vs

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

Prologis is the larger business by last-quarter revenue ($2.3B vs $1.2B, roughly 1.8× CIENA CORP). Prologis runs the higher net margin — 62.1% vs 4.1%, a 58.0% gap on every dollar of revenue. Over the past eight quarters, Prologis's revenue compounded faster (7.3% 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).

Prologis, Inc. is a real estate investment trust headquartered in San Francisco, California that invests in logistics facilities. The company was formed through the merger of AMB Property Corporation and Prologis in June 2011, which made Prologis the largest industrial real estate company in the world. As of 2025, the company operates more than 15,000 land acres and over 6,000 buildings comprising about 1.

CIEN vs PLD — Head-to-Head

Bigger by revenue
PLD
PLD
1.8× larger
PLD
$2.3B
$1.2B
CIEN
Higher net margin
PLD
PLD
58.0% more per $
PLD
62.1%
4.1%
CIEN
Faster 2-yr revenue CAGR
PLD
PLD
Annualised
PLD
7.3%
3.9%
CIEN

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
CIEN
CIEN
PLD
PLD
Revenue
$1.2B
$2.3B
Net Profit
$50.3M
$1.4B
Gross Margin
41.3%
Operating Margin
6.0%
72.2%
Net Margin
4.1%
62.1%
Revenue YoY
2.4%
Net Profit YoY
9.5%
EPS (diluted)
$0.35
$1.50

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
PLD
PLD
Q4 25
$2.3B
Q3 25
$1.2B
$2.2B
Q2 25
$1.1B
$2.2B
Q1 25
$1.1B
$2.1B
Q4 24
$1.1B
$2.2B
Q3 24
$942.3M
$2.0B
Q2 24
$910.8M
$2.0B
Q1 24
$1.0B
$2.0B
Net Profit
CIEN
CIEN
PLD
PLD
Q4 25
$1.4B
Q3 25
$50.3M
$764.3M
Q2 25
$9.0M
$571.2M
Q1 25
$44.6M
$593.0M
Q4 24
$37.0M
$1.3B
Q3 24
$14.2M
$1.0B
Q2 24
$-16.8M
$861.3M
Q1 24
$49.5M
$585.7M
Gross Margin
CIEN
CIEN
PLD
PLD
Q4 25
Q3 25
41.3%
Q2 25
40.2%
Q1 25
44.0%
Q4 24
40.9%
Q3 24
42.9%
Q2 24
42.7%
Q1 24
45.0%
Operating Margin
CIEN
CIEN
PLD
PLD
Q4 25
72.2%
Q3 25
6.0%
42.5%
Q2 25
2.9%
41.8%
Q1 25
7.5%
41.1%
Q4 24
5.3%
64.6%
Q3 24
2.8%
61.4%
Q2 24
-0.4%
51.0%
Q1 24
8.2%
36.8%
Net Margin
CIEN
CIEN
PLD
PLD
Q4 25
62.1%
Q3 25
4.1%
34.5%
Q2 25
0.8%
26.2%
Q1 25
4.2%
27.7%
Q4 24
3.3%
58.1%
Q3 24
1.5%
49.4%
Q2 24
-1.8%
42.9%
Q1 24
4.8%
29.9%
EPS (diluted)
CIEN
CIEN
PLD
PLD
Q4 25
$1.50
Q3 25
$0.35
$0.82
Q2 25
$0.06
$0.61
Q1 25
$0.31
$0.63
Q4 24
$0.26
$1.38
Q3 24
$0.10
$1.08
Q2 24
$-0.12
$0.92
Q1 24
$0.34
$0.63

