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Side-by-side financial comparison of CIENA CORP (CIEN) and Vulcan Materials Company (VMC). Click either name above to swap in a different company.

Vulcan Materials Company is the larger business by last-quarter revenue ($1.8B vs $1.2B, roughly 1.4× CIENA CORP). Vulcan Materials Company runs the higher net margin — 9.4% vs 4.1%, a 5.3% gap on every dollar of revenue. Over the past eight quarters, CIENA CORP's revenue compounded faster (3.9% CAGR vs -6.6%).

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).

Vulcan Materials Company is an American company based in Birmingham, Alabama. It is principally engaged in the production, distribution and sale of construction materials. Vulcan is the largest producer of construction materials, primarily gravel, crushed stone, and sand, and employs approximately 12,000 people at over 400 facilities. Vulcan serves 22 states, the District of Columbia, Mexico, Canada, Bahamas and the U.S. Virgin Islands.

CIEN vs VMC — Head-to-Head

Bigger by revenue
VMC
VMC
1.4× larger
VMC
$1.8B
$1.2B
CIEN
Higher net margin
VMC
VMC
5.3% more per $
VMC
9.4%
4.1%
CIEN
Faster 2-yr revenue CAGR
CIEN
CIEN
Annualised
CIEN
3.9%
-6.6%
VMC

Income Statement — Q3 FY2025 vs Q1 FY2026

Metric
CIEN
CIEN
VMC
VMC
Revenue
$1.2B
$1.8B
Net Profit
$50.3M
$165.0M
Gross Margin
41.3%
24.1%
Operating Margin
6.0%
15.1%
Net Margin
4.1%
9.4%
Revenue YoY
7.4%
Net Profit YoY
27.9%
EPS (diluted)
$0.35
$1.35

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
VMC
VMC
Q1 26
$1.8B
Q4 25
$1.9B
Q3 25
$1.2B
$2.3B
Q2 25
$1.1B
$2.1B
Q1 25
$1.1B
$1.6B
Q4 24
$1.1B
$1.9B
Q3 24
$942.3M
$2.0B
Q2 24
$910.8M
$2.0B
Net Profit
CIEN
CIEN
VMC
VMC
Q1 26
$165.0M
Q4 25
$252.0M
Q3 25
$50.3M
$374.9M
Q2 25
$9.0M
$320.9M
Q1 25
$44.6M
$128.9M
Q4 24
$37.0M
$293.6M
Q3 24
$14.2M
$207.6M
Q2 24
$-16.8M
$308.0M
Gross Margin
CIEN
CIEN
VMC
VMC
Q1 26
24.1%
Q4 25
25.5%
Q3 25
41.3%
30.4%
Q2 25
40.2%
29.7%
Q1 25
44.0%
22.3%
Q4 24
40.9%
29.0%
Q3 24
42.9%
28.2%
Q2 24
42.7%
29.4%
Operating Margin
CIEN
CIEN
VMC
VMC
Q1 26
15.1%
Q4 25
19.8%
Q3 25
6.0%
23.7%
Q2 25
2.9%
22.4%
Q1 25
7.5%
13.9%
Q4 24
5.3%
21.6%
Q3 24
2.8%
16.8%
Q2 24
-0.4%
22.5%
Net Margin
CIEN
CIEN
VMC
VMC
Q1 26
9.4%
Q4 25
13.2%
Q3 25
4.1%
16.4%
Q2 25
0.8%
15.3%
Q1 25
4.2%
7.9%
Q4 24
3.3%
15.8%
Q3 24
1.5%
10.4%
Q2 24
-1.8%
15.3%
EPS (diluted)
CIEN
CIEN
VMC
VMC
Q1 26
$1.35
Q4 25
$1.90
Q3 25
$0.35
$2.82
Q2 25
$0.06
$2.42
Q1 25
$0.31
$0.97
Q4 24
$0.26
$2.21
Q3 24
$0.10
$1.56
Q2 24
$-0.12
$2.31

