Latest P/E ratio for CIENA: 69.32 — see history and peer comparisons.
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+ Follow69.32
The P/E ratio compares a company's stock price to its earnings per share. A lower P/E ratio may indicate that the stock is undervalued.
CIENA (CIEN) currently reports a P/E ratio of 69.32. That is above the Technology sector average of 41.92. Use the charts on this page to explore CIENA's P/E ratio history and peer comparisons.
CIENA's P/E ratio of 69.32 is higher than the Technology sector average of 41.92. That is roughly 65.4% above the sector mean. A reading higher peers can reflect different growth expectations, capital structure, or profitability — so it is worth checking the peer comparison chart before drawing conclusions.
The P/E ratio is a valuation multiple that relates CIENA's market price to a fundamental measure such as earnings, sales, or book value. At 69.32, CIEN can look expensive or cheap only in context — versus its own history, growth rate, and Technology peers. Higher multiples often price in stronger expected growth; lower ones can signal value or concern.
Start with the current P/E ratio of 69.32, then check the historical chart for trend and the peer comparison chart for relative positioning. The Technology average is 41.92. From there, open related valuation or income-statement pages for CIENA, and consider following CIEN for alerts when major investors trade the stock.
CIENA is classified in the Technology sector. On P/E ratio, it currently shows 69.32 versus a sector average near 41.92. Sector peers often share similar capital intensity and growth regimes, so relative rankings inside Technology are usually more informative than comparing CIEN with unrelated industries.