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Side-by-side financial comparison of Constellation Energy (CEG) and Williams Companies (WMB). Click either name above to swap in a different company.
Constellation Energy is the larger business by last-quarter revenue ($5.7B vs $3.8B, roughly 1.5× Williams Companies). Williams Companies runs the higher net margin — 19.1% vs 7.6%, a 11.5% gap on every dollar of revenue. On growth, Constellation Energy posted the faster year-over-year revenue change (25.8% vs 12.7%). Constellation Energy produced more free cash flow last quarter ($-181.0M vs $-379.0M). Over the past eight quarters, Williams Companies's revenue compounded faster (7.3% CAGR vs 4.0%).
Constellation Energy Corporation is an American energy company headquartered in Baltimore, Maryland. The company provides electric power, natural gas, and energy management services. It has approximately two million customers across the continental United States.
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.
CEG vs WMB — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $5.7B | $3.8B |
| Net Profit | $432.0M | $734.0M |
| Gross Margin | — | — |
| Operating Margin | 10.5% | 27.3% |
| Net Margin | 7.6% | 19.1% |
| Revenue YoY | 25.8% | 12.7% |
| Net Profit YoY | -49.3% | 51.0% |
| EPS (diluted) | $1.38 | $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.
| Q4 25 | $5.7B | $3.8B | ||
| Q3 25 | $5.7B | $3.5B | ||
| Q2 25 | $5.2B | $3.4B | ||
| Q1 25 | $6.1B | $4.2B | ||
| Q4 24 | $4.5B | $3.4B | ||
| Q3 24 | $4.8B | $3.0B | ||
| Q2 24 | $4.4B | $2.8B | ||
| Q1 24 | $5.3B | $3.3B |
| Q4 25 | $432.0M | $734.0M | ||
| Q3 25 | $930.0M | $647.0M | ||
| Q2 25 | $839.0M | $546.0M | ||
| Q1 25 | $118.0M | $691.0M | ||
| Q4 24 | $852.0M | $486.0M | ||
| Q3 24 | $1.2B | $706.0M | ||
| Q2 24 | $814.0M | $401.0M | ||
| Q1 24 | $883.0M | $632.0M |
| Q4 25 | 10.5% | 27.3% | ||
| Q3 25 | 19.0% | 31.8% | ||
| Q2 25 | 18.4% | 28.0% | ||
| Q1 25 | 7.4% | 26.1% | ||
| Q4 24 | 21.5% | 23.2% | ||
| Q3 24 | 30.7% | 27.6% | ||
| Q2 24 | 25.0% | 24.4% | ||
| Q1 24 | 15.5% | 30.3% |
| Q4 25 | 7.6% | 19.1% | ||
| Q3 25 | 16.3% | 18.5% | ||
| Q2 25 | 16.3% | 16.2% | ||
| Q1 25 | 1.9% | 16.5% | ||
| Q4 24 | 18.8% | 14.2% | ||
| Q3 24 | 25.1% | 23.3% | ||
| Q2 24 | 18.5% | 14.1% | ||
| Q1 24 | 16.8% | 18.9% |
| Q4 25 | $1.38 | $0.60 | ||
| Q3 25 | $2.97 | $0.53 | ||
| Q2 25 | $2.67 | $0.45 | ||
| Q1 25 | $0.38 | $0.56 | ||
| Q4 24 | $2.71 | $0.39 | ||
| Q3 24 | $3.82 | $0.58 | ||
| Q2 24 | $2.58 | $0.33 | ||
| Q1 24 | $2.78 | $0.52 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $3.6B | — |
| Total DebtLower is stronger | $7.4B | $27.3B |
| Stockholders' EquityBook value | $14.5B | $12.8B |
| Total Assets | $57.2B | $58.6B |
| Debt / EquityLower = less leverage | 0.51× | 2.13× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $3.6B | — | ||
| Q3 25 | $4.0B | — | ||
| Q2 25 | $2.0B | — | ||
| Q1 25 | $1.8B | — | ||
| Q4 24 | $3.0B | — | ||
| Q3 24 | $1.8B | — | ||
| Q2 24 | $311.0M | — | ||
| Q1 24 | $562.0M | — |
| Q4 25 | $7.4B | $27.3B | ||
| Q3 25 | — | $25.6B | ||
