US stock · data to 2026-10-20
Merck & Co. (MRK)
Merck & Co.: $147.94 on 2026-10-20. +9.6% a year since 1962, worst fall -78%. Year-by-year returns, risk profile and what followed its price patterns in the past.
Open the interactive chart and full historyKey numbers
| Last close | $147.94 |
| Return a year since 1962 | +9.6% |
| All-time high | $156.45 (2026-08-25) |
| Below its high | -5.4% |
| Worst fall | -78% (2009-03-09) |
| Yearly volatility | 25% |
| Beta vs its index | 0.78 |
| Risk / reward vs its market | Medium risk · High reward |
Returns by year
| Year | Return |
|---|---|
| 2026 | +40.5% |
| 2025 | +5.8% |
| 2024 | -8.8% |
| 2023 | -1.7% |
| 2022 | +44.8% |
| 2021 | -1.8% |
| 2020 | -10.1% |
| 2019 | +19.0% |
| 2018 | +35.8% |
| 2017 | -4.4% |
| 2016 | +11.5% |
| 2015 | -7.0% |
What followed its price patterns in the past
How often MRK was higher 40 trading days after each pattern, next to an ordinary day. History for learning, not a forecast.
| Pattern | Past cases | Higher after 40 days | On an ordinary day | Median move |
|---|---|---|---|---|
| Up streak | 217 | 55% | 60% | +0.8% |
| New 52-week high | 207 | 58% | 60% | +1.6% |
| RSI rises above 70 | 188 | 57% | 60% | +1.4% |
| Big up day | 183 | 66% | 60% | +3.1% |
| Down streak | 167 | 61% | 60% | +2.3% |
| Big down day | 151 | 58% | 60% | +2.2% |
| Falls below 200-day avg | 147 | 55% | 60% | +1.6% |
| Crosses above 200-day avg | 142 | 56% | 60% | +2.3% |
| RSI drops below 30 | 119 | 61% | 60% | +1.7% |
| Squeeze breakout up | 109 | 65% | 60% | +2.6% |
| Volume spike on an up day | 102 | 61% | 60% | +2.8% |
| Volume spike on a down day | 96 | 56% | 60% | +1.2% |
ZOSH shows history and calculations for learning. It is not investment advice and does not tell anyone to buy or sell. Data: Yahoo Finance, AMFI, NSE and official sources; it can be late or wrong, so check before acting.