T-Mobile US (NASDAQ:TMUS) has seen a significant increase in options activity, with a bearish sentiment from big-money investors. Benzinga's options scanner revealed 10 unusual trades, with a split sentiment of 40% bullish and 60% bearish. The trades include 4 puts and 6 calls, targeting a price range of $160.0 to $170.0 for TMUS over the last 3 months. The company, a major wireless carrier in the U.S., is currently trading at $163.65, up by 0.49%, with an anticipated earnings release in 41 days.