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Side-by-side financial comparison of LKQ Corporation (LKQ) and MPLX LP (MPLX). Click either name above to swap in a different company.

LKQ Corporation is the larger business by last-quarter revenue ($3.5B vs $2.5B, roughly 1.4× MPLX LP). MPLX LP runs the higher net margin — 49.1% vs 2.3%, a 46.8% gap on every dollar of revenue. On growth, LKQ Corporation posted the faster year-over-year revenue change (4.3% vs 1.4%). MPLX LP produced more free cash flow last quarter ($782.0M vs $700.0M). Over the past eight quarters, MPLX LP's revenue compounded faster (6.2% CAGR vs -3.3%).

LKQ Corporation is an American provider of alternative and speciality parts to repair and accessorize automobiles and other vehicles. LKQ has operations in North America, Europe and Taiwan. LKQ sells replacement systems, components, equipment and parts to repair and accessorize automobiles, trucks, and recreational and performance vehicles.

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.

LKQ vs MPLX — Head-to-Head

Bigger by revenue
LKQ
LKQ
1.4× larger
LKQ
$3.5B
$2.5B
MPLX
Growing faster (revenue YoY)
LKQ
LKQ
+2.9% gap
LKQ
4.3%
1.4%
MPLX
Higher net margin
MPLX
MPLX
46.8% more per $
MPLX
49.1%
2.3%
LKQ
More free cash flow
MPLX
MPLX
$82.0M more FCF
MPLX
$782.0M
$700.0M
LKQ
Faster 2-yr revenue CAGR
MPLX
MPLX
Annualised
MPLX
6.2%
-3.3%
LKQ

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
LKQ
LKQ
MPLX
MPLX
Revenue
$3.5B
$2.5B
Net Profit
$79.0M
$1.2B
Gross Margin
38.4%
Operating Margin
6.3%
60.5%
Net Margin
2.3%
49.1%
Revenue YoY
4.3%
1.4%
Net Profit YoY
-53.3%
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
LKQ
LKQ
MPLX
MPLX
Q1 26
$3.5B
Q4 25
$3.0B
$2.5B
Q3 25
$3.5B
$2.5B
Q2 25
$3.6B
$2.4B
Q1 25
$3.5B
$2.5B
Q4 24
$3.4B
$2.4B
Q3 24
$3.6B
$2.3B
Q2 24
$3.7B
$2.3B
Net Profit
LKQ
LKQ
MPLX
MPLX
Q1 26
$79.0M
Q4 25
$66.0M
$1.2B
Q3 25
$180.0M
$1.6B
Q2 25
$193.0M
$1.1B
Q1 25
$169.0M
$1.1B
Q4 24
$157.0M
$1.1B
Q3 24
$192.0M
$1.0B
Q2 24
$186.0M
$1.2B
Gross Margin
LKQ
LKQ
MPLX
MPLX
Q1 26
38.4%
Q4 25
37.2%
Q3 25
38.3%
Q2 25
38.8%
Q1 25
39.8%
Q4 24
39.5%
Q3 24
38.9%
Q2 24
38.8%
Operating Margin
LKQ
LKQ
MPLX
MPLX
Q1 26
6.3%
Q4 25
3.9%
60.5%
Q3 25
7.8%
73.2%
Q2 25
8.6%
54.9%
Q1 25
8.3%
55.5%
Q4 24
8.1%
55.6%
Q3 24
8.6%
54.4%
Q2 24
8.9%
62.9%
Net Margin
LKQ
LKQ
MPLX
MPLX
Q1 26
2.3%
Q4 25
2.2%
49.1%
Q3 25
5.1%
63.2%
Q2 25
5.3%
44.9%
Q1 25
4.9%
46.2%
Q4 24
4.7%
45.9%
Q3 24
5.4%
44.6%
Q2 24
5.0%
52.6%
EPS (diluted)
LKQ
LKQ
MPLX
MPLX
Q1 26
Q4 25
$0.25
Q3 25
$0.70
Q2 25
$0.75
Q1 25
$0.65
Q4 24
$0.60
Q3 24
$0.73
Q2 24
$0.70

