Ciena Corp (CIEN) — Technical state
As of 2026-09-17 — re-computed nightly across the coverage universe. Closelook diary readings, not advice.
Trades -10.9% vs the 50-day and -10.1% vs the 200-day average, 46% below the 52-week high and +159% off the 52-week low. Computed from daily closes.
The moving-average stack
- vs 20-day-3.9%
- vs 50-day-10.9%
- vs 200-day-10.1%
- 52-week band46% off the high · +159% off the low
- Streak3 consecutive up sessions
- 50-day crossprice crossed down through the 50-day 21 sessions ago
- Stochastic%K 36.7 · %D 18.6 · bull cross
Continue: the CIEN chart & overview · the signal board
FAQ · from the current data · as of 2026-09-17
Quick answers
What is the current Closelook signal on CIEN?
Mixed moving-average stack — Trades -10.9% vs the 50-day and -10.1% vs the 200-day average, 46% below the 52-week high and +159% off the 52-week low. Computed from daily closes. As of 2026-09-17; the signal board re-computes across the coverage universe nightly. A research diary reading, not advice.
Is CIEN above its 50-day and 200-day moving averages?
As of 2026-09-17, Ciena Corp trades -10.9% below its 50-day and -10.1% below its 200-day average, with the 20-day -3.9% away.
How far is CIEN from its 52-week high?
46% below the 52-week high and 159% above the 52-week low, as of 2026-09-17.
Mentioned on Closelook
Where CIEN appears in the diary — 1 piece, newest first. Every link is our own writing.
Go deeper
Dailies
- Chips up again, software down again — Friday's split is turning into a trend
Lumentum is up about 12% at $988, Corning 10%, Coherent almost 10%, Ciena 7%: lasers, glass fibre and optical switching, the connectivity layer between the chips.