Merck & Co. Inc. (MRK)
Showing Closing Date Range from Oct 20 to Oct 27, 2026 compared to Oct 12 to Oct 19, 2026.
Compare Last 7 Days with Previous Period
Investor Relations:merck.com/investor-relations
Current Period Close
$141.82
Oct 20, 2026 - Oct 27, 2026
Previous Period Close
$143.63
Oct 12, 2026 - Oct 19, 2026
Net Comparison Delta
$-1.81 (-1.26%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(6 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 27, 2026 | $141.82 | Oct 19, 2026 | $143.63 | -1.26% |
| Oct 26, 2026 | $140.61 | Oct 16, 2026 | $145.95 | -3.66% |
| Oct 23, 2026 | $145.27 | Oct 15, 2026 | $145.19 | +0.06% |
| Oct 22, 2026 | $147.24 | Oct 14, 2026 | $147.37 | -0.09% |
| Oct 21, 2026 | $149.88 | Oct 13, 2026 | $141.98 | +5.56% |
| Oct 20, 2026 | $148.30 | Oct 12, 2026 | $145.45 | +1.96% |