New insider activity at Ciena ( (CIEN) ) has taken place on December 17, 2025.
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Director Thomas Michael Nevens has sold 8,554 shares of Ciena stock, amounting to a total transaction value of $1,921,741.
Spark’s Take on CIEN Stock
According to Spark, TipRanks’ AI Analyst, CIEN is a Outperform.
Ciena’s overall stock score is driven by strong earnings growth and positive technical indicators, suggesting a bullish outlook. However, the high P/E ratio and challenges in cost management and cash generation present risks. The acquisition of Nubis Communications is a strategic positive, enhancing future growth prospects.
To see Spark’s full report on CIEN stock, click here.
More about Ciena
YTD Price Performance: 152.09%
Average Trading Volume: 3,005,456
Technical Sentiment Signal: Buy
Current Market Cap: $29.56B