
Ciena rose 31.2% from $207.43 to $272.10, ahead of the S&P 500's +9.8%. Its worst day was Nov 5 (−15.2%), and its low came Nov 20 at $176.45.
Nov 11, 2025 – Nov 10, 2026 · picked from earnings, analyst actions, headlines and the biggest daily moves
Ciena closed at its lowest level of the year, 14.9% below where the year started.
−6.5% · S&P 500 −1.5%
EPS of $0.91 beat the $0.67 estimate on $1.4B revenue (est. $1.3B); Q1 revenue guidance of $1.4B–$1.4B against the $1.4B consensus.
Story events cover the past 12 months · Times ET
+9.2% · S&P 500 +0.2%
Ciena shares fell 13.1%, while the S&P 500 fell 0.0%.
−13.1% · S&P 500 0.0%
EPS of $1.35 beat the $1.05 estimate on $1.4B revenue (est. $1.4B); FY revenue guidance of $5.9B–$6.3B against the $6.0B consensus.
−12.9% · S&P 500 −0.6%
EPS of $1.64 beat the $1.40 estimate on $1.6B revenue (est. $1.5B); Q3 revenue guidance of $1.6B–$1.7B against the $1.6B consensus.
−13.7% · S&P 500 +0.4%
EPS of $2.11 beat the $1.67 estimate on $1.7B revenue (est. $1.6B); FY revenue guidance of $6.4B–$6.5B against the $6.3B consensus.
−10.4% · S&P 500 +1.0%
Ciena shares rose 13.8%, while the S&P 500 rose 0.5%.
+13.8%, the year's best day · S&P 500 +0.5%
Ciena shares fell 15.2%, while the S&P 500 fell 4.4%.
−15.2%, the year's worst day · S&P 500 −4.4%
Where it ended: a close of $272.10 on Nov 10, 2026. Up next: Q4 2026 earnings on Dec 10, 2026 (EPS est. $1.65, revenue est. $1.8B).
Nothing in the past 12 months.
All CIEN dividend historyReplay the year: the line draws itself and stops at each of the 8 moments with what happened and how the stock reacted.
Chart by ChartIQ. Events, ratings, quote and fundamentals from Benzinga APIs. Daily bars for CIEN and SPY from Benzinga historical bars. Not investment advice.