Merck (MRK) Stock Today – November 26, 2025: Keytruda Wins, Analyst Upgrades and Big Money Buying Keep Shares Near Record Highs
Merck shares closed Wednesday at $105.3, just below their 52-week high of $105.84, after a 0.3% dip. The stock has surged about 40% since late May, fueled by FDA approval of Keytruda and Padcev for bladder cancer and strong Q3 earnings. Trading volume reached nearly 3.9 million shares. Merck’s market cap stands above $260 billion.