Balance Sheet & Financial Strength

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

Metric
LKQ
LKQ
MPLX
MPLX
Cash + ST InvestmentsLiquidity on hand
$335.0M
$2.1B
Total DebtLower is stronger
$24.2B
Stockholders' EquityBook value
$6.5B
Total Assets
$15.1B
$43.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
LKQ
LKQ
MPLX
MPLX
Q1 26
$335.0M
Q4 25
$319.0M
$2.1B
Q3 25
$289.0M
$1.8B
Q2 25
$289.0M
$1.4B
Q1 25
$227.0M
$2.5B
Q4 24
$234.0M
$1.5B
Q3 24
$353.0M
$2.4B
Q2 24
$276.0M
$2.5B
Total Debt
LKQ
LKQ
MPLX
MPLX
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
LKQ
LKQ
MPLX
MPLX
Q1 26
$6.5B
Q4 25
$6.5B
Q3 25
$6.6B
Q2 25
$6.5B
Q1 25
$6.2B
Q4 24
$6.0B
Q3 24
$6.2B
Q2 24
$6.1B
Total Assets
LKQ
LKQ
MPLX
MPLX
Q1 26
$15.1B
Q4 25
$15.1B
$43.0B
Q3 25
$15.6B
$43.2B
Q2 25
$15.9B
$37.8B
Q1 25
$15.5B
$39.0B
Q4 24
$15.0B
$37.5B
Q3 24
$15.5B
$38.5B
Q2 24
$15.2B
$38.4B

Cash Flow & Capital Efficiency

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

Metric
LKQ
LKQ
MPLX
MPLX
Operating Cash FlowLast quarter
$-56.0M
$1.5B
Free Cash FlowOCF − Capex
$700.0M
$782.0M
FCF MarginFCF / Revenue
20.2%
31.9%
Capex IntensityCapex / Revenue
29.1%
Cash ConversionOCF / Net Profit
-0.71×
1.24×
TTM Free Cash FlowTrailing 4 quarters
$1.6B
$4.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
LKQ
LKQ
MPLX
MPLX
Q1 26
$-56.0M
Q4 25
$330.0M
$1.5B
Q3 25
$440.0M
$1.4B
Q2 25
$296.0M
$1.7B
Q1 25
$-3.0M
$1.2B
Q4 24
$235.0M
$1.7B
Q3 24
$420.0M
$1.4B
Q2 24
$213.0M
$1.6B
Free Cash Flow
LKQ
LKQ
MPLX
MPLX
Q1 26
$700.0M
Q4 25
$274.0M
$782.0M
Q3 25
$387.0M
$905.0M
Q2 25
$243.0M
$1.4B
Q1 25
$-57.0M
$979.0M
Q4 24
$149.0M
$1.4B
Q3 24
$341.0M
$1.1B
Q2 24
$133.0M
$1.4B
FCF Margin
LKQ
LKQ
MPLX
MPLX
Q1 26
20.2%
Q4 25
9.0%
31.9%
Q3 25
11.1%
36.8%
Q2 25
6.7%
60.9%
Q1 25
-1.6%
39.8%
Q4 24
4.4%
56.6%
Q3 24
9.5%
48.4%
Q2 24
3.6%
60.0%
Capex Intensity
LKQ
LKQ
MPLX
MPLX
Q1 26
Q4 25
1.8%
29.1%
Q3 25
1.5%
21.4%
Q2 25
1.5%
12.8%
Q1 25
1.6%
10.9%
Q4 24
2.6%
12.7%
Q3 24
2.2%
11.9%
Q2 24
2.2%
9.4%
Cash Conversion
LKQ
LKQ
MPLX
MPLX
Q1 26
-0.71×
Q4 25
5.00×
1.24×
Q3 25
2.44×
0.92×
Q2 25
1.53×
1.64×
Q1 25
-0.02×
1.10×
Q4 24
1.50×
1.51×
Q3 24
2.19×
1.35×
Q2 24
1.15×
1.32×

Financial Flow Comparison

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

Revenue Breakdown by Segment

LKQ
LKQ

Europe$1.6B46%
North America$1.3B39%
Specialty$408.0M12%
Other$107.0M3%

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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