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

CMS Energy is the larger business by last-quarter revenue ($2.1B vs $1.7B, roughly 1.3× OLIN Corp). CMS Energy runs the higher net margin — 13.5% vs -8.6%, a 22.1% gap on every dollar of revenue. On growth, CMS Energy posted the faster year-over-year revenue change (13.0% vs -0.4%). Over the past eight quarters, OLIN Corp's revenue compounded faster (0.9% 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.

Olin Corporation is an American manufacturer of ammunition, chlorine, and sodium hydroxide. The company traces its roots to two companies, both founded in 1892: Franklin W. Olin's Equitable Powder Company and the Mathieson Alkali Works. Accidents at Olin chemical plants have exposed employees and nearby residents to health hazards.

CMS vs OLN — Head-to-Head

Bigger by revenue
CMS
CMS
1.3× larger
CMS
$2.1B
$1.7B
OLN
Growing faster (revenue YoY)
CMS
CMS
+13.3% gap
CMS
13.0%
-0.4%
OLN
Higher net margin
CMS
CMS
22.1% more per $
CMS
13.5%
-8.6%
OLN
Faster 2-yr revenue CAGR
OLN
OLN
Annualised
OLN
0.9%
-0.2%
CMS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CMS
CMS
OLN
OLN
Revenue
$2.1B
$1.7B
Net Profit
$289.0M
$-143.2M
Gross Margin
1.9%
Operating Margin
20.4%
-9.4%
Net Margin
13.5%
-8.6%
Revenue YoY
13.0%
-0.4%
Net Profit YoY
9.1%
-1517.8%
EPS (diluted)
$0.94
$-1.25

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
OLN
OLN
Q4 25
$2.1B
$1.7B
Q3 25
$2.0B
$1.7B
Q2 25
$1.8B
$1.8B
Q1 25
$2.4B
$1.6B
Q4 24
$1.9B
$1.7B
Q3 24
$1.7B
$1.6B
Q2 24
$1.6B
$1.6B
Q1 24
$2.1B
$1.6B
Net Profit
CMS
CMS
OLN
OLN
Q4 25
$289.0M
$-143.2M
Q3 25
$277.0M
$43.7M
Q2 25
$201.0M
$-2.8M
Q1 25
$304.0M
$1.2M
Q4 24
$265.0M
$10.1M
Q3 24
$253.0M
$-25.2M
Q2 24
$198.0M
$72.3M
Q1 24
$287.0M
$47.8M
Gross Margin
CMS
CMS
OLN
OLN
Q4 25
1.9%
Q3 25
10.7%
Q2 25
7.9%
Q1 25
9.0%
Q4 24
9.4%
Q3 24
8.5%
Q2 24
14.5%
Q1 24
12.7%
Operating Margin
CMS
CMS
OLN
OLN
Q4 25
20.4%
-9.4%
Q3 25
24.4%
4.8%
Q2 25
17.6%
2.0%
Q1 25
20.6%
2.7%
Q4 24
22.5%
2.8%
Q3 24
21.4%
1.0%
Q2 24
18.0%
8.3%
Q1 24
19.2%
5.9%
Net Margin
CMS
CMS
OLN
OLN
Q4 25
13.5%
-8.6%
Q3 25
14.0%
2.6%
Q2 25
11.2%
-0.2%
Q1 25
12.7%
0.1%
Q4 24
14.0%
0.6%
Q3 24
14.8%
-1.6%
Q2 24
12.6%
4.4%
Q1 24
13.4%
2.9%
EPS (diluted)
CMS
CMS
OLN
OLN
Q4 25
$0.94
$-1.25
Q3 25
$0.92
$0.37
Q2 25
$0.66
$-0.01
Q1 25
$1.01
$0.01
Q4 24
$0.88
$0.10
Q3 24
$0.84
$-0.21
Q2 24
$0.65
$0.62
Q1 24
$0.96
$0.40