| Q2 25 | — | $25.6B | ||
| Q1 25 | — | $24.1B | ||
| Q4 24 | $8.5B | $24.7B | ||
| Q3 24 | — | $24.8B | ||
| Q2 24 | — | $24.1B | ||
| Q1 24 | — | $24.1B |
| Q4 25 | $14.5B | $12.8B | ||
| Q3 25 | $14.3B | $12.5B | ||
| Q2 25 | $13.4B | $12.4B | ||
| Q1 25 | $13.0B | $12.5B | ||
| Q4 24 | $13.2B | $12.4B | ||
| Q3 24 | $12.6B | $12.4B | ||
| Q2 24 | $11.4B | $12.3B | ||
| Q1 24 | $11.2B | $12.4B |
| Q4 25 | $57.2B | $58.6B | ||
| Q3 25 | $56.2B | $55.7B | ||
| Q2 25 | $53.0B | $56.1B | ||
| Q1 25 | $52.3B | $54.9B | ||
| Q4 24 | $52.9B | $54.5B | ||
| Q3 24 | $51.8B | $53.8B | ||
| Q2 24 | $51.3B | $52.4B | ||
| Q1 24 | $52.0B | $52.7B |
| Q4 25 | 0.51× | 2.13× | ||
| Q3 25 | — | 2.04× | ||
| Q2 25 | — | 2.06× | ||
| Q1 25 | — | 1.93× | ||
| Q4 24 | 0.64× | 1.99× | ||
| Q3 24 | — | 2.00× | ||
| Q2 24 | — | 1.96× | ||
| Q1 24 | — | 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 | | |
|---|---|---|
| Operating Cash FlowLast quarter | $805.0M | $1.6B |
| Free Cash FlowOCF − Capex | $-181.0M | $-379.0M |
| FCF MarginFCF / Revenue | -3.2% | -9.9% |
| Capex IntensityCapex / Revenue | 17.3% | 50.9% |
| Cash ConversionOCF / Net Profit | 1.86× | 2.15× |
| TTM Free Cash FlowTrailing 4 quarters | $1.3B | $1.0B |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $805.0M | $1.6B | ||
| Q3 25 | $1.8B | $1.4B | ||
| Q2 25 | $1.5B | $1.4B | ||
| Q1 25 | $107.0M | $1.4B | ||
| Q4 24 | $-1.0B | $1.2B | ||
| Q3 24 | $-112.0M | $1.2B | ||
| Q2 24 | $-613.0M | $1.3B | ||
| Q1 24 | $-723.0M | $1.2B |
| Q4 25 | $-181.0M | $-379.0M | ||
| Q3 25 | $1.5B | $485.0M | ||
| Q2 25 | $710.0M | $478.0M | ||
| Q1 25 | $-699.0M | $421.0M | ||
| Q4 24 | $-1.7B | $450.0M | ||
| Q3 24 | $-664.0M | $561.0M | ||
| Q2 24 | $-1.2B | $700.0M | ||
| Q1 24 | $-1.5B | $690.0M |
| Q4 25 | -3.2% | -9.9% | ||
| Q3 25 | 25.6% | 13.9% | ||
| Q2 25 | 13.8% | 14.2% | ||
| Q1 25 | -11.4% | 10.1% | ||
| Q4 24 | -38.6% | 13.2% | ||
| Q3 24 | -13.9% | 18.5% | ||
| Q2 24 | -26.3% | 24.6% | ||
| Q1 24 | -27.8% | 20.7% |
| Q4 25 | 17.3% | 50.9% | ||
| Q3 25 | 6.8% | 27.3% | ||
| Q2 25 | 14.9% | 28.8% | ||
| Q1 25 | 13.2% | 24.2% | ||
| Q4 24 | 16.1% | 22.5% | ||
| Q3 24 | 11.6% | 22.5% | ||
| Q2 24 | 12.4% | 20.3% | ||
| Q1 24 | 14.0% | 16.3% |
| Q4 25 | 1.86× | 2.15× | ||
| Q3 25 | 1.99× | 2.22× | ||
| Q2 25 | 1.76× | 2.66× | ||
| Q1 25 | 0.91× | 2.07× | ||
| Q4 24 | -1.19× | 2.51× | ||
| Q3 24 | -0.09× | 1.76× | ||
| Q2 24 | -0.75× | 3.19× | ||
| Q1 24 | -0.82× | 1.95× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
CEG
| Constellation Mid Atlantic | $1.6B | 29% |
| Constellation Midwest | $1.3B | 23% |
| Constellation Other Regions | $1.1B | 20% |
| Other | $660.0M | 12% |
| Constellation New York | $618.0M | 11% |
| Constellation ERCOT | $292.0M | 5% |
WMB
| Services | $2.2B | 57% |
| Natural Gas Us Regulated | $740.0M | 19% |
| West | $730.0M | 19% |
| Non Regulated Service Commodity Consideration | $51.0M | 1% |
| Natural Gas Gathering Transportation Marketing And Processing | $45.0M | 1% |
| Affiliated Entity | $23.0M | 1% |
| Other | $14.0M | 0% |
| Other Service | $11.0M | 0% |
