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Side-by-side financial comparison of Constellation Energy (CEG) and Edison International (EIX), based on the latest 10-Q / 10-K filings. Click either name above to swap in a different company.
Constellation Energy is the larger business by last-quarter revenue ($5.7B vs $5.2B, roughly 1.1× Edison International). Edison International runs the higher net margin — 7.6% vs 35.4%, a 27.9% gap on every dollar of revenue. On growth, Edison International posted the faster year-over-year revenue change (30.8% vs 25.8%). Constellation Energy produced more free cash flow last quarter ($-181.0M vs $-319.0M). Over the past eight quarters, Edison International's revenue compounded faster (13.1% 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.
Edison International is a public utility holding company based in Rosemead, California. Its subsidiaries include Southern California Edison, and unregulated non-utility business assets Edison Energy. Edison's roots trace back to Holt & Knupps, a company founded in 1886 as a provider of street lights in Visalia, California.
CEG vs EIX — Head-to-Head
Income Statement — Q4 2025 vs Q4 2025
| Metric | | |
|---|---|---|
| Revenue | $5.7B | $5.2B |
| Net Profit | $432.0M | $1.8B |
| Gross Margin | — | — |
| Operating Margin | 10.5% | 52.8% |
| Net Margin | 7.6% | 35.4% |
| Revenue YoY | 25.8% | 30.8% |
| Net Profit YoY | -49.3% | 443.5% |
| EPS (diluted) | $1.38 | $4.78 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align — see 8-quarter trend below.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history — bar widths are scaled to the larger of the two companies so you can eyeball the size gap and growth trajectory without doing math. Quarters aligned by calendar period (report date) so offset fiscal years line up.
| Q4 25 | $5.7B | $5.2B | ||
| Q3 25 | $5.7B | $5.8B | ||
| Q2 25 | $5.2B | $4.5B | ||
| Q1 25 | $6.1B | $3.8B | ||
| Q4 24 | $4.5B | $4.0B | ||
| Q3 24 | $4.8B | $5.2B | ||
| Q2 24 | $4.4B | $4.3B | ||
| Q1 24 | $5.3B | $4.1B |
| Q4 25 | $432.0M | $1.8B | ||
| Q3 25 | $930.0M | $832.0M | ||
| Q2 25 | $839.0M | $343.0M | ||
| Q1 25 | $118.0M | $1.4B | ||
| Q4 24 | $852.0M | $340.0M | ||
| Q3 24 | $1.2B | $516.0M | ||
| Q2 24 | $814.0M | $439.0M | ||
| Q1 24 | $883.0M | $-11.0M |
| Q4 25 | 10.5% | 52.8% | ||
| Q3 25 | 19.0% | 24.9% | ||
| Q2 25 | 18.4% | 17.1% | ||
| Q1 25 | 7.4% | 56.0% | ||
| Q4 24 | 21.5% | 19.8% | ||
| Q3 24 | 30.7% | 19.1% | ||
| Q2 24 | 25.0% | 20.8% | ||
| Q1 24 | 15.5% | 6.0% |
| Q4 25 | 7.6% | 35.4% | ||
| Q3 25 | 16.3% | 14.5% | ||
| Q2 25 | 16.3% | 7.6% | ||
| Q1 25 | 1.9% | 37.7% | ||
| Q4 24 | 18.8% | 8.5% | ||
| Q3 24 | 25.1% | 9.9% | ||
| Q2 24 | 18.5% | 10.1% | ||
| Q1 24 | 16.8% | -0.3% |
| Q4 25 | $1.38 | $4.78 | ||
| Q3 25 | $2.97 | $2.16 | ||
| Q2 25 | $2.67 | $0.89 | ||
| Q1 25 | $0.38 | $3.72 | ||
| Q4 24 | $2.71 | $0.89 | ||
| Q3 24 | $3.82 | $1.32 | ||
| Q2 24 | $2.58 | $1.13 | ||
| Q1 24 | $2.78 | $-0.03 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest filing — the kind of financial-strength check premium terminals charge for.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $3.6B | $158.0M |
| Total DebtLower is stronger | $7.4B | $38.0B |
| Stockholders' EquityBook value | $14.5B | $17.6B |
| Total Assets | $57.2B | $94.0B |
