Ciena (CIEN) stock

Last close 272.10 USD (Nov 10, 2026), on the day +1.0 %.

• Sector: Technology, Communication Equipment.
• Market cap: 38.2B USD.
• P/E: 60.3. Forward P/E: 22.7.
• Over 52 weeks: low 176.45 USD, high 627.00 USD, price change +30.4 %.
• Analysts' average 12-month target from Yahoo Finance: 513 USD (20 analysts). Not our estimate.

Earnings

• Dec 10, 2026: EPS not yet, estimate 2.08
• Sep 3, 2026: EPS 2.11, estimate 1.73
• Jun 4, 2026: EPS 1.64, estimate 1.46
• Mar 5, 2026: EPS 1.35, estimate 1.17
• Dec 11, 2025: EPS 0.91, estimate 0.77
• Sep 4, 2025: EPS 0.67, estimate 0.53

Which large investors hold it

• Ray Dalio – 0.2 % of the portfolio

In baskets

• AI infrastructure and data centres

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