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Side-by-side financial comparison of Unum Group (UNM) and Williams Companies (WMB). Click either name above to swap in a different company.

Williams Companies is the larger business by last-quarter revenue ($3.8B vs $3.4B, roughly 1.1× Unum Group). Williams Companies runs the higher net margin — 19.1% vs 6.9%, a 12.2% gap on every dollar of revenue. On growth, Williams Companies posted the faster year-over-year revenue change (12.7% vs 8.5%). Over the past eight quarters, Williams Companies's revenue compounded faster (7.3% CAGR vs 1.9%).

Unum Group is an American insurance company headquartered in Chattanooga, Tennessee. Founded as Union Mutual in 1848 and known as UnumProvident from 1999–2007, the company is part of the Fortune 500. Unum Group was created by the 1999 merger of Unum Corporation and The Provident Companies and comprises four distinct businesses – Unum US, Unum UK, Unum Poland and Colonial Life. Its underwriting insurers include The Paul Revere Life Insurance Company and Provident Life and Accident Insurance Co...

The Williams Companies, Inc. is an American energy company based in Tulsa, Oklahoma. Its core business is natural gas processing and transportation, with additional petroleum and electricity generation assets. A Fortune 500 company, its common stock is a component of the S&P 500.

UNM vs WMB — Head-to-Head

Bigger by revenue
WMB
WMB
1.1× larger
WMB
$3.8B
$3.4B
UNM
Growing faster (revenue YoY)
WMB
WMB
+4.1% gap
WMB
12.7%
8.5%
UNM
Higher net margin
WMB
WMB
12.2% more per $
WMB
19.1%
6.9%
UNM
Faster 2-yr revenue CAGR
WMB
WMB
Annualised
WMB
7.3%
1.9%
UNM

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
UNM
UNM
WMB
WMB
Revenue
$3.4B
$3.8B
Net Profit
$232.0M
$734.0M
Gross Margin
Operating Margin
27.3%
Net Margin
6.9%
19.1%
Revenue YoY
8.5%
12.7%
Net Profit YoY
22.7%
51.0%
EPS (diluted)
$0.60

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
UNM
UNM
WMB
WMB
Q1 26
$3.4B
Q4 25
$3.2B
$3.8B
Q3 25
$3.4B
$3.5B
Q2 25
$3.4B
$3.4B
Q1 25
$3.1B
$4.2B
Q4 24
$3.2B
$3.4B
Q3 24
$3.2B
$3.0B
Q2 24
$3.2B
$2.8B
Net Profit
UNM
UNM
WMB
WMB
Q1 26
$232.0M
Q4 25
$174.1M
$734.0M
Q3 25
$39.7M
$647.0M
Q2 25
$335.6M
$546.0M
Q1 25
$189.1M
$691.0M
Q4 24
$348.7M
$486.0M
Q3 24
$645.7M
$706.0M
Q2 24
$389.5M
$401.0M
Operating Margin
UNM
UNM
WMB
WMB
Q1 26
Q4 25
6.7%
27.3%
Q3 25
1.6%
31.8%
Q2 25
12.4%
28.0%
Q1 25
7.9%
26.1%
Q4 24
13.8%
23.2%
Q3 24
15.6%
27.6%
Q2 24
15.3%
24.4%
Net Margin
UNM
UNM
WMB
WMB
Q1 26
6.9%
Q4 25
5.4%
19.1%
Q3 25
1.2%
18.5%
Q2 25
10.0%
16.2%
Q1 25
6.1%
16.5%
Q4 24
10.8%
14.2%
Q3 24
20.1%
23.3%
Q2 24
12.0%
14.1%
EPS (diluted)
UNM
UNM
WMB
WMB
Q1 26
Q4 25
$1.06
$0.60
Q3 25
$0.23
$0.53
Q2 25
$1.92
$0.45
Q1 25
$1.06
$0.56
Q4 24
$1.91
$0.39
Q3 24
$3.46
$0.58
Q2 24
$2.05
$0.33

