Merck (MRK) Stock News on Dec. 25, 2025: BMO Lifts Target to $130 as FDA Fast-Track Vouchers and Keytruda Data Fuel Momentum
December 25, 2025 — Merck & Co., Inc. (NYSE: MRK) is ending 2025 with something investors tend to enjoy: momentum with a story behind it. Even with U.S. markets closed for Christmas Day, Merck shares are in focus after a