Shares of telecommunications name T-Mobile US Inc (NASDAQ:TMUS) are down 3.7% at 210.91atlastglance,followingtwobearnotes.WellsFargodowngradedthestockto"equalweight"from"overweight,"withaprice−targetcutto220 from 240,whileRBCslasheditsratingto"sectorperform"from"outperform,"withaprice−targetcutto240 from $255. Both firms cited TMUS' high valuation and decelerating growth. Of the 30 analysts in coverage, 21 still carry a "buy" or better rating, leaving plenty of roo ...