The top pre-market NASDAQ Stock Market gainers are: Sify Technologies, China Techfaith Wireless Communication Technology, GT Solar International, United Community Banks, Pharmasset, Perfect World, and TiVo. The top pre-market NASDAQ Stock Market losers are: Identive Group, Teva Pharmaceutical Industries, and Research In Motion.

Gainers

Sify Technologies Ltd. (SIFY) stock jumped 16.70 percent to $5.17 in the pre-market trading. The company announced its partnership with Deutsche Telekom International Carrier Sales & Solutions (ICSS), the international wholesale arm of Deutsche Telekom. This partnership will provide customers and partners with top-of-the-line IP and VPN services in India and Europe, by leveraging on each others investments in Submarine, Terrestrial Networks and local network reach as well as regional partnership to reach new growth markets in South Asian, Middle East & Africa markets.

China Techfaith Wireless Communication Technology Ltd. (CNTF) stock advanced 15.18 percent to $6.60 in the pre-market trading. Profit for the first quarter was $13.83 million or $0.26 per American Depository Share (ADS), up from $7.05 million or $0.07 per ADS last year. Revenue grew to $78.68 million from $60.91 million. Looking ahead into the second quarter, the company expects revenue of $82 million to $84 million, with gross margin levels similar to last quarter.

GT Solar International, Inc. (SOLR) stock climbed 14.37 percent to $13.29 in the pre-market trading. Profit for the fourth quarter was $51.9 million or $0.41 per share, up from $33.3 million or $0.23 per share last year. Revenue grew to $271.6 million from $194.7 million. Analysts had expected profit of $0.34 per share on revenue of $223.74 million.

For the full year 2012, GT Solar raised its earnings guidance to range of $1.55 to $1.85 per share from previous forecast of $1.25 to $1.50 per share. The company also increased its revenue outlook to range of $1 billion to $1.1 billion from previous range of $850 million to $1 billion. Street analysts predict profit of $1.45 per share on revenue of $966.41 million.

United Community Banks, Inc. (UCBI) stock grew 10.85 percent to $2.35 in the pre-market trading.

Pharmasset, Inc. (VRUS) stock increased 7.22 percent to $105.53 in the pre-market trading.

Perfect World Co., Ltd. (PWRD) stock gained 5.43 percent to $25.25 in the pre-market trading. Profit for the first quarter was 263.7 million Chinese yuan or 4.99 Chinese yuan per ADS, up from 305.2 million Chinese yuan or 5.75 Chinese yuan per ADS last year. Adjusted profit fell to 289.5 million Chinese yuan or 5.48 Chinese yuan per ADS from 327 million Chinese yuan or 6.16 Chinese yuan per ADS last year. Revenue grew to 721 million Chinese yuan from 625 million Chinese yuan.

On U.S. dollar basis, Perfect World reported earnings of $40.3 million or $0.76 per ADS, and adjusted profit was $44.2 million or $0.84 per ADS for the latest quarter, on revenue of $110.1 million. Analysts had expected profit of $0.55 per ADS on revenue of $99.56 million. Looking forward to the second quarter, the company expects revenue of 685 million Chinese yuan to 721 million Chinese yuan, an increase of 15 percent to 21 percent on a year-over-year basis.

TiVo Inc. (TIVO) stock gained 5.24 percent to $9.85 in the pre-market trading. Brokerage firm Lazard Capital upgraded its rating on shares of TiVo to buy from neutral citing valuation and potential for new settlement deals. In addition, the company is expected to release its first quarter earnings Tuesday after the market close. Street analysts are expecting TiVo to report a loss of $0.31 per share on revenue of $41.98 million, compared to last year's loss of $0.13 per share on revenue of $43.22 million.

Losers

Identive Group, Inc. (INVE) stock fell 10.20 percent to $2.64 in the pre-market trading. The company said it is offering to sell shares of its common stock in an underwritten public offering in the United States. Identive expects to grant the underwriters a 30-day option to purchase up to an additional 15 percent of the offered amount of common stock from Identive at the public offering price, less underwriting discounts and commissions, to cover over-allotments, if any.

The offering is subject to market conditions and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering. Identive said it plans to use the proceeds of the offering to fund continued growth, acquisitions, working capital and general corporate purposes.

Teva Pharmaceutical Industries Ltd. (TEVA) stock moved down 0.57 percent to $48.90 in the pre-market trading.

Research In Motion Ltd. (RIMM) stock moved down 0.11 percent to $43.47 in the pre-market trading.

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