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Side-by-side financial comparison of Canadian Solar Inc. (CSIQ) and MPLX LP (MPLX). Click either name above to swap in a different company.

Canadian Solar Inc. is the larger business by last-quarter revenue ($4.5B vs $2.5B, roughly 1.8× MPLX LP). MPLX LP runs the higher net margin — 49.1% vs 1.3%, a 47.8% gap on every dollar of revenue.

Canadian Solar Inc. is a global renewable energy company. Headquartered in Kitchener, Ontario, the company manufactures solar PV modules, provides battery energy storage solutions and develops utility-scale solar power and battery energy storage projects.

MarkWest Energy Partners, L.P., a subsidiary of MPLX LP, is a natural gas gathering, processing and transportation company master limited partnership of the United States. In 1988, the company was founded in Denver, Colorado and grew to be Colorado's 13th largest company. In 2015 it was acquired by MPLX, itself a subsidiary of Marathon Petroleum.

CSIQ vs MPLX — Head-to-Head

Bigger by revenue
CSIQ
CSIQ
1.8× larger
CSIQ
$4.5B
$2.5B
MPLX
Higher net margin
MPLX
MPLX
47.8% more per $
MPLX
49.1%
1.3%
CSIQ

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
CSIQ
CSIQ
MPLX
MPLX
Revenue
$4.5B
$2.5B
Net Profit
$57.6M
$1.2B
Gross Margin
17.5%
Operating Margin
2.2%
60.5%
Net Margin
1.3%
49.1%
Revenue YoY
1.4%
Net Profit YoY
8.5%
EPS (diluted)

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
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$2.5B
Q3 25
$4.5B
$2.5B
Q2 25
$3.0B
$2.4B
Q1 25
$1.3B
$2.5B
Q4 24
$2.4B
Q3 24
$5.9B
$2.3B
Q2 24
$4.1B
$2.3B
Q1 24
$2.2B
Net Profit
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$1.2B
Q3 25
$57.6M
$1.6B
Q2 25
$63.6M
$1.1B
Q1 25
$36.2M
$1.1B
Q4 24
$1.1B
Q3 24
$366.8M
$1.0B
Q2 24
$304.4M
$1.2B
Q1 24
$1.0B
Gross Margin
CSIQ
CSIQ
MPLX
MPLX
Q4 25
Q3 25
17.5%
Q2 25
18.0%
Q1 25
19.0%
Q4 24
Q3 24
18.0%
Q2 24
18.7%
Q1 24
Operating Margin
CSIQ
CSIQ
MPLX
MPLX
Q4 25
60.5%
Q3 25
2.2%
73.2%
Q2 25
3.3%
54.9%
Q1 25
3.7%
55.5%
Q4 24
55.6%
Q3 24
7.7%
54.4%
Q2 24
9.1%
62.9%
Q1 24
57.6%
Net Margin
CSIQ
CSIQ
MPLX
MPLX
Q4 25
49.1%
Q3 25
1.3%
63.2%
Q2 25
2.1%
44.9%
Q1 25
2.7%
46.2%
Q4 24
45.9%
Q3 24
6.2%
44.6%
Q2 24
7.5%
52.6%
Q1 24
46.7%

Balance Sheet & Financial Strength

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

Metric
CSIQ
CSIQ
MPLX
MPLX
Cash + ST InvestmentsLiquidity on hand
$1.7B
$2.1B
Total DebtLower is stronger
$24.2B
Stockholders' EquityBook value
$3.9B
Total Assets
$13.5B
$43.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$2.1B
Q3 25
$1.7B
$1.8B
Q2 25
$1.7B
$1.4B
Q1 25
$1.7B
$2.5B
Q4 24
$1.5B
Q3 24
$1.9B
$2.4B
Q2 24
$1.9B
$2.5B
Q1 24
$385.0M
Total Debt
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$24.2B
Q3 25
$24.1B
Q2 25
$19.7B
Q1 25
$19.7B
Q4 24
$19.3B
Q3 24
$19.3B
Q2 24
$19.2B
Q1 24
$18.8B
Stockholders' Equity
CSIQ
CSIQ
MPLX
MPLX
Q4 25
Q3 25
$3.9B
Q2 25
$3.9B
Q1 25
$3.9B
Q4 24
Q3 24
$3.7B
Q2 24
$3.7B
Q1 24
Total Assets
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$43.0B
Q3 25
$13.5B
$43.2B
Q2 25
$13.5B
$37.8B
Q1 25
$13.5B
$39.0B
Q4 24
$37.5B
Q3 24
$11.9B
$38.5B
Q2 24
$11.9B
$38.4B
Q1 24
$36.5B

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
CSIQ
CSIQ
MPLX
MPLX
Operating Cash FlowLast quarter
$-187.7M
$1.5B
Free Cash FlowOCF − Capex
$782.0M
FCF MarginFCF / Revenue
31.9%
Capex IntensityCapex / Revenue
29.1%
Cash ConversionOCF / Net Profit
-3.26×
1.24×
TTM Free Cash FlowTrailing 4 quarters
$4.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$1.5B
Q3 25
$-187.7M
$1.4B
Q2 25
$1.7B
Q1 25
$1.2B
Q4 24
$1.7B
Q3 24
$1.4B
Q2 24
$1.6B
Q1 24
$1.3B
Free Cash Flow
CSIQ
CSIQ
MPLX
MPLX
Q4 25
$782.0M
Q3 25
$905.0M
Q2 25
$1.4B
Q1 25
$979.0M
Q4 24
$1.4B
Q3 24
$1.1B
Q2 24
$1.4B
Q1 24
$1.0B
FCF Margin
CSIQ
CSIQ
MPLX
MPLX
Q4 25
31.9%
Q3 25
36.8%
Q2 25
60.9%
Q1 25
39.8%
Q4 24
56.6%
Q3 24
48.4%
Q2 24
60.0%
Q1 24
47.7%
Capex Intensity
CSIQ
CSIQ
MPLX
MPLX
Q4 25
29.1%
Q3 25
21.4%
Q2 25
12.8%
Q1 25
10.9%
Q4 24
12.7%
Q3 24
11.9%
Q2 24
9.4%
Q1 24
11.7%
Cash Conversion
CSIQ
CSIQ
MPLX
MPLX
Q4 25
1.24×
Q3 25
-3.26×
0.92×
Q2 25
1.64×
Q1 25
1.10×
Q4 24
1.51×
Q3 24
1.35×
Q2 24
1.32×
Q1 24
1.27×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

CSIQ
CSIQ

Segment breakdown not available.

MPLX
MPLX

Services$746.0M30%
Other$675.0M28%
Products$492.0M20%
Nonrelated Party$186.0M8%
Related Party$151.0M6%
Crude Oil And Products Logistics$104.0M4%
Service Other$56.0M2%
Natural Gas And NGL Services$41.0M2%

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