- Satellite CD Radio, Inc. was incorporated in the State of Delaware on May 17, 1990.
- On December 7, 1992, Satellite CD Radio, Inc. changed its name to CD Radio Inc., and Satellite CD Radio, Inc. was formed as a wholly owned subsidiary.
- On November 18, 1999, CD Radio Inc. changed its name to Sirius Satellite Radio Inc.
- In July 2008, our wholly owned subsidiary, Vernon Merger Corporation, merged (the “Merger”) with and into XM Satellite Radio Holdings Inc.
- On August 5, 2008, we changed our name from Sirius Satellite Radio Inc. to Sirius XM Radio Inc.
- In April 2010, XM Satellite Radio Holdings Inc. merged with and into XM Satellite Radio Inc.; and in January 2011, XM Satellite Radio Inc., our wholly-owned subsidiary, merged with and into Sirius XM Radio Inc.
- October 23, 2012 Sirius XM CEO Mel Karmazin announces to the public that he will step down from his position at Sirius XM on February 1, 2013.