If I had bought KOSPI
If I had bought KOSPI
Dates within the last week use the minute candle — accurate to the minute of purchase.
Ready examples: $100 put into KOSPI
a week ago-4.2%$100 → $96
a month ago-2.1%$100 → $98
since our history starts, August 3, 2026+7.5%$100 → $107
Dates within the last week use the minute candle — accurate to the minute of purchase.
A year of buying KOSPI
Over the last 68 days KOSPI closed between $6,249.4 (August 8, 2026) and $7,105.5 (September 21, 2026). One hundred dollars put in at the low would be worth $108 today; at the high, $95. The current price $6,737.7 is above 22 of those 68 daily closes, so a purchase on a random day of that stretch would be in profit 32% of the time — fees aside.
A typical day moves KOSPI by 1.8%: a $1,000 position swings about $18 a day.
Low of the stretch$6,249.4 · $100 → $108
High of the stretch$7,105.5 · $100 → $95
Share of profitable dates32% · 22/68
The same calculation for neighbouring instruments
Calculators for other instruments in the “market index” category.