Merck & Co., Inc. (MRK)
NYSE: MRK · Real-Time Price · USD
128.66
+3.21 (2.56%)
At close: Jun 26, 2026, 4:00 PM EDT
128.20
-0.46 (-0.36%)
After-hours: Jun 26, 2026, 7:59 PM EDT
Source: Business metrics provided by Main Street Data and sourced from official company press releases and documents.