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

CIENA CORP is the larger business by last-quarter revenue ($1.2B vs $961.0M, roughly 1.3× DENTSPLY SIRONA Inc.). CIENA CORP runs the higher net margin — 4.1% vs -15.2%, a 19.3% gap on every dollar of revenue. CIENA CORP produced more free cash flow last quarter ($134.6M vs $60.0M). Over the past eight quarters, CIENA CORP's revenue compounded faster (3.9% CAGR vs 0.4%).

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).

Dentsply Sirona Inc. is an American dental equipment manufacturer and dental consumables producer that markets its products in over 120 countries. It has factories in 21 countries. The present company is largely the result of a merger in 1993 in which Gendex Corporation acquired Dentsply International Inc. for $590 million.

CIEN vs XRAY — Head-to-Head

Bigger by revenue
CIEN
CIEN
1.3× larger
CIEN
$1.2B
$961.0M
XRAY
Higher net margin
CIEN
CIEN
19.3% more per $
CIEN
4.1%
-15.2%
XRAY
More free cash flow
CIEN
CIEN
$74.6M more FCF
CIEN
$134.6M
$60.0M
XRAY
Faster 2-yr revenue CAGR
CIEN
CIEN
Annualised
CIEN
3.9%
0.4%
XRAY

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
CIEN
CIEN
XRAY
XRAY
Revenue
$1.2B
$961.0M
Net Profit
$50.3M
$-146.0M
Gross Margin
41.3%
46.1%
Operating Margin
6.0%
-14.5%
Net Margin
4.1%
-15.2%
Revenue YoY
6.2%
Net Profit YoY
66.0%
EPS (diluted)
$0.35
$-0.74

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
XRAY
XRAY
Q4 25
$961.0M
Q3 25
$1.2B
$904.0M
Q2 25
$1.1B
$936.0M
Q1 25
$1.1B
$879.0M
Q4 24
$1.1B
$905.0M
Q3 24
$942.3M
$951.0M
Q2 24
$910.8M
$984.0M
Q1 24
$1.0B
$953.0M
Net Profit
CIEN
CIEN
XRAY
XRAY
Q4 25
$-146.0M
Q3 25
$50.3M
$-427.0M
Q2 25
$9.0M
$-45.0M
Q1 25
$44.6M
$20.0M
Q4 24
$37.0M
$-430.0M
Q3 24
$14.2M
$-494.0M
Q2 24
$-16.8M
$-4.0M
Q1 24
$49.5M
$18.0M
Gross Margin
CIEN
CIEN
XRAY
XRAY
Q4 25
46.1%
Q3 25
41.3%
48.8%
Q2 25
40.2%
52.4%
Q1 25
44.0%
53.0%
Q4 24
40.9%
49.3%
Q3 24
42.9%
52.1%
Q2 24
42.7%
51.9%
Q1 24
45.0%
53.1%
Operating Margin
CIEN
CIEN
XRAY
XRAY
Q4 25
-14.5%
Q3 25
6.0%
-24.1%
Q2 25
2.9%
-13.7%
Q1 25
7.5%
7.2%
Q4 24
5.3%
-56.2%
Q3 24
2.8%
-48.6%
Q2 24
-0.4%
5.1%
Q1 24
8.2%
4.4%
Net Margin
CIEN
CIEN
XRAY
XRAY
Q4 25
-15.2%
Q3 25
4.1%
-47.2%
Q2 25
0.8%
-4.8%
Q1 25
4.2%
2.3%
Q4 24
3.3%
-47.5%
Q3 24
1.5%
-51.9%
Q2 24
-1.8%
-0.4%
Q1 24
4.8%
1.9%
EPS (diluted)
CIEN
CIEN
XRAY
XRAY
Q4 25
$-0.74
Q3 25
$0.35
$-2.14
Q2 25
$0.06
$-0.22
Q1 25
$0.31
$0.10
Q4 24
$0.26
$-2.09
Q3 24
$0.10
$-2.46
Q2 24
$-0.12
$-0.02
Q1 24
$0.34
$0.09

