T-Mobile Stock (TMUS) Before Market Open Dec. 22, 2025: Latest News, Buyback Plans, Legal Risks, and Analyst Forecasts
Ahead of the next U.S. stock market open on Monday, December 22, 2025, investors in T-Mobile US, Inc. (NASDAQ: TMUS) have plenty to digest: a newly authorized $14.6 billion shareholder return program, an escalating legal fight with AT&T tied to T-Mobile’s new “switching” tools, and ongoing questions about wireless growth as promotions intensify across the industry. TMUS ended the most recently reported regular session at $196.73 (down 1.77%) and remained well below its 52‑week high of $276.49 reached earlier this year, with trading volume notably elevated versus its recent average. MarketWatch What matters most for TMUS right now TMUS stock