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Side-by-side financial comparison of MPLX LP (MPLX) and OLD REPUBLIC INTERNATIONAL CORP (ORI). Click either name above to swap in a different company.

MPLX LP is the larger business by last-quarter revenue ($2.5B vs $2.4B, roughly 1.0× OLD REPUBLIC INTERNATIONAL CORP). MPLX LP runs the higher net margin — 49.1% vs 13.8%, a 35.3% gap on every dollar of revenue. On growth, OLD REPUBLIC INTERNATIONAL CORP posted the faster year-over-year revenue change (6.7% vs 1.4%). Over the past eight quarters, OLD REPUBLIC INTERNATIONAL CORP's revenue compounded faster (13.2% CAGR vs 6.2%).

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.

Old Republic International Corporation is an American property insurance and title insurance company. The company is headquartered in Chicago, Illinois.

MPLX vs ORI — Head-to-Head

Bigger by revenue
MPLX
MPLX
1.0× larger
MPLX
$2.5B
$2.4B
ORI
Growing faster (revenue YoY)
ORI
ORI
+5.3% gap
ORI
6.7%
1.4%
MPLX
Higher net margin
MPLX
MPLX
35.3% more per $
MPLX
49.1%
13.8%
ORI
Faster 2-yr revenue CAGR
ORI
ORI
Annualised
ORI
13.2%
6.2%
MPLX

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
MPLX
MPLX
ORI
ORI
Revenue
$2.5B
$2.4B
Net Profit
$1.2B
$330.0M
Gross Margin
Operating Margin
60.5%
Net Margin
49.1%
13.8%
Revenue YoY
1.4%
6.7%
Net Profit YoY
8.5%
34.7%
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
MPLX
MPLX
ORI
ORI
Q1 26
$2.4B
Q4 25
$2.5B
$2.4B
Q3 25
$2.5B
$2.4B
Q2 25
$2.4B
$2.2B
Q1 25
$2.5B
$2.1B
Q4 24
$2.4B
$2.0B
Q3 24
$2.3B
$2.3B
Q2 24
$2.3B
$1.9B
Net Profit
MPLX
MPLX
ORI
ORI
Q1 26
$330.0M
Q4 25
$1.2B
$206.5M
Q3 25
$1.6B
$279.5M
Q2 25
$1.1B
$204.4M
Q1 25
$1.1B
$245.0M
Q4 24
$1.1B
$105.3M
Q3 24
$1.0B
$338.9M
Q2 24
$1.2B
$91.8M
Operating Margin
MPLX
MPLX
ORI
ORI
Q1 26
Q4 25
60.5%
Q3 25
73.2%
14.6%
Q2 25
54.9%
11.8%
Q1 25
55.5%
14.6%
Q4 24
55.6%
Q3 24
54.4%
18.2%
Q2 24
62.9%
6.1%
Net Margin
MPLX
MPLX
ORI
ORI
Q1 26
13.8%
Q4 25
49.1%
8.6%
Q3 25
63.2%
11.5%
Q2 25
44.9%
9.3%
Q1 25
46.2%
11.6%
Q4 24
45.9%
5.3%
Q3 24
44.6%
14.5%
Q2 24
52.6%
4.9%
EPS (diluted)
MPLX
MPLX
ORI
ORI
Q1 26
Q4 25
$0.82
Q3 25
$1.11
Q2 25
$0.81
Q1 25
$0.98
Q4 24
$0.42
Q3 24
$1.32
Q2 24
$0.35

Balance Sheet & Financial Strength

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

Metric
MPLX
MPLX
ORI
ORI
Cash + ST InvestmentsLiquidity on hand
$2.1B
Total DebtLower is stronger
$24.2B
Stockholders' EquityBook value
$5.9M
Total Assets
$43.0B
$29.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MPLX
MPLX
ORI
ORI
Q1 26
Q4 25
$2.1B
Q3 25
$1.8B
Q2 25
$1.4B
Q1 25
$2.5B
Q4 24
$1.5B
Q3 24
$2.4B
Q2 24
$2.5B
Total Debt
MPLX
MPLX
ORI
ORI
Q1 26
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
Stockholders' Equity
MPLX
MPLX
ORI
ORI
Q1 26
$5.9M
Q4 25
$5.9B
Q3 25
$6.4B
Q2 25
$6.2B
Q1 25
$5.9B
Q4 24
$5.6B
Q3 24
$6.4B
Q2 24
$6.0B
Total Assets
MPLX
MPLX
ORI
ORI
Q1 26
$29.6M
Q4 25
$43.0B
$29.9B
Q3 25
$43.2B
$30.3B
Q2 25
$37.8B
$29.3B
Q1 25
$39.0B
$28.0B
Q4 24
$37.5B
$27.8B
Q3 24
$38.5B
$28.8B
Q2 24
$38.4B
$27.5B

Cash Flow & Capital Efficiency

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

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

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MPLX
MPLX
ORI
ORI
Q1 26
Q4 25
$1.5B
$234.9M
Q3 25
$1.4B
$563.9M
Q2 25
$1.7B
$133.8M
Q1 25
$1.2B
$231.7M
Q4 24
$1.7B
$361.7M
Q3 24
$1.4B
$474.8M
Q2 24
$1.6B
$236.5M
Free Cash Flow
MPLX
MPLX
ORI
ORI
Q1 26
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
FCF Margin
MPLX
MPLX
ORI
ORI
Q1 26
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%
Capex Intensity
MPLX
MPLX
ORI
ORI
Q1 26
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%
Cash Conversion
MPLX
MPLX
ORI
ORI
Q1 26
Q4 25
1.24×
1.14×
Q3 25
0.92×
2.02×
Q2 25
1.64×
0.65×
Q1 25
1.10×
0.95×
Q4 24
1.51×
3.43×
Q3 24
1.35×
1.40×
Q2 24
1.32×
2.58×

Financial Flow Comparison

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

Revenue Breakdown by Segment

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%

ORI
ORI

operating$2.2B92%
Other$201.8M8%

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