Ciena (CIEN) fundamentals: P/E, valuation, undervalued?
Ciena · Information Technology · ref. ETF XLK · price $400.4
In short — Ciena trades at 89.6× earnings (P/E), 33.9× forward, with a net margin of 10.9 % and revenue growth of +37 %. Read: Cheap for the growth (P/E 34 for ~423% growth (PEG 0.1)).
Is Ciena stock cheap or undervalued? A good time to buy? Here are its fundamentals — P/E, PEG, margin and income statement — to judge its valuation.
📈 1-year price
$400.4+142.9% over range
Oct 14, 25low $164.48 · high $627Oct 13, 26
📏 Click 2 points (left → right) to measure the change · click again to clear.
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Buy
75% recommend buying · 16 analysts
Valuation : Cheap for the growth — P/E 34 for ~423% growth (PEG 0.1)
Valuation
89.6
P/E (price/earnings)
33.9
Forward P/E
0.21
PEG
18.6
Price/book (P/B)
$56.8B
Market cap
4.47
EPS
Profitability & growth
10.9 %
Net margin
+37 %
Revenue growth
+423 %
Earnings growth
$3.3B
Total debt
Ciena income statement
| Fiscal year | Revenue | Net income | Margin |
|---|---|---|---|
| 2022 | $3.6B | $153M | 4.2 % |
| 2023 | $4.4B | $255M | 5.8 % |
| 2024 | $4.0B | $84M | 2.1 % |
| 2025 | $4.8B | $123M | 2.6 % |
⚠️ Indicative financial data (Yahoo Finance), not investment advice. Amounts in $.
Frequently asked questions
What is Ciena's P/E and is the stock undervalued? What's a good P/E?
Ciena's P/E is 89.6 (forward 33.9). Below ~15 = fairly cheap, above ~30 = expensive. Our valuation verdict: "Cheap for the growth".
Is Ciena profitable?
Ciena has a net margin of 10.9 % (EPS 4.47). The company is profitable.
Is CIEN stock expensive?
Our read: "Cheap for the growth" — P/E 34 for ~423% growth (PEG 0.1). Cross-check with growth and sector.
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