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Side-by-side financial comparison of Mosaic Company (The) (MOS) 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 $3.0B, roughly 1.3× Mosaic Company (The)). Williams Companies runs the higher net margin — 19.1% vs -17.5%, a 36.6% gap on every dollar of revenue. On growth, Williams Companies posted the faster year-over-year revenue change (12.7% vs 5.6%). Williams Companies produced more free cash flow last quarter ($-379.0M vs $-405.7M). Over the past eight quarters, Williams Companies's revenue compounded faster (7.3% CAGR vs 5.3%).

The Mosaic Company is an American chemical company based in Tampa, Florida, which mines phosphate, potash, and collects urea for fertilizer, through various international distribution networks, and Mosaic Fertilizantes. It is the largest U.S. producer of potash and phosphate fertilizer.

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.

MOS vs WMB — Head-to-Head

Bigger by revenue
WMB
WMB
1.3× larger
WMB
$3.8B
$3.0B
MOS
Growing faster (revenue YoY)
WMB
WMB
+7.1% gap
WMB
12.7%
5.6%
MOS
Higher net margin
WMB
WMB
36.6% more per $
WMB
19.1%
-17.5%
MOS
More free cash flow
WMB
WMB
$26.7M more FCF
WMB
$-379.0M
$-405.7M
MOS
Faster 2-yr revenue CAGR
WMB
WMB
Annualised
WMB
7.3%
5.3%
MOS

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MOS
MOS
WMB
WMB
Revenue
$3.0B
$3.8B
Net Profit
$-519.5M
$734.0M
Gross Margin
11.5%
Operating Margin
-3.4%
27.3%
Net Margin
-17.5%
19.1%
Revenue YoY
5.6%
12.7%
Net Profit YoY
-407.4%
51.0%
EPS (diluted)
$-1.63
$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
MOS
MOS
WMB
WMB
Q4 25
$3.0B
$3.8B
Q3 25
$3.5B
$3.5B
Q2 25
$3.0B
$3.4B
Q1 25
$2.6B
$4.2B
Q4 24
$2.8B
$3.4B
Q3 24
$2.8B
$3.0B
Q2 24
$2.8B
$2.8B
Q1 24
$2.7B
$3.3B
Net Profit
MOS
MOS
WMB
WMB
Q4 25
$-519.5M
$734.0M
Q3 25
$411.4M
$647.0M
Q2 25
$410.7M
$546.0M
Q1 25
$238.1M
$691.0M
Q4 24
$169.0M
$486.0M
Q3 24
$122.2M
$706.0M
Q2 24
$-161.5M
$401.0M
Q1 24
$45.2M
$632.0M
Gross Margin
MOS
MOS
WMB
WMB
Q4 25
11.5%
Q3 25
16.0%
Q2 25
17.3%
Q1 25
18.6%
Q4 24
10.7%
Q3 24
14.8%
Q2 24
14.0%
Q1 24
14.9%
Operating Margin
MOS
MOS
WMB
WMB
Q4 25
-3.4%
27.3%
Q3 25
9.8%
31.8%
Q2 25
8.1%
28.0%
Q1 25
12.9%
26.1%
Q4 24
3.5%
23.2%
Q3 24
4.1%
27.6%
Q2 24
8.3%
24.4%
Q1 24
6.5%
30.3%
Net Margin
MOS
MOS
WMB
WMB
Q4 25
-17.5%
19.1%
Q3 25
11.9%
18.5%
Q2 25
13.7%
16.2%
Q1 25
9.1%
16.5%
Q4 24
6.0%
14.2%
Q3 24
4.3%
23.3%
Q2 24
-5.7%
14.1%
Q1 24
1.7%
18.9%
EPS (diluted)
MOS
MOS
WMB
WMB
Q4 25
$-1.63
$0.60
Q3 25
$1.29
$0.53
Q2 25
$1.29
$0.45
Q1 25
$0.75
$0.56
Q4 24
$0.53
$0.39
Q3 24
$0.38
$0.58
Q2 24
$-0.50
$0.33
Q1 24
$0.14
$0.52

