Sirius XM Radio (SIRI) announces that it passed the 50M mark for installations of the company's...

|About: Sirius XM Holdings Inc. (SIRI)|By:, SA News Editor

Sirius XM Radio (SIRI) announces that it passed the 50M mark for installations of the company's satellite radios. Looking for a company with a decent amount of market penetration? This year, Sirius XM Radio's service will be factory installed in close to 70% of all new vehicles sold in the U.S.