If I had bought XLK
If I had bought XLK
Dates within the last week use the minute candle — accurate to the minute of purchase.
Ready examples: $100 put into XLK
a week ago-2.6%$100 → $97
a month ago+1.7%$100 → $102
since our history starts, July 21, 2026+0.6%$100 → $101
Dates within the last week use the minute candle — accurate to the minute of purchase.
A year of buying XLK
Over the last 35 days XLK closed between $169.23 (July 29, 2026) and $192.09 (August 13, 2026). One hundred dollars put in at the low would be worth $107 today; at the high, $95. The current price $181.64 is above 15 of those 35 daily closes, so a purchase on a random day of that stretch would be in profit 43% of the time — fees aside.
A typical day moves XLK by 2.5%: a $1,000 position swings about $25 a day.
Low of the stretch$169.23 · $100 → $107
High of the stretch$192.09 · $100 → $95
Share of profitable dates43% · 15/35
The same calculation for neighbouring instruments
Calculators for other instruments in the “exchange-traded fund” category.