Mid-day Movers (RSH, VRNG, GNTX, REE, CDTI)

Among the major movers at around noon today are RadioShack Corp. (NYSE: RSH), Vringo Inc. (NASDAQ: VRNG), Gentex Corp. (NASDAQ: GNTX), Rare Element Resources Ltd. (AMEX: REE), and Clean Diesel Technologies Inc. (NASDAQ: CDTI).

Shares of RadioShack are down nearly -29% in early trading this morning on a weak pre-announcement of quarterly results. Nearly 31 million shares have been traded so far today, compared with a 3-month daily average of about 2 million shares traded. We have more coverage here.

A big winner this morning has been Vringo, also up about 29% on essentially no news. More than 2 million shares have traded this morning, compared with a 3-month daily average of around 65,000. Our take on the run-up is here.

Gentex is down more than -11% following a quarterly earnings report that missed estimates due to falling margins. Nearly 3 million shares have traded this morning, compared with a 3-month daily average of about 753,000.

Rare Earth Resources is up nearly 15% on essentially no news other than a ruling from the WTO that China’s restriction on rare earth minerals’ exports violates global trade rules. More than 5 million shares have traded by mid-day, compared with a daily average of about 1.4million.

Clean Diesel shares are up more than 14% on essentially no news. More than 600,000 shares have already traded this morning, compared with a 3-month daily average of about 140,000 shares.

Paul Ausick