If I had bought MRK
If I had bought MRK
Dates within the last week use the minute candle — accurate to the minute of purchase.
Ready examples: $100 put into MRK
a week ago-3.1%$100 → $97
a month ago+1.7%$100 → $102
three months ago+13.0%$100 → $113
since our history starts, August 5, 2026+12.4%$100 → $112
Dates within the last week use the minute candle — accurate to the minute of purchase.
A year of buying MRK
Over the last 93 days MRK closed between $128.13 (August 9, 2026) and $156.55 (August 25, 2026). One hundred dollars put in at the low would be worth $113 today; at the high, $93. The current price $144.93 is above 36 of those 93 daily closes, so a purchase on a random day of that stretch would be in profit 39% of the time — fees aside.
A typical day moves MRK by 3.0%: a $1,000 position swings about $30 a day.
Low of the stretch$128.13 · $100 → $113
High of the stretch$156.55 · $100 → $93
Share of profitable dates39% · 36/93
The same calculation for neighbouring instruments
Calculators for other instruments in the “company stock” category.