Q
QuantAbundanceAbundance, Quantified.
CIEN · Fibonacci levels

Ciena Corporation - Fib retracement grid

Auto-computed from the 252-day swing window. Key anchors (0.382 / 0.5 / 0.618 / 0.786) match the curated Fib basket QuantAbundance tracks.

Last close
$358.43
52w high
$637.51
2026-06-03
52w low
$133.67
2025-09-25
Range
$503.84
376.9%

Retracements (high → low)

  • 0.000$637.51+77.9% from last
  • 0.236$518.60+44.7% from last
  • 0.382KEY$445.04+24.2% from last
  • 0.500KEY$385.59+7.6% from last
  • 0.618KEY$326.14-9.0% from last
  • 0.786KEY$241.49-32.6% from last
  • 1.000$133.67-62.7% from last

Extensions (past high)

  • 1.272$774.55+116.1% from last
  • 1.414$846.10+136.1% from last
  • 1.618$948.88+164.7% from last
  • 2.000$1,141.35+218.4% from last
  • 2.618$1,452.72+305.3% from last
Alert me on $CIENFull CIEN page →Manual high/low input →

Educational tools. Outputs are math, not advice. Verify against your broker before placing any order.