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CIEN Fell Below 20 Day Moving Average on August 10

Ciena Corporation (CIEN) — Nightly Technical Analysis · Aug 10, 2026, 17:39 ET
CIEN closed down 5.97% on Monday, August 10th, with volume running 0.7× below average. Fell Below 20 DMA — typically a warning sign for traders — developed during the session. Key support levels exist at 376.65, 365.61 & 343.93, with resistance at 409.37, 431.05 & 442.09.

Current SwingTradeBot Technical Rating of CIEN: C

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Ciena Corporation (CIEN)