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Side-by-side financial comparison of Owens Corning (OC) 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 $2.1B, roughly 1.8× Owens Corning). Williams Companies runs the higher net margin — 19.1% vs -13.9%, a 33.0% gap on every dollar of revenue. On growth, Williams Companies posted the faster year-over-year revenue change (12.7% vs -24.6%). Owens Corning produced more free cash flow last quarter ($333.0M vs $-379.0M). Over the past eight quarters, Williams Companies's revenue compounded faster (7.3% CAGR vs -3.5%).

Owens Corning is an American company that develops and produces insulation, roofing, and fiberglass composites and related products. It is the world's largest manufacturer of fiberglass composites. It was formed in 1935 as a partnership between two major American glassworks, Corning Glass Works and Owens-Illinois. The company employs approximately 19,000 people around the world. Owens Corning has been a Fortune 500 company every year since the list was created in 1955. The Pink Panther is the...

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.

OC vs WMB — Head-to-Head

Bigger by revenue
WMB
WMB
1.8× larger
WMB
$3.8B
$2.1B
OC
Growing faster (revenue YoY)
WMB
WMB
+37.2% gap
WMB
12.7%
-24.6%
OC
Higher net margin
WMB
WMB
33.0% more per $
WMB
19.1%
-13.9%
OC
More free cash flow
OC
OC
$712.0M more FCF
OC
$333.0M
$-379.0M
WMB
Faster 2-yr revenue CAGR
WMB
WMB
Annualised
WMB
7.3%
-3.5%
OC

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
OC
OC
WMB
WMB
Revenue
$2.1B
$3.8B
Net Profit
$-298.0M
$734.0M
Gross Margin
23.2%
Operating Margin
-10.5%
27.3%
Net Margin
-13.9%
19.1%
Revenue YoY
-24.6%
12.7%
Net Profit YoY
-15.5%
51.0%
EPS (diluted)
$-3.47
$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
OC
OC
WMB
WMB
Q4 25
$2.1B
$3.8B
Q3 25
$2.7B
$3.5B
Q2 25
$2.7B
$3.4B
Q1 25
$2.5B
$4.2B
Q4 24
$2.8B
$3.4B
Q3 24
$3.0B
$3.0B
Q2 24
$2.8B
$2.8B
Q1 24
$2.3B
$3.3B
Net Profit
OC
OC
WMB
WMB
Q4 25
$-298.0M
$734.0M
Q3 25
$-494.0M
$647.0M
Q2 25
$363.0M
$546.0M
Q1 25
$-93.0M
$691.0M
Q4 24
$-258.0M
$486.0M
Q3 24
$321.0M
$706.0M
Q2 24
$285.0M
$401.0M
Q1 24
$299.0M
$632.0M
Gross Margin
OC
OC
WMB
WMB
Q4 25
23.2%
Q3 25
28.2%
Q2 25
31.2%
Q1 25
28.7%
Q4 24
28.1%
Q3 24
29.8%
Q2 24
31.1%
Q1 24
29.6%
Operating Margin
OC
OC
WMB
WMB
Q4 25
-10.5%
27.3%
Q3 25
-12.2%
31.8%
Q2 25
18.4%
28.0%
Q1 25
16.1%
26.1%
Q4 24
-8.5%
23.2%
Q3 24
16.7%
27.6%
Q2 24
16.4%
24.4%
Q1 24
17.5%
30.3%
Net Margin
OC
OC
WMB
WMB
Q4 25
-13.9%
19.1%
Q3 25
-18.4%
18.5%
Q2 25
13.2%
16.2%
Q1 25
-3.7%
16.5%
Q4 24
-9.1%
14.2%
Q3 24
10.5%
23.3%
Q2 24
10.2%
14.1%
Q1 24
13.0%
18.9%
EPS (diluted)
OC
OC
WMB
WMB
Q4 25
$-3.47
$0.60
Q3 25
$-5.92
$0.53
Q2 25
$4.25
$0.45
Q1 25
$-1.08
$0.56
Q4 24
$-2.92
$0.39
Q3 24
$3.65
$0.58
Q2 24
$3.24
$0.33
Q1 24
$3.40
$0.52

