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

CIENA CORP is the larger business by last-quarter revenue ($1.2B vs $823.9M, roughly 1.5× ENTEGRIS INC). ENTEGRIS INC runs the higher net margin — 6.0% vs 4.1%, a 1.9% gap on every dollar of revenue. CIENA CORP produced more free cash flow last quarter ($134.6M vs $134.0M). Over the past eight quarters, CIENA CORP's revenue compounded faster (3.9% CAGR vs 3.4%).

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).

Entegris, Inc. is a supplier of materials for the semiconductor and other high-tech industries. Entegris has approximately 8,000 employees throughout its global operations. It has manufacturing, customer service and/or research facilities in the United States, Canada, China, Germany, Israel, Japan, Malaysia, Singapore, South Korea, and Taiwan. The company’s corporate headquarters are in Billerica, Massachusetts.

CIEN vs ENTG — Head-to-Head

Bigger by revenue
CIEN
CIEN
1.5× larger
CIEN
$1.2B
$823.9M
ENTG
Higher net margin
ENTG
ENTG
1.9% more per $
ENTG
6.0%
4.1%
CIEN
More free cash flow
CIEN
CIEN
$596.0K more FCF
CIEN
$134.6M
$134.0M
ENTG
Faster 2-yr revenue CAGR
CIEN
CIEN
Annualised
CIEN
3.9%
3.4%
ENTG

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
CIEN
CIEN
ENTG
ENTG
Revenue
$1.2B
$823.9M
Net Profit
$50.3M
$49.4M
Gross Margin
41.3%
43.8%
Operating Margin
6.0%
12.7%
Net Margin
4.1%
6.0%
Revenue YoY
-3.1%
Net Profit YoY
-51.7%
EPS (diluted)
$0.35
$0.33

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
ENTG
ENTG
Q4 25
$823.9M
Q3 25
$1.2B
$807.1M
Q2 25
$1.1B
$792.4M
Q1 25
$1.1B
$773.2M
Q4 24
$1.1B
$849.8M
Q3 24
$942.3M
$807.7M
Q2 24
$910.8M
$812.7M
Q1 24
$1.0B
$771.0M
Net Profit
CIEN
CIEN
ENTG
ENTG
Q4 25
$49.4M
Q3 25
$50.3M
$70.5M
Q2 25
$9.0M
$52.8M
Q1 25
$44.6M
$62.9M
Q4 24
$37.0M
$102.2M
Q3 24
$14.2M
$77.6M
Q2 24
$-16.8M
$67.7M
Q1 24
$49.5M
$45.3M
Gross Margin
CIEN
CIEN
ENTG
ENTG
Q4 25
43.8%
Q3 25
41.3%
43.5%
Q2 25
40.2%
44.4%
Q1 25
44.0%
46.1%
Q4 24
40.9%
45.6%
Q3 24
42.9%
46.0%
Q2 24
42.7%
46.2%
Q1 24
45.0%
45.6%
Operating Margin
CIEN
CIEN
ENTG
ENTG
Q4 25
12.7%
Q3 25
6.0%
15.2%
Q2 25
2.9%
13.4%
Q1 25
7.5%
15.8%
Q4 24
5.3%
17.6%
Q3 24
2.8%
16.9%
Q2 24
-0.4%
16.0%
Q1 24
8.2%
15.3%
Net Margin
CIEN
CIEN
ENTG
ENTG
Q4 25
6.0%
Q3 25
4.1%
8.7%
Q2 25
0.8%
6.7%
Q1 25
4.2%
8.1%
Q4 24
3.3%
12.0%
Q3 24
1.5%
9.6%
Q2 24
-1.8%
8.3%
Q1 24
4.8%
5.9%
EPS (diluted)
CIEN
CIEN
ENTG
ENTG
Q4 25
$0.33
Q3 25
$0.35
$0.46
Q2 25
$0.06
$0.35
Q1 25
$0.31
$0.41
Q4 24
$0.26
$0.67
Q3 24
$0.10
$0.51
Q2 24
$-0.12
$0.45
Q1 24
$0.34
$0.30

