Q
Quant'AbondanceL'abondance, quantifiée.
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 QuantAbundancia tracks.

Last close
$428.77
52w high
$637.51
2026-06-03
52w low
$84.410
2025-08-20
Range
$553.10
655.3%

Retracements (high → low)

  • 0.000$637.51+48.7% from last
  • 0.236$506.98+18.2% from last
  • 0.382KEY$426.23-0.6% from last
  • 0.500KEY$360.96-15.8% from last
  • 0.618KEY$295.69-31.0% from last
  • 0.786KEY$202.77-52.7% from last
  • 1.000$84.410-80.3% from last

Extensions (past high)

  • 1.272$787.95+83.8% from last
  • 1.414$866.49+102.1% from last
  • 1.618$979.33+128.4% from last
  • 2.000$1,190.61+177.7% from last
  • 2.618$1,532.43+257.4% from last
Alert me on $CIENFull CIEN page →Manual high/low input →

Outils éducatifs. Les résultats sont des calculs, pas des conseils. Vérifie sur ton courtier avant de passer un ordre.