Ciena Corporation: stock overview

CIENNYSETechnology · Telephone & Telegraph Apparatus

Price

$280.54

November 13, 2026Market cap $39.5B

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  • The full history: 17 fiscal years, from FY2009
  • The estimated fair value, with its range and its certainty
  • The full analysis, 18 a month
  • More questions to the chat on its filings
  • Excel with every year
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In short

Ciena had revenue of $6.0B over the last 12 months and net income of $654M, a net margin of 10.9%. Revenue grew by 6.2% a year on average over the last 5 years. At $280.54 the shares trade at a P/E of 60.4, against a median of 24.0 over the last 3 fiscal years. It has net debt of $605M. It pays no dividend.

From its SEC filings (latest fiscal year to November 1, 2025) and the price of November 13, 2026.

Its SEC filings
Market cap
$39.5B
141M shares
P/E
60.4
Today60.4
Median24.0
Revenue, 12 months
$6.0B
+6.2% a year over 5 years
Net margin
10.9%
FY2025: 2.6%, above 55% of its industry

Worth knowing

What a holder would want to hear from the company's SEC filings of the last three years. Each with its filing, without comment.

3 fiscal years in figures

Each fiscal year's figures as the company filed them, and the share price at its end.

FY2023–FY2025 fiscal years

+4.3% a year over 2 years

  • FY2025Nov 1, 202510-K
    Revenue$4.8B
  • FY2024Nov 2, 202410-K
    Revenue$4.0B
  • FY2023Oct 28, 202310-K
    Revenue$4.4B

Fiscal years in figures

CIEN's revenue, profit, cash flow and dividend with each year-end price, from FY2009 to FY2022, 14 more fiscal years

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Key figures

The company's current figures in five groups. Each term is explained behind its ⓘ.

Valuation

Market cap 3-year median: $9.1B
$39.5B
Enterprise value 
$40.1B
P/E 
60.4
EV / EBIT 
54.3
EV / Revenue 
6.7
P/B 3-year median: 3.2
12.9
FCF yield 3-year median: 2.5%
2.1%
Earnings yield 3-year median: 0.9%
1.7%

Profitability

Gross margin 
44.1%
Operating margin 
12.3%
Net margin 3-year median: 2.6%
10.9%
ROIC 
14.1%
ROIC, 5-year average 
5.7%
ROE 
23.0%

Growth

Revenue, yearly change 
+18.8%
EPS, yearly change 
+46.6%
FCF, yearly change 
+76.1%
Revenue, average a year 
+6.2%
EPS, average a year 
-18.2%

The yearly change compares FY2025 with FY2024.

Balance sheet

Cash 
$2.6B
Total debt 
$3.3B
Of which operating leases 
$51M
Net debt 
$605M
Net debt / EBITDA 
0.7x
Interest cover 
10.6x
Current ratio 
3.80

Balance sheet of August 1, 2026.

Returns to shareholders

Dividend yield 
0.00%
Buybacks 
0.85%
Total returned 
0.85%
Shares, yearly change 
-0.9%
Valuation against its own pastEach fiscal year's P/E, P/FCF and P/B beside today's, and the DCF calculator for the company.Valuation

Against its industry

Where its margins and returns stood in fiscal 2025 among the SEC filers of its industry (SIC code 36).

Gross margin

42.0%

Above 64% of the 179 companies in its industry, and 58% of all.

Operating margin

4.1%

Above 57% of the 189 companies in its industry, and 47% of all.

Net margin

2.6%

Above 55% of the 193 companies in its industry, and 44% of all.

ROE

4.4%

Above 54% of the 176 companies in its industry, and 41% of all.

ROA

2.1%

Above 55% of the 194 companies in its industry, and 55% of all.

Revenue growth

18.8%

Above 67% of the 183 companies in its industry, and 79% of all.

From the yearly figures every company files with the SEC, for those with revenue of at least $25 million. The industry is the first two digits of the SIC code.

The company at the SEC

How it is registered and when its fiscal year ends.

Name at the SEC
CIENA CORP
CIK
936395
Exchange
NYSE
Industry (SIC)
3661 · Telephone & Telegraph Apparatus
Fiscal year ends
October 31
Latest annual report
November 1, 2025
Reporting currency
USD
Shares
141M

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The full analysis

What do Ciena's filings show?

These are Ciena's figures. The full Ploutos AI analysis reads everything the company has filed and shows what stands behind it, with a source for every figure.

  • A fair value range built from the filings
  • Earnings quality, debt and red flags
  • Insider and institutional moves
  • The case for and the case against

Questions about CIEN

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What is CIEN's market cap?

Ciena Corporation's market cap is $39.5B, at a price of $280.54 on November 13, 2026 and 141M shares.

What is CIEN's P/E?

CIEN's P/E is 60.4, on earnings per share of $4.48 over the last 12 months. The median over the last 3 fiscal years was 24.0.

How much revenue does CIEN have?

Ciena had revenue of $6.0B over the last 12 months. Over the last 5 years it changed by +6.2% a year on average.

Does CIEN pay a dividend?

No. Ciena paid no regular dividend over the last 12 months.

Where do the figures come from?

From Ciena Corporation's SEC filings (10-K and 10-Q) and the share price. They hold no analyst estimates and no score, and they are not a recommendation.

Related pages

The other pages on US stocks, free to read. On the company pages, the last three fiscal years are open to everyone, five with a free account, and every year with Ploutos Investor.

US stocksThe market today, the sectors, the largest companies and the week's results.The market's sectorsThe 11 sectors side by side: returns, share of the market, median P/E and dividend.Compare stocksTwo companies side by side: price over up to ten years, with and without dividends, and every figure.US dividend stocksEach dividend's yield next to whether the company's cash covers it and whether it was ever cut.

The figures come from the company's SEC filings and the share price, and describe what it has reported. They are not a score or a fair value.