U.S. Cellular (USM) is up 9.7%, or $5.68 to $64.39. Published first on TheFly – the ultimate source for real-time, market-moving breaking financial news. Try Now>> See today’s best-performing stocks on TipRanks >> Read More on USM: U.S. Cellular sells select spectrum assets for $1.0B Disclaimer & DisclosureReport an Issue