Balance Sheet & Financial Strength

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

Metric
UNM
UNM
WMB
WMB
Cash + ST InvestmentsLiquidity on hand
$2.1M
Total DebtLower is stronger
$3.8M
$27.3B
Stockholders' EquityBook value
$10.9M
$12.8B
Total Assets
$62.7M
$58.6B
Debt / EquityLower = less leverage
0.35×
2.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
UNM
UNM
WMB
WMB
Q1 26
$2.1M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Total Debt
UNM
UNM
WMB
WMB
Q1 26
$3.8M
Q4 25
$3.8B
$27.3B
Q3 25
$3.5B
$25.6B
Q2 25
$3.5B
$25.6B
Q1 25
$3.5B
$24.1B
Q4 24
$3.5B
$24.7B
Q3 24
$3.5B
$24.8B
Q2 24
$3.5B
$24.1B
Stockholders' Equity
UNM
UNM
WMB
WMB
Q1 26
$10.9M
Q4 25
$11.1B
$12.8B
Q3 25
$10.9B
$12.5B
Q2 25
$11.3B
$12.4B
Q1 25
$11.2B
$12.5B
Q4 24
$11.0B
$12.4B
Q3 24
$11.0B
$12.4B
Q2 24
$10.5B
$12.3B
Total Assets
UNM
UNM
WMB
WMB
Q1 26
$62.7M
Q4 25
$63.5B
$58.6B
Q3 25
$63.7B
$55.7B
Q2 25
$62.8B
$56.1B
Q1 25
$62.5B
$54.9B
Q4 24
$62.0B
$54.5B
Q3 24
$64.1B
$53.8B
Q2 24
$62.0B
$52.4B
Debt / Equity
UNM
UNM
WMB
WMB
Q1 26
0.35×
Q4 25
0.34×
2.13×
Q3 25
0.32×
2.04×
Q2 25
0.31×
2.06×
Q1 25
0.31×
1.93×
Q4 24
0.32×
1.99×
Q3 24
0.32×
2.00×
Q2 24
0.33×
1.96×

Cash Flow & Capital Efficiency

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

Metric
UNM
UNM
WMB
WMB
Operating Cash FlowLast quarter
$1.6B
Free Cash FlowOCF − Capex
$-379.0M
FCF MarginFCF / Revenue
-9.9%
Capex IntensityCapex / Revenue
50.9%
Cash ConversionOCF / Net Profit
2.15×
TTM Free Cash FlowTrailing 4 quarters
$1.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
UNM
UNM
WMB
WMB
Q1 26
Q4 25
$357.9M
$1.6B
Q3 25
$-371.8M
$1.4B
Q2 25
$348.0M
$1.4B
Q1 25
$353.6M
$1.4B
Q4 24
$485.8M
$1.2B
Q3 24
$390.0M
$1.2B
Q2 24
$339.1M
$1.3B
Free Cash Flow
UNM
UNM
WMB
WMB
Q1 26
Q4 25
$320.1M
$-379.0M
Q3 25
$-402.6M
$485.0M
Q2 25
$320.1M
$478.0M
Q1 25
$317.8M
$421.0M
Q4 24
$453.8M
$450.0M
Q3 24
$352.3M
$561.0M
Q2 24
$311.4M
$700.0M
FCF Margin
UNM
UNM
WMB
WMB
Q1 26
Q4 25
9.9%
-9.9%
Q3 25
-11.9%
13.9%
Q2 25
9.5%
14.2%
Q1 25
10.3%
10.1%
Q4 24
14.0%
13.2%
Q3 24
11.0%
18.5%
Q2 24
9.6%
24.6%
Capex Intensity
UNM
UNM
WMB
WMB
Q1 26
Q4 25
1.2%
50.9%
Q3 25
0.9%
27.3%
Q2 25
0.8%
28.8%
Q1 25
1.2%
24.2%
Q4 24
1.0%
22.5%
Q3 24
1.2%
22.5%
Q2 24
0.9%
20.3%
Cash Conversion
UNM
UNM
WMB
WMB
Q1 26
Q4 25
2.06×
2.15×
Q3 25
-9.37×
2.22×
Q2 25
1.04×
2.66×
Q1 25
1.87×
2.07×
Q4 24
1.39×
2.51×
Q3 24
0.60×
1.76×
Q2 24
0.87×
3.19×

Financial Flow Comparison

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

Revenue Breakdown by Segment

UNM
UNM

Premium Income$2.8B83%
Other$561.2M17%

WMB
WMB

Services$2.2B57%
Natural Gas Us Regulated$740.0M19%
West$730.0M19%
Non Regulated Service Commodity Consideration$51.0M1%
Natural Gas Gathering Transportation Marketing And Processing$45.0M1%
Affiliated Entity$23.0M1%
Other$14.0M0%
Other Service$11.0M0%

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