Merck (MRK) stock week ahead: $30 billion Revolution talks and JPMorgan catalysts to watch
New York, January 11, 2026, 14:03 EST — Market closed. Merck & Co., Inc. shares closed down 0.4% on Friday at $110.53, and traders head into Monday with takeover chatter back in the tape. The Wall Street Journal reported Merck is in talks to buy Revolution Medicines in a deal valued around $28 billion to $32 billion. (The Wall Street Journal) Why it matters now: Merck is staring at a Keytruda patent cliff starting in 2028 — when exclusivity ends and cheaper rivals can start to bite into sales. The Financial Times said big drugmakers, including Merck and Bristol Myers