Unlock stock picks and a broker-level newsfeed that powers Wall Street. Upgrade Now Berlin - Delayed Quote • EUR Ciena Corp (CIE1.BE) Follow Compare 50.74 -0.38 (-0.74%) As of 8:00:14 AM GMT+2. Market Open. Comparisons Indicators Technicals Corporate Events Draw List View Grid View Detach Attach No Tool Measure UNDO Redo All All Favorites Text Statistics Technicals Fibonacci Markings Lines Annotation Arrow Line Horizontal Vertical Rectangle Trend Line Measurement Line Average Line Callout Channel Check Continuous Crossline Elliott Wave Ellipse Doodle Fib Projection Fib Arc Fib Fan Fib Time Zone Focus Gann Fan Gartley Heart Pitchfork Quadrant Lines Ray Regression Line Fib Retracement Star Speed Resistance Arc Speed Resistance Line Time Cycle Tirone Levels Volume Profile Cross Magnet Clear All Drawings Restore Default Parameters Loading Chart for CIE1.BE 1D 5D 1M 3M 6M YTD 1Y 5Y All Date Range 1 min Recent News: CIE1.BE View More All News Press Releases SEC Filings An Intrinsic Calculation For Ciena Corporation (NYSE:CIEN) Suggests It's 29% Undervalued Why Is Ciena (CIEN) Down 6.6% Since Last Earnings Report? Ciena CFO’s Last Act Before Retiring After 17 Years: Navigating a Trade War SLP's Q2 Earnings Top, Sales Up Y/Y Despite Industry Headwinds Ciena (CIEN) Breaks Record with 1.2 Terabit Wavelength Trial Across 3,050 km Fiber Network 1 Attractive Artificial Intelligence (AI) Stock Down 24% in 2025 to Buy Before It Starts Soaring Lumen and Ciena Transmit Record-breaking 1.2 Tbps Wavelength Service Across 3,050 Kilometers Ciena to Exhibit Industry-First Data Center Technologies at OFC 2025 Ciena Brings Data Center Connectivity Innovations to OFC 2025 Three Stocks Trading Below Estimated Value In March 2025 High Growth Tech Stocks In The US To Watch March 2025