Jill Goldsmith Co-Business EditorLiberty Media CEO and SiriusXM chairman Greg Maffei said the satellite broadcaster’s star host Howard Stern, whose contract ends this year, is likely to re-up and apologized that a recently announced top management reshuffle was handled too abruptly.“I think we were surprised by the market reaction and maybe in hindsight we should have been smarter,” Maffei said on a conference call today.