(EMAILWIRE.COM, November 12, 2009 ) Dallas, TX - Sigma Designs, Inc. (NASDAQ:SIGM) declined 9.72% to $11.14 after Collins Stewart gave the Semiconductor - Specialized industry some bad news as it announced that the company was downgraded from Hold to Sell. Sigma Designs, Inc. is a fabless provider of integrated system-on-chip, solutions that are used to deliver multimedia entertainment throughout the home. The Company offers four distinct technologies that the Company market as separate product lines: media processors, VXP video image processing, Ultra-wideband devices and Z-wave devices.

JA Solar Holdings Co., Ltd. (ADR) (NASDAQ:JASO) decreased 6.75% to $3.87 after RBC Capital Markets gave the Semiconductor - Specialized industry some bad news as it announced that the company was downgraded from Outperform to Sector Perform. JA Solar Holdings Co., Ltd. is engaged in the development, production and marketing of photovoltaic solar cells, which convert sunlight into electricity, in the People's Republic of China.

China Digital TV Holding Co., Ltd. (NYSE:STV) plunged 13.48% to $6.10 after the company yesterday announced that for the fourth quarter of 2009, it expects net revenues to be in the range of USD12.5 to USD13.6 million. According to Reuters Estimates, analysts on an average were expecting the Company to report revenue of USD14.3 million for the same period. The stock hit an intraday high and an intraday low of $6.43 and $6.05 respectively.

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