Balance Sheet & Financial Strength

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

Metric
MOS
MOS
WMB
WMB
Cash + ST InvestmentsLiquidity on hand
$276.6M
Total DebtLower is stronger
$4.3B
$27.3B
Stockholders' EquityBook value
$12.1B
$12.8B
Total Assets
$24.5B
$58.6B
Debt / EquityLower = less leverage
0.35×
2.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MOS
MOS
WMB
WMB
Q4 25
$276.6M
Q3 25
$153.3M
Q2 25
$286.2M
Q1 25
$259.2M
Q4 24
$272.8M
Q3 24
$301.6M
Q2 24
$322.0M
Q1 24
$336.7M
Total Debt
MOS
MOS
WMB
WMB
Q4 25
$4.3B
$27.3B
Q3 25
$3.4B
$25.6B
Q2 25
$3.3B
$25.6B
Q1 25
$3.3B
$24.1B
Q4 24
$3.3B
$24.7B
Q3 24
$3.2B
$24.8B
Q2 24
$3.2B
$24.1B
Q1 24
$3.2B
$24.1B
Stockholders' Equity
MOS
MOS
WMB
WMB
Q4 25
$12.1B
$12.8B
Q3 25
$12.8B
$12.5B
Q2 25
$12.4B
$12.4B
Q1 25
$11.8B
$12.5B
Q4 24
$11.5B
$12.4B
Q3 24
$11.8B
$12.4B
Q2 24
$11.7B
$12.3B
Q1 24
$12.0B
$12.4B
Total Assets
MOS
MOS
WMB
WMB
Q4 25
$24.5B
$58.6B
Q3 25
$24.7B
$55.7B
Q2 25
$24.3B
$56.1B
Q1 25
$23.2B
$54.9B
Q4 24
$22.9B
$54.5B
Q3 24
$23.3B
$53.8B
Q2 24
$22.6B
$52.4B
Q1 24
$22.9B
$52.7B
Debt / Equity
MOS
MOS
WMB
WMB
Q4 25
0.35×
2.13×
Q3 25
0.26×
2.04×
Q2 25
0.27×
2.06×
Q1 25
0.28×
1.93×
Q4 24
0.29×
1.99×
Q3 24
0.27×
2.00×
Q2 24
0.27×
1.96×
Q1 24
0.27×
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
MOS
MOS
WMB
WMB
Operating Cash FlowLast quarter
$-56.1M
$1.6B
Free Cash FlowOCF − Capex
$-405.7M
$-379.0M
FCF MarginFCF / Revenue
-13.6%
-9.9%
Capex IntensityCapex / Revenue
11.8%
50.9%
Cash ConversionOCF / Net Profit
2.15×
TTM Free Cash FlowTrailing 4 quarters
$-534.6M
$1.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MOS
MOS
WMB
WMB
Q4 25
$-56.1M
$1.6B
Q3 25
$228.5M
$1.4B
Q2 25
$609.5M
$1.4B
Q1 25
$42.9M
$1.4B
Q4 24
$219.3M
$1.2B
Q3 24
$312.9M
$1.2B
Q2 24
$847.0M
$1.3B
Q1 24
$-80.0M
$1.2B
Free Cash Flow
MOS
MOS
WMB
WMB
Q4 25
$-405.7M
$-379.0M
Q3 25
$-135.9M
$485.0M
Q2 25
$304.9M
$478.0M
Q1 25
$-297.9M
$421.0M
Q4 24
$-74.8M
$450.0M
Q3 24
$72.1M
$561.0M
Q2 24
$513.1M
$700.0M
Q1 24
$-463.0M
$690.0M
FCF Margin
MOS
MOS
WMB
WMB
Q4 25
-13.6%
-9.9%
Q3 25
-3.9%
13.9%
Q2 25
10.1%
14.2%
Q1 25
-11.4%
10.1%
Q4 24
-2.7%
13.2%
Q3 24
2.6%
18.5%
Q2 24
18.2%
24.6%
Q1 24
-17.3%
20.7%
Capex Intensity
MOS
MOS
WMB
WMB
Q4 25
11.8%
50.9%
Q3 25
10.6%
27.3%
Q2 25
10.1%
28.8%
Q1 25
13.0%
24.2%
Q4 24
10.4%
22.5%
Q3 24
8.6%
22.5%
Q2 24
11.9%
20.3%
Q1 24
14.3%
16.3%
Cash Conversion
MOS
MOS
WMB
WMB
Q4 25
2.15×
Q3 25
0.56×
2.22×
Q2 25
1.48×
2.66×
Q1 25
0.18×
2.07×
Q4 24
1.30×
2.51×
Q3 24
2.56×
1.76×
Q2 24
3.19×
Q1 24
-1.77×
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MOS
MOS

Segment breakdown not available.

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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