If I had bought CMCSA
If I had bought CMCSA
Dates within the last week use the minute candle — accurate to the minute of purchase.
Ready examples: $100 put into CMCSA
a week ago-4.3%$100 → $96
a month ago-17.1%$100 → $83
three months ago-12.2%$100 → $88
since our history starts, June 15, 2026-13.7%$100 → $86
Dates within the last week use the minute candle — accurate to the minute of purchase.
A year of buying CMCSA
Over the last 118 days CMCSA closed between $20.71 (October 10, 2026) and $27.17 (August 25, 2026). One hundred dollars put in at the low would be worth $100 today; at the high, $76. The current price $20.73 is above 2 of those 118 daily closes, so a purchase on a random day of that stretch would be in profit 2% of the time — fees aside.
A typical day moves CMCSA by 1.9%: a $1,000 position swings about $19 a day.
Low of the stretch$20.71 · $100 → $100
High of the stretch$27.17 · $100 → $76
Share of profitable dates2% · 2/118
The same calculation for neighbouring instruments
Calculators for other instruments in the “company stock” category.