Balance Sheet & Financial Strength

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

Metric
CIEN
CIEN
VMC
VMC
Cash + ST InvestmentsLiquidity on hand
$1.3B
$140.2M
Total DebtLower is stronger
$4.4B
Stockholders' EquityBook value
$2.8B
$8.5B
Total Assets
$5.7B
$16.7B
Debt / EquityLower = less leverage
0.51×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIEN
CIEN
VMC
VMC
Q1 26
$140.2M
Q4 25
$183.3M
Q3 25
$1.3B
$191.3M
Q2 25
$1.3B
$347.4M
Q1 25
$1.2B
$181.3M
Q4 24
$1.3B
$559.7M
Q3 24
$1.1B
$433.2M
Q2 24
$1.3B
$111.0M
Total Debt
CIEN
CIEN
VMC
VMC
Q1 26
$4.4B
Q4 25
$4.4B
Q3 25
$4.4B
Q2 25
$4.4B
Q1 25
$4.9B
Q4 24
$5.3B
Q3 24
$3.3B
Q2 24
$3.3B
Stockholders' Equity
CIEN
CIEN
VMC
VMC
Q1 26
$8.5B
Q4 25
$8.5B
Q3 25
$2.8B
$8.7B
Q2 25
$2.8B
$8.4B
Q1 25
$2.8B
$8.1B
Q4 24
$2.8B
$8.1B
Q3 24
$2.9B
$7.9B
Q2 24
$2.9B
$7.7B
Total Assets
CIEN
CIEN
VMC
VMC
Q1 26
$16.7B
Q4 25
$16.7B
Q3 25
$5.7B
$17.0B
Q2 25
$5.7B
$17.0B
Q1 25
$5.6B
$16.7B
Q4 24
$5.6B
$17.1B
Q3 24
$5.6B
$14.4B
Q2 24
$5.6B
$14.2B
Debt / Equity
CIEN
CIEN
VMC
VMC
Q1 26
0.51×
Q4 25
0.51×
Q3 25
0.50×
Q2 25
0.52×
Q1 25
0.60×
Q4 24
0.65×
Q3 24
0.42×
Q2 24
0.43×

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
VMC
VMC
Operating Cash FlowLast quarter
$174.3M
$241.1M
Free Cash FlowOCF − Capex
$134.6M
FCF MarginFCF / Revenue
11.0%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
3.47×
1.46×
TTM Free Cash FlowTrailing 4 quarters
$605.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIEN
CIEN
VMC
VMC
Q1 26
$241.1M
Q4 25
$543.0M
Q3 25
$174.3M
$676.8M
Q2 25
$156.9M
$341.7M
Q1 25
$103.7M
$251.5M
Q4 24
$349.4M
$440.1M
Q3 24
$-159.4M
$595.0M
Q2 24
$58.5M
$201.1M
Free Cash Flow
CIEN
CIEN
VMC
VMC
Q1 26
Q4 25
$358.2M
Q3 25
$134.6M
$454.8M
Q2 25
$128.2M
$238.8M
Q1 25
$76.8M
$83.5M
Q4 24
$265.8M
$277.6M
Q3 24
$-179.0M
$498.2M
Q2 24
$41.6M
$9.7M
FCF Margin
CIEN
CIEN
VMC
VMC
Q1 26
Q4 25
18.7%
Q3 25
11.0%
19.8%
Q2 25
11.4%
11.4%
Q1 25
7.2%
5.1%
Q4 24
23.6%
15.0%
Q3 24
-19.0%
24.9%
Q2 24
4.6%
0.5%
Capex Intensity
CIEN
CIEN
VMC
VMC
Q1 26
Q4 25
9.7%
Q3 25
3.3%
9.7%
Q2 25
2.6%
4.9%
Q1 25
2.5%
10.3%
Q4 24
7.4%
8.8%
Q3 24
2.1%
4.8%
Q2 24
1.9%
9.5%
Cash Conversion
CIEN
CIEN
VMC
VMC
Q1 26
1.46×
Q4 25
2.15×
Q3 25
3.47×
1.81×
Q2 25
17.50×
1.06×
Q1 25
2.33×
1.95×
Q4 24
9.44×
1.50×
Q3 24
-11.20×
2.87×
Q2 24
0.65×

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%

VMC
VMC

Segment breakdown not available.

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