MassMutual Private Wealth & Trust FSB lifted its position in T-Mobile US, Inc. (NASDAQ:TMUS – Free Report) by 23.9% in the 2nd quarter, Holdings Channel.com reports. MassMutual Private Wealth & Trust FSB’s holdings in T-Mobile US were worth $2,539,000 at the end of the most recent quarter. Get T-Mobile US alerts:Insider Activity at T-Mobile USIn related news, COO Jon Freier sold 4,799 shares of T-Mobile US stock in a transaction dated Thursday, May 21st. One research analyst has rated the stock with a Strong Buy rating, twenty-two have given a Buy rating and seven have assigned a Hold rating to the stock. Neutral Sentiment: T-Mobile joined AT&T and Verizon in rolling out SIM-based cryptographic authentication to combat AI-enabled fraud.