Ben Barnes has been the most popular fanatic for a young Sirius Black since the films first came out, and now he is close to the age where he can play the older version in the television series.

Warren Buffett’s Berkshire Hathaway (BRK.A) (BRK.B) has recently increased its stake in Sirius XM Holdings Inc. (SIRI), now owning over 35% of the satellite radio company. Between January 30 and ...