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MERCK & CO. INC. (MRK) Stock News

USA - New York Stock Exchange - NYSE:MRK - US58933Y1055 - Common Stock

111.11 USD
+1.66 (+1.52%)
Last: 1/21/2026, 8:04:00 PM
111.13 USD
+0.02 (+0.02%)
Pre-Market: 1/22/2026, 8:51:31 AM

MRK Latest News, Press Relases and Analysis