Balance Sheet & Financial Strength

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

Metric
CIEN
CIEN
PLD
PLD
Cash + ST InvestmentsLiquidity on hand
$1.3B
$1.1B
Total DebtLower is stronger
$35.0B
Stockholders' EquityBook value
$2.8B
$53.2B
Total Assets
$5.7B
$98.7B
Debt / EquityLower = less leverage
0.66×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIEN
CIEN
PLD
PLD
Q4 25
$1.1B
Q3 25
$1.3B
$1.2B
Q2 25
$1.3B
$1.1B
Q1 25
$1.2B
$671.1M
Q4 24
$1.3B
$1.3B
Q3 24
$1.1B
$780.9M
Q2 24
$1.3B
$598.3M
Q1 24
$1.4B
$500.6M
Total Debt
CIEN
CIEN
PLD
PLD
Q4 25
$35.0B
Q3 25
$35.3B
Q2 25
$34.7B
Q1 25
$32.3B
Q4 24
$30.9B
Q3 24
$32.3B
Q2 24
$29.9B
Q1 24
$29.6B
Stockholders' Equity
CIEN
CIEN
PLD
PLD
Q4 25
$53.2B
Q3 25
$2.8B
$52.6B
Q2 25
$2.8B
$52.7B
Q1 25
$2.8B
$53.5B
Q4 24
$2.8B
$54.0B
Q3 24
$2.9B
$53.1B
Q2 24
$2.9B
$53.3B
Q1 24
$2.9B
$53.2B
Total Assets
CIEN
CIEN
PLD
PLD
Q4 25
$98.7B
Q3 25
$5.7B
$98.3B
Q2 25
$5.7B
$97.7B
Q1 25
$5.6B
$96.0B
Q4 24
$5.6B
$95.3B
Q3 24
$5.6B
$95.9B
Q2 24
$5.6B
$93.5B
Q1 24
$5.6B
$93.3B
Debt / Equity
CIEN
CIEN
PLD
PLD
Q4 25
0.66×
Q3 25
0.67×
Q2 25
0.66×
Q1 25
0.60×
Q4 24
0.57×
Q3 24
0.61×
Q2 24
0.56×
Q1 24
0.56×

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
PLD
PLD
Operating Cash FlowLast quarter
$174.3M
$1.2B
Free Cash FlowOCF − Capex
$134.6M
FCF MarginFCF / Revenue
11.0%
Capex IntensityCapex / Revenue
3.3%
Cash ConversionOCF / Net Profit
3.47×
0.83×
TTM Free Cash FlowTrailing 4 quarters
$605.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIEN
CIEN
PLD
PLD
Q4 25
$1.2B
Q3 25
$174.3M
$1.4B
Q2 25
$156.9M
$1.2B
Q1 25
$103.7M
$1.2B
Q4 24
$349.4M
$1.3B
Q3 24
$-159.4M
$1.4B
Q2 24
$58.5M
$1.1B
Q1 24
$266.1M
$1.1B
Free Cash Flow
CIEN
CIEN
PLD
PLD
Q4 25
Q3 25
$134.6M
Q2 25
$128.2M
Q1 25
$76.8M
Q4 24
$265.8M
Q3 24
$-179.0M
Q2 24
$41.6M
Q1 24
$249.5M
FCF Margin
CIEN
CIEN
PLD
PLD
Q4 25
Q3 25
11.0%
Q2 25
11.4%
Q1 25
7.2%
Q4 24
23.6%
Q3 24
-19.0%
Q2 24
4.6%
Q1 24
24.0%
Capex Intensity
CIEN
CIEN
PLD
PLD
Q4 25
Q3 25
3.3%
Q2 25
2.6%
Q1 25
2.5%
Q4 24
7.4%
Q3 24
2.1%
Q2 24
1.9%
Q1 24
1.6%
Cash Conversion
CIEN
CIEN
PLD
PLD
Q4 25
0.83×
Q3 25
3.47×
1.89×
Q2 25
17.50×
2.17×
Q1 25
2.33×
1.96×
Q4 24
9.44×
1.04×
Q3 24
-11.20×
1.43×
Q2 24
1.26×
Q1 24
5.37×
1.80×

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%

PLD
PLD

Real Estate Operations Segment$2.0B88%
Unconsolidated Co Investment Ventures$131.7M6%
Other$82.6M4%
Strategic Capital Segment$49.9M2%

Related Comparisons