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Side-by-side financial comparison of CIENA CORP (CIEN) and Nasdaq, Inc. (NDAQ). Click either name above to swap in a different company.

Nasdaq, Inc. is the larger business by last-quarter revenue ($2.1B vs $1.2B, roughly 1.8× CIENA CORP). Nasdaq, Inc. runs the higher net margin — 24.3% vs 4.1%, a 20.2% gap on every dollar of revenue. Over the past eight quarters, Nasdaq, Inc.'s revenue compounded faster (9.2% CAGR vs 3.9%).

Ciena Corporation is an American optical networking systems and software company based in Hanover, Maryland. The company has been described as a vital player in optical connectivity. The company reported revenues of $4.8 billion and more than 9,000 employees, as of November 2025. Gary Smith serves as president and chief executive officer (CEO).

Nasdaq Stock Market is an American stock exchange, the second-largest by market cap on the list of stock exchanges, and the first fully electronic stock market. The exchange is based in Manhattan, New York City, and is among the most active stock trading venue by volume in the United States.

CIEN vs NDAQ — Head-to-Head

Bigger by revenue
NDAQ
NDAQ
1.8× larger
NDAQ
$2.1B
$1.2B
CIEN
Higher net margin
NDAQ
NDAQ
20.2% more per $
NDAQ
24.3%
4.1%
CIEN
Faster 2-yr revenue CAGR
NDAQ
NDAQ
Annualised
NDAQ
9.2%
3.9%
CIEN

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
CIEN
CIEN
NDAQ
NDAQ
Revenue
$1.2B
$2.1B
Net Profit
$50.3M
$519.0M
Gross Margin
41.3%
Operating Margin
6.0%
30.7%
Net Margin
4.1%
24.3%
Revenue YoY
2.0%
Net Profit YoY
31.4%
EPS (diluted)
$0.35
$0.91

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$2.1B
Q4 25
$2.1B
Q3 25
$1.2B
$2.0B
Q2 25
$1.1B
$2.1B
Q1 25
$1.1B
$2.1B
Q4 24
$1.1B
$2.0B
Q3 24
$942.3M
$1.9B
Q2 24
$910.8M
$1.8B
Net Profit
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$519.0M
Q4 25
$518.0M
Q3 25
$50.3M
$423.0M
Q2 25
$9.0M
$452.0M
Q1 25
$44.6M
$395.0M
Q4 24
$37.0M
$355.0M
Q3 24
$14.2M
$306.0M
Q2 24
$-16.8M
$222.0M
Gross Margin
CIEN
CIEN
NDAQ
NDAQ
Q1 26
Q4 25
65.5%
Q3 25
41.3%
67.2%
Q2 25
40.2%
62.5%
Q1 25
44.0%
59.2%
Q4 24
40.9%
60.4%
Q3 24
42.9%
60.3%
Q2 24
42.7%
64.7%
Operating Margin
CIEN
CIEN
NDAQ
NDAQ
Q1 26
30.7%
Q4 25
29.7%
Q3 25
6.0%
29.9%
Q2 25
2.9%
27.2%
Q1 25
7.5%
26.2%
Q4 24
5.3%
25.4%
Q3 24
2.8%
23.6%
Q2 24
-0.4%
23.6%
Net Margin
CIEN
CIEN
NDAQ
NDAQ
Q1 26
24.3%
Q4 25
24.4%
Q3 25
4.1%
21.6%
Q2 25
0.8%
21.6%
Q1 25
4.2%
18.9%
Q4 24
3.3%
17.5%
Q3 24
1.5%
16.1%
Q2 24
-1.8%
12.4%
EPS (diluted)
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$0.91
Q4 25
$0.90
Q3 25
$0.35
$0.73
Q2 25
$0.06
$0.78
Q1 25
$0.31
$0.68
Q4 24
$0.26
$0.62
Q3 24
$0.10
$0.53
Q2 24
$-0.12
$0.38