Balance Sheet & Financial Strength

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

Metric
CIEN
CIEN
ENTG
ENTG
Cash + ST InvestmentsLiquidity on hand
$1.3B
$360.4M
Total DebtLower is stronger
$3.7B
Stockholders' EquityBook value
$2.8B
$4.0B
Total Assets
$5.7B
$8.4B
Debt / EquityLower = less leverage
0.94×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIEN
CIEN
ENTG
ENTG
Q4 25
$360.4M
Q3 25
$1.3B
$399.8M
Q2 25
$1.3B
$376.8M
Q1 25
$1.2B
$340.9M
Q4 24
$1.3B
$329.2M
Q3 24
$1.1B
$432.1M
Q2 24
$1.3B
$320.0M
Q1 24
$1.4B
$340.7M
Total Debt
CIEN
CIEN
ENTG
ENTG
Q4 25
$3.7B
Q3 25
$3.8B
Q2 25
$4.0B
Q1 25
$4.0B
Q4 24
$4.0B
Q3 24
$4.1B
Q2 24
$4.1B
Q1 24
$4.2B
Stockholders' Equity
CIEN
CIEN
ENTG
ENTG
Q4 25
$4.0B
Q3 25
$2.8B
$3.9B
Q2 25
$2.8B
$3.8B
Q1 25
$2.8B
$3.7B
Q4 24
$2.8B
$3.7B
Q3 24
$2.9B
$3.6B
Q2 24
$2.9B
$3.5B
Q1 24
$2.9B
$3.4B
Total Assets
CIEN
CIEN
ENTG
ENTG
Q4 25
$8.4B
Q3 25
$5.7B
$8.4B
Q2 25
$5.7B
$8.4B
Q1 25
$5.6B
$8.4B
Q4 24
$5.6B
$8.4B
Q3 24
$5.6B
$8.5B
Q2 24
$5.6B
$8.3B
Q1 24
$5.6B
$8.4B
Debt / Equity
CIEN
CIEN
ENTG
ENTG
Q4 25
0.94×
Q3 25
0.99×
Q2 25
1.05×
Q1 25
1.06×
Q4 24
1.08×
Q3 24
1.15×
Q2 24
1.18×
Q1 24
1.22×

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
ENTG
ENTG
Operating Cash FlowLast quarter
$174.3M
$192.0M
Free Cash FlowOCF − Capex
$134.6M
$134.0M
FCF MarginFCF / Revenue
11.0%
16.3%
Capex IntensityCapex / Revenue
3.3%
7.0%
Cash ConversionOCF / Net Profit
3.47×
3.89×
TTM Free Cash FlowTrailing 4 quarters
$605.5M
$396.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIEN
CIEN
ENTG
ENTG
Q4 25
$192.0M
Q3 25
$174.3M
$249.5M
Q2 25
$156.9M
$113.5M
Q1 25
$103.7M
$140.4M
Q4 24
$349.4M
$176.1M
Q3 24
$-159.4M
$197.2M
Q2 24
$58.5M
$111.2M
Q1 24
$266.1M
$147.2M
Free Cash Flow
CIEN
CIEN
ENTG
ENTG
Q4 25
$134.0M
Q3 25
$134.6M
$182.8M
Q2 25
$128.2M
$47.0M
Q1 25
$76.8M
$32.4M
Q4 24
$265.8M
$68.6M
Q3 24
$-179.0M
$115.0M
Q2 24
$41.6M
$51.9M
Q1 24
$249.5M
$80.6M
FCF Margin
CIEN
CIEN
ENTG
ENTG
Q4 25
16.3%
Q3 25
11.0%
22.6%
Q2 25
11.4%
5.9%
Q1 25
7.2%
4.2%
Q4 24
23.6%
8.1%
Q3 24
-19.0%
14.2%
Q2 24
4.6%
6.4%
Q1 24
24.0%
10.4%
Capex Intensity
CIEN
CIEN
ENTG
ENTG
Q4 25
7.0%
Q3 25
3.3%
8.3%
Q2 25
2.6%
8.4%
Q1 25
2.5%
14.0%
Q4 24
7.4%
12.7%
Q3 24
2.1%
10.2%
Q2 24
1.9%
7.3%
Q1 24
1.6%
8.6%
Cash Conversion
CIEN
CIEN
ENTG
ENTG
Q4 25
3.89×
Q3 25
3.47×
3.54×
Q2 25
17.50×
2.15×
Q1 25
2.33×
2.23×
Q4 24
9.44×
1.72×
Q3 24
-11.20×
2.54×
Q2 24
1.64×
Q1 24
5.37×
3.25×

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%

ENTG
ENTG

Fabs$516.3M63%
Equipment And Engineering$121.8M15%
Chemical And Materials$83.8M10%
Other$61.7M7%
Non Semi$40.3M5%

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