Dunkin' Brands sees 'opportunistic' share repurchases Sees as many as 410 U.S. stores this year, sees 15,000 Dunkin' Donuts stores in the U.S. long-term. Says will repurchase shares opportunistically. Says focused on Europe for international growth. Says expects to open first store in Brazil this year. Says coffee prices "on the way back down." Comments made at the Jefferies Global Consumer Conference.