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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

$580.89

52w high

$602.06

2026-05-22

52w low

$70.770

2025-06-05

Range

$531.29

750.7%

Retracements (high → low)

0.000$602.06+3.6% from last
0.236$476.68-17.9% from last
0.382KEY$399.11-31.3% from last
0.500KEY$336.41-42.1% from last
0.618KEY$273.72-52.9% from last
0.786KEY$184.47-68.2% from last
1.000$70.770-87.8% from last

Extensions (past high)

1.272$746.57+28.5% from last
1.414$822.01+41.5% from last
1.618$930.40+60.2% from last
2.000$1,133.35+95.1% from last
2.618$1,461.69+151.6% from last

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