Balance Sheet & Financial Strength

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

Metric
CIEN
CIEN
XRAY
XRAY
Cash + ST InvestmentsLiquidity on hand
$1.3B
$326.0M
Total DebtLower is stronger
$2.3B
Stockholders' EquityBook value
$2.8B
$1.3B
Total Assets
$5.7B
$5.4B
Debt / EquityLower = less leverage
1.70×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIEN
CIEN
XRAY
XRAY
Q4 25
$326.0M
Q3 25
$1.3B
$363.0M
Q2 25
$1.3B
$359.0M
Q1 25
$1.2B
$398.0M
Q4 24
$1.3B
$272.0M
Q3 24
$1.1B
$296.0M
Q2 24
$1.3B
$279.0M
Q1 24
$1.4B
$291.0M
Total Debt
CIEN
CIEN
XRAY
XRAY
Q4 25
$2.3B
Q3 25
Q2 25
Q1 25
Q4 24
$1.7B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
CIEN
CIEN
XRAY
XRAY
Q4 25
$1.3B
Q3 25
$2.8B
$1.5B
Q2 25
$2.8B
$2.0B
Q1 25
$2.8B
$2.0B
Q4 24
$2.8B
$1.9B
Q3 24
$2.9B
$2.5B
Q2 24
$2.9B
$3.1B
Q1 24
$2.9B
$3.3B
Total Assets
CIEN
CIEN
XRAY
XRAY
Q4 25
$5.4B
Q3 25
$5.7B
$5.7B
Q2 25
$5.7B
$6.1B
Q1 25
$5.6B
$6.0B
Q4 24
$5.6B
$5.8B
Q3 24
$5.6B
$6.6B
Q2 24
$5.6B
$6.9B
Q1 24
$5.6B
$7.1B
Debt / Equity
CIEN
CIEN
XRAY
XRAY
Q4 25
1.70×
Q3 25
Q2 25
Q1 25
Q4 24
0.90×
Q3 24
Q2 24
Q1 24

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
XRAY
XRAY
Operating Cash FlowLast quarter
$174.3M
$101.0M
Free Cash FlowOCF − Capex
$134.6M
$60.0M
FCF MarginFCF / Revenue
11.0%
6.2%
Capex IntensityCapex / Revenue
3.3%
4.3%
Cash ConversionOCF / Net Profit
3.47×
TTM Free Cash FlowTrailing 4 quarters
$605.5M
$104.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIEN
CIEN
XRAY
XRAY
Q4 25
$101.0M
Q3 25
$174.3M
$79.0M
Q2 25
$156.9M
$48.0M
Q1 25
$103.7M
$7.0M
Q4 24
$349.4M
$87.0M
Q3 24
$-159.4M
$141.0M
Q2 24
$58.5M
$208.0M
Q1 24
$266.1M
$25.0M
Free Cash Flow
CIEN
CIEN
XRAY
XRAY
Q4 25
$60.0M
Q3 25
$134.6M
$40.0M
Q2 25
$128.2M
$16.0M
Q1 25
$76.8M
$-12.0M
Q4 24
$265.8M
$36.0M
Q3 24
$-179.0M
$98.0M
Q2 24
$41.6M
$156.0M
Q1 24
$249.5M
$-9.0M
FCF Margin
CIEN
CIEN
XRAY
XRAY
Q4 25
6.2%
Q3 25
11.0%
4.4%
Q2 25
11.4%
1.7%
Q1 25
7.2%
-1.4%
Q4 24
23.6%
4.0%
Q3 24
-19.0%
10.3%
Q2 24
4.6%
15.9%
Q1 24
24.0%
-0.9%
Capex Intensity
CIEN
CIEN
XRAY
XRAY
Q4 25
4.3%
Q3 25
3.3%
4.3%
Q2 25
2.6%
3.4%
Q1 25
2.5%
2.2%
Q4 24
7.4%
5.6%
Q3 24
2.1%
4.5%
Q2 24
1.9%
5.3%
Q1 24
1.6%
3.6%
Cash Conversion
CIEN
CIEN
XRAY
XRAY
Q4 25
Q3 25
3.47×
Q2 25
17.50×
Q1 25
2.33×
0.35×
Q4 24
9.44×
Q3 24
-11.20×
Q2 24
Q1 24
5.37×
1.39×

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%

XRAY
XRAY

Essential Dental Solutions$372.0M39%
Equipment And Instruments$160.0M17%
Implants And Prosthetics$150.0M16%
CADCAM$139.0M14%
Wellspect Healthcare$88.0M9%
Orthodontics$52.0M5%

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