Balance Sheet & Financial Strength

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

Metric
OC
OC
WMB
WMB
Cash + ST InvestmentsLiquidity on hand
$345.0M
Total DebtLower is stronger
$4.7B
$27.3B
Stockholders' EquityBook value
$3.9B
$12.8B
Total Assets
$13.0B
$58.6B
Debt / EquityLower = less leverage
1.22×
2.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
OC
OC
WMB
WMB
Q4 25
$345.0M
Q3 25
$286.0M
Q2 25
$230.0M
Q1 25
$400.0M
Q4 24
$361.0M
Q3 24
$499.0M
Q2 24
$254.0M
Q1 24
$1.3B
Total Debt
OC
OC
WMB
WMB
Q4 25
$4.7B
$27.3B
Q3 25
$4.7B
$25.6B
Q2 25
$5.1B
$25.6B
Q1 25
$5.0B
$24.1B
Q4 24
$5.1B
$24.7B
Q3 24
$5.0B
$24.8B
Q2 24
$5.0B
$24.1B
Q1 24
$2.6B
$24.1B
Stockholders' Equity
OC
OC
WMB
WMB
Q4 25
$3.9B
$12.8B
Q3 25
$4.4B
$12.5B
Q2 25
$5.2B
$12.4B
Q1 25
$4.9B
$12.5B
Q4 24
$5.1B
$12.4B
Q3 24
$5.6B
$12.4B
Q2 24
$5.5B
$12.3B
Q1 24
$5.2B
$12.4B
Total Assets
OC
OC
WMB
WMB
Q4 25
$13.0B
$58.6B
Q3 25
$13.5B
$55.7B
Q2 25
$14.5B
$56.1B
Q1 25
$14.3B
$54.9B
Q4 24
$14.1B
$54.5B
Q3 24
$15.1B
$53.8B
Q2 24
$15.0B
$52.4B
Q1 24
$11.3B
$52.7B
Debt / Equity
OC
OC
WMB
WMB
Q4 25
1.22×
2.13×
Q3 25
1.06×
2.04×
Q2 25
0.98×
2.06×
Q1 25
1.03×
1.93×
Q4 24
1.01×
1.99×
Q3 24
0.89×
2.00×
Q2 24
0.92×
1.96×
Q1 24
0.51×
1.94×

Cash Flow & Capital Efficiency

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

Metric
OC
OC
WMB
WMB
Operating Cash FlowLast quarter
$590.0M
$1.6B
Free Cash FlowOCF − Capex
$333.0M
$-379.0M
FCF MarginFCF / Revenue
15.5%
-9.9%
Capex IntensityCapex / Revenue
12.0%
50.9%
Cash ConversionOCF / Net Profit
2.15×
TTM Free Cash FlowTrailing 4 quarters
$962.0M
$1.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
OC
OC
WMB
WMB
Q4 25
$590.0M
$1.6B
Q3 25
$918.0M
$1.4B
Q2 25
$327.0M
$1.4B
Q1 25
$-49.0M
$1.4B
Q4 24
$676.0M
$1.2B
Q3 24
$699.0M
$1.2B
Q2 24
$493.0M
$1.3B
Q1 24
$24.0M
$1.2B
Free Cash Flow
OC
OC
WMB
WMB
Q4 25
$333.0M
$-379.0M
Q3 25
$752.0M
$485.0M
Q2 25
$129.0M
$478.0M
Q1 25
$-252.0M
$421.0M
Q4 24
$479.0M
$450.0M
Q3 24
$558.0M
$561.0M
Q2 24
$336.0M
$700.0M
Q1 24
$-128.0M
$690.0M
FCF Margin
OC
OC
WMB
WMB
Q4 25
15.5%
-9.9%
Q3 25
28.0%
13.9%
Q2 25
4.7%
14.2%
Q1 25
-10.0%
10.1%
Q4 24
16.9%
13.2%
Q3 24
18.3%
18.5%
Q2 24
12.0%
24.6%
Q1 24
-5.6%
20.7%
Capex Intensity
OC
OC
WMB
WMB
Q4 25
12.0%
50.9%
Q3 25
6.2%
27.3%
Q2 25
7.2%
28.8%
Q1 25
8.0%
24.2%
Q4 24
6.9%
22.5%
Q3 24
4.6%
22.5%
Q2 24
5.6%
20.3%
Q1 24
6.6%
16.3%
Cash Conversion
OC
OC
WMB
WMB
Q4 25
2.15×
Q3 25
2.22×
Q2 25
0.90×
2.66×
Q1 25
2.07×
Q4 24
2.51×
Q3 24
2.18×
1.76×
Q2 24
1.73×
3.19×
Q1 24
0.08×
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

OC
OC

Insulation$724.0M34%
Residential$625.0M29%
Doors$427.0M20%
Discontinued Operations Disposed Of By Sale$299.0M14%
Commercial And Industrial Sector$101.0M5%

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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