China Medical Technologies Inc. (NasdaqGS: CMED) saw its price improve 18.52 percent Wednesday to $13.95. Today’s volume was 1,775,545 shares, which trumps its daily average of 235,312. The Beijing-based CMED reported revenues of RMB201.8 million (US$30.2 million) for 2Q FY2010, representing a 21.5% increase from the corresponding period of FY2009. Net loss was RMB2.9 million (US$0.4 million) for 2Q FY2010, representing a 94.1% decrease from the corresponding period of FY2009.

Regions Financial Corp. (NYSE: RF) had an active Wednesday, trading in 49,964,333 shares, nearly triple its three-month daily average. RF shares sank 8.11 percent in price to $5.44. RF serves customers in 16 states across the South, Midwest and Texas, and through its subsidiary, Regions Bank, operates approximately 1,800 banking offices and 2,200 ATMs.

CombiMatrix Corporation (NasdaqGM: CBMX) fell in price Wednesday afternoon by 15.65 percent to $2.21. Volume was a scant 27,295 shares, still more than double its three-month daily average. The Irvine, Calif.-based molecular diagnostics company reported last week that revenues for the third quarter of 2010 increased 68 percent to $1.0 million from $603,000 in Q3 2009.