Quarterly Dividend Taipei, Taiwan, January 28, 2014 – Silicon Motion Technology Corporation (NasdaqGS: SIMO) (“Silicon Motion” or the “Company”), a global leader in designing and marketing NAND flash controllers for solid state storage devices and specialty RF IC solutions for mobile devices, announces today its quarterly cash dividend. The Board of Directors of the Company has declared] [Press Release issued by the Company on January 27, 2014. 2]