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

Aflac is the larger business by last-quarter revenue ($4.3B vs $2.5B, roughly 1.8× MPLX LP). MPLX LP runs the higher net margin — 49.1% vs 23.4%, a 25.6% gap on every dollar of revenue. On growth, Aflac posted the faster year-over-year revenue change (27.9% vs 1.4%). Over the past eight quarters, MPLX LP's revenue compounded faster (6.2% CAGR vs -8.0%).

Aflac Incorporated is an American insurance company and is the largest provider of supplemental insurance in the United States. It was founded in 1955 and is based in Columbus, Georgia. In the U.S., it underwrites a wide range of insurance policies, but is perhaps more known for its payroll deduction insurance coverage, which pays cash benefits when a policyholder has a covered accident or illness. The company states it "provides financial protection to more than 50 million people worldwide".

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.

AFL vs MPLX — Head-to-Head

Bigger by revenue
AFL
AFL
1.8× larger
AFL
$4.3B
$2.5B
MPLX
Growing faster (revenue YoY)
AFL
AFL
+26.5% gap
AFL
27.9%
1.4%
MPLX
Higher net margin
MPLX
MPLX
25.6% more per $
MPLX
49.1%
23.4%
AFL
Faster 2-yr revenue CAGR
MPLX
MPLX
Annualised
MPLX
6.2%
-8.0%
AFL

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
AFL
AFL
MPLX
MPLX
Revenue
$4.3B
$2.5B
Net Profit
$1.0B
$1.2B
Gross Margin
Operating Margin
60.5%
Net Margin
23.4%
49.1%
Revenue YoY
27.9%
1.4%
Net Profit YoY
8.5%
EPS (diluted)
$1.98

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
AFL
AFL
MPLX
MPLX
Q1 26
$4.3B
Q4 25
$4.9B
$2.5B
Q3 25
$4.7B
$2.5B
Q2 25
$4.2B
$2.4B
Q1 25
$3.4B
$2.5B
Q4 24
$5.4B
$2.4B
Q3 24
$2.9B
$2.3B
Q2 24
$5.1B
$2.3B
Net Profit
AFL
AFL
MPLX
MPLX
Q1 26
$1.0B
Q4 25
$1.4B
$1.2B
Q3 25
$1.6B
$1.6B
Q2 25
$599.0M
$1.1B
Q1 25
$29.0M
$1.1B
Q4 24
$1.9B
$1.1B
Q3 24
$-93.0M
$1.0B
Q2 24
$1.8B
$1.2B
Operating Margin
AFL
AFL
MPLX
MPLX
Q1 26
Q4 25
32.3%
60.5%
Q3 25
42.1%
73.2%
Q2 25
19.8%
54.9%
Q1 25
4.3%
55.5%
Q4 24
39.5%
55.6%
Q3 24
3.1%
54.4%
Q2 24
39.3%
62.9%
Net Margin
AFL
AFL
MPLX
MPLX
Q1 26
23.4%
Q4 25
28.3%
49.1%
Q3 25
34.6%
63.2%
Q2 25
14.4%
44.9%
Q1 25
0.9%
46.2%
Q4 24
35.2%
45.9%
Q3 24
-3.2%
44.6%
Q2 24
34.2%
52.6%
EPS (diluted)
AFL
AFL
MPLX
MPLX
Q1 26
$1.98
Q4 25
$2.58
Q3 25
$3.08
Q2 25
$1.11
Q1 25
$0.05
Q4 24
$3.45
Q3 24
$-0.17
Q2 24
$3.10

Balance Sheet & Financial Strength

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

Metric
AFL
AFL
MPLX
MPLX
Cash + ST InvestmentsLiquidity on hand
$5.1B
$2.1B
Total DebtLower is stronger
$24.2B
Stockholders' EquityBook value
$30.0B
Total Assets
$116.3B
$43.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AFL
AFL
MPLX
MPLX
Q1 26
$5.1B
Q4 25
$6.2B
$2.1B
Q3 25
$6.8B
$1.8B
Q2 25
$7.0B
$1.4B
Q1 25
$5.2B
$2.5B
Q4 24
$6.2B
$1.5B
Q3 24
$5.6B
$2.4B
Q2 24
$6.1B
$2.5B
Total Debt
AFL
AFL
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
AFL
AFL
MPLX
MPLX
Q1 26
$30.0B
Q4 25
$29.5B
Q3 25
$28.7B
Q2 25
$27.2B
Q1 25
$26.3B
Q4 24
$26.1B
Q3 24
$24.8B
Q2 24
$26.0B
Total Assets
AFL
AFL
MPLX
MPLX
Q1 26
$116.3B
Q4 25
$116.5B
$43.0B
Q3 25
$122.3B
$43.2B
Q2 25
$124.7B
$37.8B
Q1 25
$120.3B
$39.0B
Q4 24
$117.6B
$37.5B
Q3 24
$128.4B
$38.5B
Q2 24
$120.2B
$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
AFL
AFL
MPLX
MPLX
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
AFL
AFL
MPLX
MPLX
Q1 26
Q4 25
$315.0M
$1.5B
Q3 25
$1.3B
$1.4B
Q2 25
$399.0M
$1.7B
Q1 25
$589.0M
$1.2B
Q4 24
$333.0M
$1.7B
Q3 24
$1.3B
$1.4B
Q2 24
$255.0M
$1.6B
Free Cash Flow
AFL
AFL
MPLX
MPLX
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
AFL
AFL
MPLX
MPLX
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
AFL
AFL
MPLX
MPLX
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
AFL
AFL
MPLX
MPLX
Q1 26
Q4 25
0.23×
1.24×
Q3 25
0.76×
0.92×
Q2 25
0.67×
1.64×
Q1 25
20.31×
1.10×
Q4 24
0.18×
1.51×
Q3 24
1.35×
Q2 24
0.15×
1.32×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AFL
AFL

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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