On the upside
CombiMatrix (Nasdaq: CBMX) reported an impressive 172% fourth quarter growth and 171% full year growth in prenatal testing volumes.
Oracle Investment Research analyst Lawrence Balter expects rare earth metals firms to recover in 2013 and set a $50 price target on Molycorp (NYSE: MCP).
On the downside
Profit taking sank shares of SunPower (Nasdaq: SPWR) whose stock price soared last week on the sale of two solar power projects to MidAmerican Energy. Seeking Alpha suggested shorting Suntech Power Holdings (NYSE: STP).
LDK Solar (NYSE: LDK) regained compliance with listing requirements for the New York Stock Exchange but the stock price slipped.
In the broad market, declining issues outpaced advancers by a margin of 5 to 3 on both the NYSE and on Nasdaq. The broader S&P 500 index lost 8 points to 1457.