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

IQVIA is the larger business by last-quarter revenue ($4.4B vs $2.5B, roughly 1.8× MPLX LP). MPLX LP runs the higher net margin — 49.1% vs 11.8%, a 37.3% gap on every dollar of revenue. On growth, IQVIA posted the faster year-over-year revenue change (10.3% vs 1.4%). MPLX LP produced more free cash flow last quarter ($782.0M vs $561.0M). Over the past eight quarters, IQVIA's revenue compounded faster (8.1% CAGR vs 6.2%).

IQVIA Holdings, Inc., headquartered in Durham, North Carolina, is an American company focused on health information technology and clinical research.

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.

IQV vs MPLX — Head-to-Head

Bigger by revenue
IQV
IQV
1.8× larger
IQV
$4.4B
$2.5B
MPLX
Growing faster (revenue YoY)
IQV
IQV
+8.9% gap
IQV
10.3%
1.4%
MPLX
Higher net margin
MPLX
MPLX
37.3% more per $
MPLX
49.1%
11.8%
IQV
More free cash flow
MPLX
MPLX
$221.0M more FCF
MPLX
$782.0M
$561.0M
IQV
Faster 2-yr revenue CAGR
IQV
IQV
Annualised
IQV
8.1%
6.2%
MPLX

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IQV
IQV
MPLX
MPLX
Revenue
$4.4B
$2.5B
Net Profit
$514.0M
$1.2B
Gross Margin
Operating Margin
14.4%
60.5%
Net Margin
11.8%
49.1%
Revenue YoY
10.3%
1.4%
Net Profit YoY
17.6%
8.5%
EPS (diluted)
$2.97

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
IQV
IQV
MPLX
MPLX
Q4 25
$4.4B
$2.5B
Q3 25
$4.1B
$2.5B
Q2 25
$4.0B
$2.4B
Q1 25
$3.8B
$2.5B
Q4 24
$4.0B
$2.4B
Q3 24
$3.9B
$2.3B
Q2 24
$3.8B
$2.3B
Q1 24
$3.7B
$2.2B
Net Profit
IQV
IQV
MPLX
MPLX
Q4 25
$514.0M
$1.2B
Q3 25
$331.0M
$1.6B
Q2 25
$266.0M
$1.1B
Q1 25
$249.0M
$1.1B
Q4 24
$437.0M
$1.1B
Q3 24
$285.0M
$1.0B
Q2 24
$363.0M
$1.2B
Q1 24
$288.0M
$1.0B
Gross Margin
IQV
IQV
MPLX
MPLX
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
23.5%
Q2 24
22.6%
Q1 24
22.1%
Operating Margin
IQV
IQV
MPLX
MPLX
Q4 25
14.4%
60.5%
Q3 25
13.5%
73.2%
Q2 25
12.6%
54.9%
Q1 25
13.0%
55.5%
Q4 24
15.8%
55.6%
Q3 24
14.1%
54.4%
Q2 24
13.6%
62.9%
Q1 24
13.5%
57.6%
Net Margin
IQV
IQV
MPLX
MPLX
Q4 25
11.8%
49.1%
Q3 25
8.1%
63.2%
Q2 25
6.6%
44.9%
Q1 25
6.5%
46.2%
Q4 24
11.0%
45.9%
Q3 24
7.3%
44.6%
Q2 24
9.5%
52.6%
Q1 24
7.7%
46.7%
EPS (diluted)
IQV
IQV
MPLX
MPLX
Q4 25
$2.97
Q3 25
$1.93
Q2 25
$1.54
Q1 25
$1.40
Q4 24
$2.41
Q3 24
$1.55
Q2 24
$1.97
Q1 24
$1.56

Balance Sheet & Financial Strength

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

Metric
IQV
IQV
MPLX
MPLX
Cash + ST InvestmentsLiquidity on hand
$2.1B
$2.1B
Total DebtLower is stronger
$24.2B
Stockholders' EquityBook value
$6.5B
Total Assets
$29.9B
$43.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IQV
IQV
MPLX
MPLX
Q4 25
$2.1B
$2.1B
Q3 25
$2.0B
$1.8B
Q2 25
$2.2B
$1.4B
Q1 25
$1.9B
$2.5B
Q4 24
$1.8B
$1.5B
Q3 24
$1.7B
$2.4B
Q2 24
$1.7B
$2.5B
Q1 24
$1.6B
$385.0M
Total Debt
IQV
IQV
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
IQV
IQV
MPLX
MPLX
Q4 25
$6.5B
Q3 25
$6.2B
Q2 25
$5.8B
Q1 25
$6.0B
Q4 24
$6.1B
Q3 24
$7.0B
Q2 24
$6.7B
Q1 24
$6.3B
Total Assets
IQV
IQV
MPLX
MPLX
Q4 25
$29.9B
$43.0B
Q3 25
$28.7B
$43.2B
Q2 25
$28.6B
$37.8B
Q1 25
$27.3B
$39.0B
Q4 24
$26.9B
$37.5B
Q3 24
$27.2B
$38.5B
Q2 24
$26.4B
$38.4B
Q1 24
$26.6B
$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
IQV
IQV
MPLX
MPLX
Operating Cash FlowLast quarter
$735.0M
$1.5B
Free Cash FlowOCF − Capex
$561.0M
$782.0M
FCF MarginFCF / Revenue
12.9%
31.9%
Capex IntensityCapex / Revenue
4.0%
29.1%
Cash ConversionOCF / Net Profit
1.43×
1.24×
TTM Free Cash FlowTrailing 4 quarters
$2.1B
$4.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IQV
IQV
MPLX
MPLX
Q4 25
$735.0M
$1.5B
Q3 25
$908.0M
$1.4B
Q2 25
$443.0M
$1.7B
Q1 25
$568.0M
$1.2B
Q4 24
$885.0M
$1.7B
Q3 24
$721.0M
$1.4B
Q2 24
$588.0M
$1.6B
Q1 24
$522.0M
$1.3B
Free Cash Flow
IQV
IQV
MPLX
MPLX
Q4 25
$561.0M
$782.0M
Q3 25
$772.0M
$905.0M
Q2 25
$292.0M
$1.4B
Q1 25
$426.0M
$979.0M
Q4 24
$721.0M
$1.4B
Q3 24
$571.0M
$1.1B
Q2 24
$445.0M
$1.4B
Q1 24
$377.0M
$1.0B
FCF Margin
IQV
IQV
MPLX
MPLX
Q4 25
12.9%
31.9%
Q3 25
18.8%
36.8%
Q2 25
7.3%
60.9%
Q1 25
11.1%
39.8%
Q4 24
18.2%
56.6%
Q3 24
14.7%
48.4%
Q2 24
11.7%
60.0%
Q1 24
10.1%
47.7%
Capex Intensity
IQV
IQV
MPLX
MPLX
Q4 25
4.0%
29.1%
Q3 25
3.3%
21.4%
Q2 25
3.8%
12.8%
Q1 25
3.7%
10.9%
Q4 24
4.1%
12.7%
Q3 24
3.9%
11.9%
Q2 24
3.7%
9.4%
Q1 24
3.9%
11.7%
Cash Conversion
IQV
IQV
MPLX
MPLX
Q4 25
1.43×
1.24×
Q3 25
2.74×
0.92×
Q2 25
1.67×
1.64×
Q1 25
2.28×
1.10×
Q4 24
2.03×
1.51×
Q3 24
2.53×
1.35×
Q2 24
1.62×
1.32×
Q1 24
1.81×
1.27×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IQV
IQV

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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