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

MPLX LP is the larger business by last-quarter revenue ($2.5B vs $2.1B, roughly 1.1× CMS Energy). MPLX LP runs the higher net margin — 49.1% vs 13.5%, a 35.5% gap on every dollar of revenue. On growth, CMS Energy posted the faster year-over-year revenue change (13.0% vs 1.4%). Over the past eight quarters, MPLX LP's revenue compounded faster (6.2% CAGR vs -0.2%).

CMS Energy Corporation is an American energy company based in Jackson, Michigan, that is focused principally on utility operations in Michigan. Its principal business is Consumers Energy, a public utility that provides electricity and natural gas to more than 6 million of Michigan's 10 million residents. Its non-utility businesses are focused primarily on domestic independent power production. Consumers Energy has operated since 1886.

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.

CMS vs MPLX — Head-to-Head

Bigger by revenue
MPLX
MPLX
1.1× larger
MPLX
$2.5B
$2.1B
CMS
Growing faster (revenue YoY)
CMS
CMS
+11.6% gap
CMS
13.0%
1.4%
MPLX
Higher net margin
MPLX
MPLX
35.5% more per $
MPLX
49.1%
13.5%
CMS
Faster 2-yr revenue CAGR
MPLX
MPLX
Annualised
MPLX
6.2%
-0.2%
CMS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CMS
CMS
MPLX
MPLX
Revenue
$2.1B
$2.5B
Net Profit
$289.0M
$1.2B
Gross Margin
Operating Margin
20.4%
60.5%
Net Margin
13.5%
49.1%
Revenue YoY
13.0%
1.4%
Net Profit YoY
9.1%
8.5%
EPS (diluted)
$0.94

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
CMS
CMS
MPLX
MPLX
Q4 25
$2.1B
$2.5B
Q3 25
$2.0B
$2.5B
Q2 25
$1.8B
$2.4B
Q1 25
$2.4B
$2.5B
Q4 24
$1.9B
$2.4B
Q3 24
$1.7B
$2.3B
Q2 24
$1.6B
$2.3B
Q1 24
$2.1B
$2.2B
Net Profit
CMS
CMS
MPLX
MPLX
Q4 25
$289.0M
$1.2B
Q3 25
$277.0M
$1.6B
Q2 25
$201.0M
$1.1B
Q1 25
$304.0M
$1.1B
Q4 24
$265.0M
$1.1B
Q3 24
$253.0M
$1.0B
Q2 24
$198.0M
$1.2B
Q1 24
$287.0M
$1.0B
Operating Margin
CMS
CMS
MPLX
MPLX
Q4 25
20.4%
60.5%
Q3 25
24.4%
73.2%
Q2 25
17.6%
54.9%
Q1 25
20.6%
55.5%
Q4 24
22.5%
55.6%
Q3 24
21.4%
54.4%
Q2 24
18.0%
62.9%
Q1 24
19.2%
57.6%
Net Margin
CMS
CMS
MPLX
MPLX
Q4 25
13.5%
49.1%
Q3 25
14.0%
63.2%
Q2 25
11.2%
44.9%
Q1 25
12.7%
46.2%
Q4 24
14.0%
45.9%
Q3 24
14.8%
44.6%
Q2 24
12.6%
52.6%
Q1 24
13.4%
46.7%
EPS (diluted)
CMS
CMS
MPLX
MPLX
Q4 25
$0.94
Q3 25
$0.92
Q2 25
$0.66
Q1 25
$1.01
Q4 24
$0.88
Q3 24
$0.84
Q2 24
$0.65
Q1 24
$0.96

Balance Sheet & Financial Strength

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

Metric
CMS
CMS
MPLX
MPLX
Cash + ST InvestmentsLiquidity on hand
$509.0M
$2.1B
Total DebtLower is stronger
$24.2B
Stockholders' EquityBook value
$9.1B
Total Assets
$39.9B
$43.0B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CMS
CMS
MPLX
MPLX
Q4 25
$509.0M
$2.1B
Q3 25
$362.0M
$1.8B
Q2 25
$844.0M
$1.4B
Q1 25
$465.0M
$2.5B
Q4 24
$103.0M
$1.5B
Q3 24
$412.0M
$2.4B
Q2 24
$699.0M
$2.5B
Q1 24
$802.0M
$385.0M
Total Debt
CMS
CMS
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
CMS
CMS
MPLX
MPLX
Q4 25
$9.1B
Q3 25
$8.9B
Q2 25
$8.4B
Q1 25
$8.3B
Q4 24
$8.2B
Q3 24
$8.1B
Q2 24
$8.0B
Q1 24
$7.9B
Total Assets
CMS
CMS
MPLX
MPLX
Q4 25
$39.9B
$43.0B
Q3 25
$38.0B
$43.2B
Q2 25
$37.7B
$37.8B
Q1 25
$36.3B
$39.0B
Q4 24
$35.9B
$37.5B
Q3 24
$34.8B
$38.5B
Q2 24
$34.4B
$38.4B
Q1 24
$33.9B
$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
CMS
CMS
MPLX
MPLX
Operating Cash FlowLast quarter
$478.0M
$1.5B
Free Cash FlowOCF − Capex
$782.0M
FCF MarginFCF / Revenue
31.9%
Capex IntensityCapex / Revenue
29.1%
Cash ConversionOCF / Net Profit
1.65×
1.24×
TTM Free Cash FlowTrailing 4 quarters
$4.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CMS
CMS
MPLX
MPLX
Q4 25
$478.0M
$1.5B
Q3 25
$343.0M
$1.4B
Q2 25
$414.0M
$1.7B
Q1 25
$1.0B
$1.2B
Q4 24
$403.0M
$1.7B
Q3 24
$304.0M
$1.4B
Q2 24
$707.0M
$1.6B
Q1 24
$956.0M
$1.3B
Free Cash Flow
CMS
CMS
MPLX
MPLX
Q4 25
$782.0M
Q3 25
$-635.0M
$905.0M
Q2 25
$-470.0M
$1.4B
Q1 25
$112.0M
$979.0M
Q4 24
$1.4B
Q3 24
$-502.0M
$1.1B
Q2 24
$26.0M
$1.4B
Q1 24
$343.0M
$1.0B
FCF Margin
CMS
CMS
MPLX
MPLX
Q4 25
31.9%
Q3 25
-32.2%
36.8%
Q2 25
-26.1%
60.9%
Q1 25
4.7%
39.8%
Q4 24
56.6%
Q3 24
-29.3%
48.4%
Q2 24
1.6%
60.0%
Q1 24
16.0%
47.7%
Capex Intensity
CMS
CMS
MPLX
MPLX
Q4 25
29.1%
Q3 25
49.5%
21.4%
Q2 25
49.2%
12.8%
Q1 25
37.0%
10.9%
Q4 24
12.7%
Q3 24
47.1%
11.9%
Q2 24
43.2%
9.4%
Q1 24
28.6%
11.7%
Cash Conversion
CMS
CMS
MPLX
MPLX
Q4 25
1.65×
1.24×
Q3 25
1.24×
0.92×
Q2 25
2.06×
1.64×
Q1 25
3.29×
1.10×
Q4 24
1.52×
1.51×
Q3 24
1.20×
1.35×
Q2 24
3.57×
1.32×
Q1 24
3.33×
1.27×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CMS
CMS

Electric Utility$1.3B59%
Gas Utility$803.0M38%
North Star Clean Energy$77.0M4%

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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