UPDATE: You can read the full story be Joan Lappin here (without a Subscription) thanks Luke!
As XM's share price has fallen, it has pulled Sirius down with it. Howard Stern drove Sirius' subscriber growth into the lead. Sirius CEO Mel Karmazin controls costs and drives advertising growth.
TheStreet.com has an article about how XM's problems and mismanagement is pulling SIRIUS stock down also.. They add that, good news should come out of the SIRIUS camp on Tuesday... There is also praise for Mel Karmazin in the story..
The full story by Joan Lappin is here by subscription only.