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
CIEN
CIEN
NDAQ
NDAQ
Cash + ST InvestmentsLiquidity on hand
$1.3B
$515.0M
Total DebtLower is stronger
$9.0B
Stockholders' EquityBook value
$2.8B
$12.0B
Total Assets
$5.7B
$27.3B
Debt / EquityLower = less leverage
0.74×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$515.0M
Q4 25
$604.0M
Q3 25
$1.3B
$470.0M
Q2 25
$1.3B
$732.0M
Q1 25
$1.2B
$690.0M
Q4 24
$1.3B
$592.0M
Q3 24
$1.1B
$266.0M
Q2 24
$1.3B
$416.0M
Total Debt
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$9.0B
Q4 25
$8.6B
Q3 25
$8.7B
Q2 25
$8.7B
Q1 25
$8.9B
Q4 24
$9.1B
Q3 24
$9.4B
Q2 24
$9.2B
Stockholders' Equity
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$12.0B
Q4 25
$12.2B
Q3 25
$2.8B
$12.0B
Q2 25
$2.8B
$11.8B
Q1 25
$2.8B
$11.5B
Q4 24
$2.8B
$11.2B
Q3 24
$2.9B
$11.1B
Q2 24
$2.9B
$10.9B
Total Assets
CIEN
CIEN
NDAQ
NDAQ
Q1 26
$27.3B
Q4 25
$31.1B
Q3 25
$5.7B
$30.7B
Q2 25
$5.7B
$30.4B
Q1 25
$5.6B
$30.6B
Q4 24
$5.6B
$30.4B
Q3 24
$5.6B
$30.6B
Q2 24
$5.6B
$30.2B
Debt / Equity
CIEN
CIEN
NDAQ
NDAQ
Q1 26
0.74×
Q4 25
0.70×
Q3 25
0.72×
Q2 25
0.73×
Q1 25
0.77×
Q4 24
0.81×
Q3 24
0.85×
Q2 24
0.85×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CIEN
CIEN
NDAQ
NDAQ
Operating Cash FlowLast quarter
$174.3M
Free Cash FlowOCF − Capex
$134.6M
FCF MarginFCF / Revenue
11.0%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
3.47×
TTM Free Cash FlowTrailing 4 quarters
$605.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIEN
CIEN
NDAQ
NDAQ
Q1 26
Q4 25
$625.0M
Q3 25
$174.3M
$221.0M
Q2 25
$156.9M
$746.0M
Q1 25
$103.7M
$663.0M
Q4 24
$349.4M
$705.0M
Q3 24
$-159.4M
$244.0M
Q2 24
$58.5M
$460.0M
Free Cash Flow
CIEN
CIEN
NDAQ
NDAQ
Q1 26
Q4 25
$536.0M
Q3 25
$134.6M
$152.0M
Q2 25
$128.2M
$687.0M
Q1 25
$76.8M
$614.0M
Q4 24
$265.8M
$645.0M
Q3 24
$-179.0M
$188.0M
Q2 24
$41.6M
$408.0M
FCF Margin
CIEN
CIEN
NDAQ
NDAQ
Q1 26
Q4 25
25.2%
Q3 25
11.0%
7.8%
Q2 25
11.4%
32.9%
Q1 25
7.2%
29.4%
Q4 24
23.6%
31.7%
Q3 24
-19.0%
9.9%
Q2 24
4.6%
22.8%
Capex Intensity
CIEN
CIEN
NDAQ
NDAQ
Q1 26
Q4 25
4.2%
Q3 25
3.3%
3.5%
Q2 25
2.6%
2.8%
Q1 25
2.5%
2.3%
Q4 24
7.4%
3.0%
Q3 24
2.1%
2.9%
Q2 24
1.9%
2.9%
Cash Conversion
CIEN
CIEN
NDAQ
NDAQ
Q1 26
Q4 25
1.21×
Q3 25
3.47×
0.52×
Q2 25
17.50×
1.65×
Q1 25
2.33×
1.68×
Q4 24
9.44×
1.99×
Q3 24
-11.20×
0.80×
Q2 24
2.07×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CIEN
CIEN

Optical Networking$815.5M67%
Routing And Switching$125.9M10%
Platform Softwareand Services Segment$90.0M7%
Maintenance Support And Training$80.7M7%
Installation And Deployment$65.9M5%
Blue Planet Automation Softwareand Services Segment$27.8M2%
Consulting And Network Design$13.6M1%

NDAQ
NDAQ

Market Services$1.0B49%
Capital Access Platforms$565.0M26%
Financial Technology$517.0M24%
Other Revenues$8.0M0%

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