If I had bought CIEN
If I had bought CIEN
Dates within the last week use the minute candle — accurate to the minute of purchase.
Ready examples: $100 put into CIEN
a week ago+14.3%$100 → $114
a month ago+28.9%$100 → $129
three months ago-1.7%$100 → $98
since our history starts, June 29, 2026-5.8%$100 → $94
Dates within the last week use the minute candle — accurate to the minute of purchase.
A year of buying CIEN
Over the last 104 days CIEN closed between $315.54 (September 3, 2026) and $489.56 (June 30, 2026). One hundred dollars put in at the low would be worth $142 today; at the high, $92. The current price $449.01 is above 94 of those 104 daily closes, so a purchase on a random day of that stretch would be in profit 90% of the time — fees aside.
A typical day moves CIEN by 4.9%: a $1,000 position swings about $49 a day.
Low of the stretch$315.54 · $100 → $142
High of the stretch$489.56 · $100 → $92
Share of profitable dates90% · 94/104
The same calculation for neighbouring instruments
Calculators for other instruments in the “company stock” category.