Stereotaxis (NASDAQ: STXS ) surged 35.50% to $2.71 at 9:54 am. Stereotaxis shares have dropped 77.78% over the past 52 weeks, while the S&P 500 index has gained 16.38% in the same period. Solazyme (NASDAQ: SZYM ) climbed 14.73% to $9.35. Solazyme announced the successful completion of multiple initial