Balance Sheet & Financial Strength

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

Metric
CMS
CMS
OLN
OLN
Cash + ST InvestmentsLiquidity on hand
$509.0M
$167.6M
Total DebtLower is stronger
$2.8B
Stockholders' EquityBook value
$9.1B
$1.8B
Total Assets
$39.9B
$7.3B
Debt / EquityLower = less leverage
1.55×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CMS
CMS
OLN
OLN
Q4 25
$509.0M
$167.6M
Q3 25
$362.0M
Q2 25
$844.0M
Q1 25
$465.0M
Q4 24
$103.0M
$175.6M
Q3 24
$412.0M
Q2 24
$699.0M
Q1 24
$802.0M
Total Debt
CMS
CMS
OLN
OLN
Q4 25
$2.8B
Q3 25
$3.0B
Q2 25
$3.0B
Q1 25
$3.0B
Q4 24
$2.7B
Q3 24
$2.8B
Q2 24
$2.8B
Q1 24
$2.7B
Stockholders' Equity
CMS
CMS
OLN
OLN
Q4 25
$9.1B
$1.8B
Q3 25
$8.9B
$2.0B
Q2 25
$8.4B
$2.0B
Q1 25
$8.3B
$2.0B
Q4 24
$8.2B
$2.0B
Q3 24
$8.1B
$2.1B
Q2 24
$8.0B
$2.1B
Q1 24
$7.9B
$2.2B
Total Assets
CMS
CMS
OLN
OLN
Q4 25
$39.9B
$7.3B
Q3 25
$38.0B
$7.6B
Q2 25
$37.7B
$7.7B
Q1 25
$36.3B
$7.7B
Q4 24
$35.9B
$7.6B
Q3 24
$34.8B
$7.5B
Q2 24
$34.4B
$7.7B
Q1 24
$33.9B
$7.6B
Debt / Equity
CMS
CMS
OLN
OLN
Q4 25
1.55×
Q3 25
1.52×
Q2 25
1.52×
Q1 25
1.50×
Q4 24
1.34×
Q3 24
1.34×
Q2 24
1.31×
Q1 24
1.24×

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
OLN
OLN
Operating Cash FlowLast quarter
$478.0M
$321.2M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.65×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CMS
CMS
OLN
OLN
Q4 25
$478.0M
$321.2M
Q3 25
$343.0M
$26.7M
Q2 25
$414.0M
$212.3M
Q1 25
$1.0B
$-86.0M
Q4 24
$403.0M
$141.7M
Q3 24
$304.0M
$189.9M
Q2 24
$707.0M
$90.6M
Q1 24
$956.0M
$81.0M
Free Cash Flow
CMS
CMS
OLN
OLN
Q4 25
Q3 25
$-635.0M
$-44.4M
Q2 25
$-470.0M
Q1 25
$112.0M
$-147.4M
Q4 24
$90.7M
Q3 24
$-502.0M
$146.6M
Q2 24
$26.0M
$34.1M
Q1 24
$343.0M
$36.7M
FCF Margin
CMS
CMS
OLN
OLN
Q4 25
Q3 25
-32.2%
-2.6%
Q2 25
-26.1%
Q1 25
4.7%
-9.0%
Q4 24
5.4%
Q3 24
-29.3%
9.2%
Q2 24
1.6%
2.1%
Q1 24
16.0%
2.2%
Capex Intensity
CMS
CMS
OLN
OLN
Q4 25
Q3 25
49.5%
4.2%
Q2 25
49.2%
Q1 25
37.0%
3.7%
Q4 24
3.1%
Q3 24
47.1%
2.7%
Q2 24
43.2%
3.4%
Q1 24
28.6%
2.7%
Cash Conversion
CMS
CMS
OLN
OLN
Q4 25
1.65×
Q3 25
1.24×
0.61×
Q2 25
2.06×
Q1 25
3.29×
-71.67×
Q4 24
1.52×
14.03×
Q3 24
1.20×
Q2 24
3.57×
1.25×
Q1 24
3.33×
1.69×

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%

OLN
OLN

Chlorinechlorinederivativesandothercoproducts$456.2M27%
Causticsoda$400.2M24%
Militaryandlawenforcement$304.6M18%
Epoxyresins$194.9M12%
Aromaticsandallylics$164.4M10%
Commercial$144.8M9%

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