SIRIUS XM Radio Up 8% On Heavy Volume (SIRI)

SIRIUS XM Radio Inc. SIRI is among the biggest gainers on the NASDAQ today, gaining more than 8% on heavy volume. Being that it's a penny stock, shares of Sirius tend to trade more than other shares, but 96 million shares is a lot even for the satellite radio company. The company announced this morning that it had signed a deal with BMW motorcycles to put its technology onto the bikes.