Merck & Co., Inc. (MRK)
NYSE: MRK · Real-Time Price · USD
128.00
+0.23 (0.18%)
At close: Aug 4, 2026, 4:00 PM EDT
128.00
0.00 (0.00%)
Pre-market: Aug 5, 2026, 4:07 AM EDT

Merck & Co. Filings