Merck (MRK) Stock Today – November 26, 2025: Keytruda Wins, Analyst Upgrades and Big Money Buying Keep Shares Near Record Highs
Merck & Co., Inc. (NYSE: MRK) spent Wednesday trading just below fresh 52‑week highs, as Wall Street continues to digest a powerful mix of positive drug news, upbeat earnings, and a wave of analyst upgrades and institutional buying. Merck stock price today: holding near record territory Merck shares closed today around $105.3 per share, slipping only a few tenths of a percent after Tuesday’s surge but remaining within a hair of the 52‑week high of about $105.84 set on November 25. Volume was a bit below the prior session but still healthy, with roughly 3.8–3.9 million shares changing hands. StockAnalysis