| Debt / EquityLower = less leverage | 0.51× | 2.16× |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $3.6B | $158.0M | ||
| Q3 25 | $4.0B | $364.0M | ||
| Q2 25 | $2.0B | $140.0M | ||
| Q1 25 | $1.8B | $1.3B | ||
| Q4 24 | $3.0B | $193.0M | ||
| Q3 24 | $1.8B | $200.0M | ||
| Q2 24 | $311.0M | $465.0M | ||
| Q1 24 | $562.0M | $992.0M |
| Q4 25 | $7.4B | $38.0B | ||
| Q3 25 | — | $36.4B | ||
| Q2 25 | — | $37.7B | ||
| Q1 25 | — | $38.4B | ||
| Q4 24 | $8.5B | $35.6B | ||
| Q3 24 | — | $34.9B | ||
| Q2 24 | — | $34.8B | ||
| Q1 24 | — | $34.7B |
| Q4 25 | $14.5B | $17.6B | ||
| Q3 25 | $14.3B | $17.2B | ||
| Q2 25 | $13.4B | $16.7B | ||
| Q1 25 | $13.0B | $16.6B | ||
| Q4 24 | $13.2B | $15.6B | ||
| Q3 24 | $12.6B | $15.7B | ||
| Q2 24 | $11.4B | $15.4B | ||
| Q1 24 | $11.2B | $15.2B |
| Q4 25 | $57.2B | $94.0B | ||
| Q3 25 | $56.2B | $90.5B | ||
| Q2 25 | $53.0B | $88.8B | ||
| Q1 25 | $52.3B | $88.4B | ||
| Q4 24 | $52.9B | $85.6B | ||
| Q3 24 | $51.8B | $84.7B | ||
| Q2 24 | $51.3B | $84.8B | ||
| Q1 24 | $52.0B | $83.6B |
| Q4 25 | 0.51× | 2.16× | ||
| Q3 25 | — | 2.12× | ||
| Q2 25 | — | 2.26× | ||
| Q1 25 | — | 2.31× | ||
| Q4 24 | 0.64× | 2.29× | ||
| Q3 24 | — | 2.23× | ||
| Q2 24 | — | 2.26× | ||
| Q1 24 | — | 2.29× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Net income can be massaged; cash flow is harder to fake.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $805.0M | $1.6B |
| Free Cash FlowOCF − Capex | $-181.0M | $-319.0M |
| FCF MarginFCF / Revenue | -3.2% | -6.1% |
| Capex IntensityCapex / Revenue; lower = less reinvestment burden | 17.3% | 36.3% |
| Cash ConversionOCF / Net Profit; >1× = earnings back up with cash | 1.86× | 0.85× |
| TTM Free Cash FlowTrailing 4 quarters | $1.3B | $-715.0M |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $805.0M | $1.6B | ||
| Q3 25 | $1.8B | $2.1B | ||
| Q2 25 | $1.5B | $882.0M | ||
| Q1 25 | $107.0M | $1.2B | ||
| Q4 24 | $-1.0B | $1.2B | ||
| Q3 24 | $-112.0M | $2.5B | ||
| Q2 24 | $-613.0M | $329.0M | ||
| Q1 24 | $-723.0M | $1.0B |
| Q4 25 | $-181.0M | $-319.0M | ||
| Q3 25 | $1.5B | $618.0M | ||
| Q2 25 | $710.0M | $-830.0M | ||
| Q1 25 | $-699.0M | $-184.0M | ||
| Q4 24 | $-1.7B | $-326.0M | ||
| Q3 24 | $-664.0M | $961.0M | ||
| Q2 24 | $-1.2B | $-1.1B | ||
| Q1 24 | $-1.5B | $-236.0M |
| Q4 25 | -3.2% | -6.1% | ||
| Q3 25 | 25.6% | 10.7% | ||
| Q2 25 | 13.8% | -18.3% | ||
| Q1 25 | -11.4% | -4.8% | ||
| Q4 24 | -38.6% | -8.2% | ||
| Q3 24 | -13.9% | 18.5% | ||
| Q2 24 | -26.3% | -25.2% | ||
| Q1 24 | -27.8% | -5.8% |
| Q4 25 | 17.3% | 36.3% | ||
| Q3 25 | 6.8% | 26.2% | ||
| Q2 25 | 14.9% | 37.7% | ||
| Q1 25 | 13.2% | 36.9% | ||
| Q4 24 | 16.1% | 37.6% | ||
| Q3 24 | 11.6% | 29.1% | ||
| Q2 24 | 12.4% | 32.8% | ||
| Q1 24 | 14.0% | 31.4% |
| Q4 25 | 1.86× | 0.85× | ||
| Q3 25 | 1.99× | 2.55× | ||
| Q2 25 | 1.76× | 2.57× | ||
| Q1 25 | 0.91× | 0.85× | ||
| Q4 24 | -1.19× | 3.44× | ||
| Q3 24 | -0.09× | 4.79× | ||
| Q2 24 | -0.75× | 0.75× | ||
| Q1 24 | -0.82× | — |
Financial Flow Comparison
Sankey diagram of revenue → gross profit → operating profit → net profit for each company. Charts shown full-width and stacked so both segment hierarchies are readable side-by-side on desktop and mobile.
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% |
EIX
| Commercial | $2.2B | 43% |
| Residential | $1.2B | 23% |
| Other | $966.0M | 19% |
| Other Operating Revenue | $802.0M | 15% |
