Friday's gainers and losers

Here are the day’s biggest percentage gainers and losers, along with top volume leaders, among companies with a market cap between $100 million and $750 million:


• Raining Data Corp. (Nasdaq:RDTA), up 40% to $9.48 on news it plans on launching a new Internet browser-based application.
• Overstock.com Inc. (Nasdaq:OSTK), up 32% to $18.47 on news of a narrower first-quarter loss.
• DexCom Inc. (Nasdaq:DXCM), up 21% to $7.05.


• Chemotherapy Inc. (Nasdaq:TOMO), down 32% to $9.10 on news it reduced its earnings and sales outlook for the full year.
• Pharmaxis Ltd. (Nasdaq:PXSL), down 25% to $23.00.
• GFI Group Inc. (Nasdaq:GFIG), down 24% to $11.93.


• GFI Group Inc. (Nasdaq:GFIG) 19,025,400 shares traded.
• Chemotherapy Inc. (Nasdaq:TOMO) 7,829,600 shares traded.
• SiRF Technology Holdings, Inc. (Nasdaq:SIRF) 6,421,700 shares traded.

The day saw 15 small-cap stocks set 52-week lows, while 24 small caps established a 52-week high.

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