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Side-by-side financial comparison of CIENA CORP (CIEN) and CLEARONE INC (CLRO). Click either name above to swap in a different company.

CLEARONE INC runs the higher net margin — 116.9% vs 4.1%, a 112.7% gap on every dollar of revenue. Over the past eight quarters, CLEARONE INC's revenue compounded faster (NaN% CAGR vs NaN%).

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).

ClearOne Inc is a global provider of innovative audio and video communication solutions, including professional conferencing systems, collaboration tools and AV distribution products. It serves enterprise, education, healthcare and live event production segments, delivering solutions for smooth remote and in-person collaboration.

CIEN vs CLRO — Head-to-Head

Bigger by revenue
CIEN
CIEN
-288.3× larger
CIEN
$1.2B
$-4.2M
CLRO
Higher net margin
CLRO
CLRO
112.7% more per $
CLRO
116.9%
4.1%
CIEN
Faster 2-yr revenue CAGR
CLRO
CLRO
Annualised
CLRO
NaN%
3.9%
CIEN

Income Statement — Q4 2025 vs Q4 2025

Metric
CIEN
CIEN
CLRO
CLRO
Revenue
$1.2B
$-4.2M
Net Profit
$50.3M
$-4.9M
Gross Margin
41.3%
Operating Margin
6.0%
Net Margin
4.1%
116.9%
Revenue YoY
28.6%
Net Profit YoY
-124.3%
EPS (diluted)
$0.35
$-4.10

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
CLRO
CLRO
Q4 25
$-4.2M
Q3 25
$1.2B
$0
Q2 25
$1.1B
$1.9M
Q1 25
$1.1B
$2.3M
Q4 24
$1.1B
$-5.9M
Q3 24
$942.3M
$0
Q2 24
$910.8M
$2.3M
Q1 24
$1.0B
$3.6M
Net Profit
CIEN
CIEN
CLRO
CLRO
Q4 25
$-4.9M
Q3 25
$50.3M
$-13.7M
Q2 25
$9.0M
$-4.6M
Q1 25
$44.6M
$-2.8M
Q4 24
$37.0M
$-2.2M
Q3 24
$14.2M
$-2.1M
Q2 24
$-16.8M
$-2.8M
Q1 24
$49.5M
$-1.9M
Gross Margin
CIEN
CIEN
CLRO
CLRO
Q4 25
Q3 25
41.3%
Q2 25
40.2%
-12.1%
Q1 25
44.0%
5.2%
Q4 24
40.9%
Q3 24
42.9%
Q2 24
42.7%
-0.9%
Q1 24
45.0%
31.8%
Operating Margin
CIEN
CIEN
CLRO
CLRO
Q4 25
Q3 25
6.0%
Q2 25
2.9%
-237.9%
Q1 25
7.5%
-123.0%
Q4 24
5.3%
Q3 24
2.8%
Q2 24
-0.4%
-126.9%
Q1 24
8.2%
-57.4%
Net Margin
CIEN
CIEN
CLRO
CLRO
Q4 25
116.9%
Q3 25
4.1%
Q2 25
0.8%
-238.6%
Q1 25
4.2%
-122.5%
Q4 24
3.3%
37.2%
Q3 24
1.5%
Q2 24
-1.8%
-122.4%
Q1 24
4.8%
-52.4%
EPS (diluted)
CIEN
CIEN
CLRO
CLRO
Q4 25
$-4.10
Q3 25
$0.35
$-7.92
Q2 25
$0.06
$-2.64
Q1 25
$0.31
$-0.11
Q4 24
$0.26
$-2.48
Q3 24
$0.10
$-1.29
Q2 24
$-0.12
$-1.76
Q1 24
$0.34
$-0.08

Balance Sheet & Financial Strength

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

Metric
CIEN
CIEN
CLRO
CLRO
Cash + ST InvestmentsLiquidity on hand
$1.3B
$220.0K
Total DebtLower is stronger
Stockholders' EquityBook value
$2.8B
$-714.0K
Total Assets
$5.7B
$2.3M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIEN
CIEN
CLRO
CLRO
Q4 25
$220.0K
Q3 25
$1.3B
$101.0K
Q2 25
$1.3B
$1.1M
Q1 25
$1.2B
$961.0K
Q4 24
$1.3B
$1.4M
Q3 24
$1.1B
$2.8M
Q2 24
$1.3B
$4.3M
Q1 24
$1.4B
$21.4M
Stockholders' Equity
CIEN
CIEN
CLRO
CLRO
Q4 25
$-714.0K
Q3 25
$2.8B
$3.5M
Q2 25
$2.8B
$14.9M
Q1 25
$2.8B
$19.5M
Q4 24
$2.8B
$21.3M
Q3 24
$2.9B
$23.5M
Q2 24
$2.9B
$25.6M
Q1 24
$2.9B
$28.3M
Total Assets
CIEN
CIEN
CLRO
CLRO
Q4 25
$2.3M
Q3 25
$5.7B
$9.5M
Q2 25
$5.7B
$24.0M
Q1 25
$5.6B
$24.7M
Q4 24
$5.6B
$26.5M
Q3 24
$5.6B
$28.4M
Q2 24
$5.6B
$30.8M
Q1 24
$5.6B
$48.2M

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
CLRO
CLRO
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
CLRO
CLRO
Q4 25
Q3 25
$174.3M
Q2 25
$156.9M
$-1.1M
Q1 25
$103.7M
$-1.4M
Q4 24
$349.4M
$-1.5M
Q3 24
$-159.4M
$-1.9M
Q2 24
$58.5M
$-3.2M
Q1 24
$266.1M
$433.0K
Free Cash Flow
CIEN
CIEN
CLRO
CLRO
Q4 25
Q3 25
$134.6M
Q2 25
$128.2M
Q1 25
$76.8M
$-1.5M
Q4 24
$265.8M
$-1.6M
Q3 24
$-179.0M
$-1.9M
Q2 24
$41.6M
$-3.2M
Q1 24
$249.5M
$364.0K
FCF Margin
CIEN
CIEN
CLRO
CLRO
Q4 25
Q3 25
11.0%
Q2 25
11.4%
Q1 25
7.2%
-62.9%
Q4 24
23.6%
26.7%
Q3 24
-19.0%
Q2 24
4.6%
-139.8%
Q1 24
24.0%
10.0%
Capex Intensity
CIEN
CIEN
CLRO
CLRO
Q4 25
Q3 25
3.3%
Q2 25
2.6%
0.0%
Q1 25
2.5%
0.7%
Q4 24
7.4%
-0.7%
Q3 24
2.1%
Q2 24
1.9%
2.9%
Q1 24
1.6%
1.9%
Cash Conversion
CIEN
CIEN
CLRO
CLRO
Q4 25
Q3 25
3.47×
Q2 25
17.50×
Q1 25
2.33×
Q4 24
9.44×
Q3 24
-11.20×
Q2 24
Q1 24
5.37×

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%

CLRO
CLRO

Segment breakdown not available.

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