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Side-by-side financial comparison of Alliant Energy (LNT) and WHITE MOUNTAINS INSURANCE GROUP LTD (WTM). Click either name above to swap in a different company.
WHITE MOUNTAINS INSURANCE GROUP LTD is the larger business by last-quarter revenue ($1.6B vs $1.1B, roughly 1.5× Alliant Energy). WHITE MOUNTAINS INSURANCE GROUP LTD runs the higher net margin — 52.1% vs 13.4%, a 38.8% gap on every dollar of revenue. On growth, WHITE MOUNTAINS INSURANCE GROUP LTD posted the faster year-over-year revenue change (348.0% vs 9.0%). Over the past eight quarters, WHITE MOUNTAINS INSURANCE GROUP LTD's revenue compounded faster (57.4% CAGR vs 1.5%).
Alliant Energy Corporation operates as a utility holding company that provides regulated electricity and natural gas services. It operates through three segments: Utility Electric Operations, Utility Gas Operations, and Utility Other. The company, through its subsidiary, Interstate Power and Light Company (IPL), primarily generates and distributes electricity, and distributes and transports natural gas to retail customers in Iowa; sells electricity to wholesale customers in Minnesota, Illinoi...
White Mountains Insurance Group is a diversified insurance and related financial services holding company based in Hamilton, Bermuda. Redomiciled from Delaware, United States, on October 25, 1999, the company conducts most of its business through its insurance subsidiaries and other affiliates.
LNT vs WTM — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $1.1B | $1.6B |
| Net Profit | $142.0M | $835.8M |
| Gross Margin | 85.9% | 97.1% |
| Operating Margin | 18.4% | 56.2% |
| Net Margin | 13.4% | 52.1% |
| Revenue YoY | 9.0% | 348.0% |
| Net Profit YoY | -5.3% | 741.0% |
| EPS (diluted) | $0.54 | $325.02 |
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 | $1.1B | $1.6B | ||
| Q3 25 | $1.2B | $864.2M | ||
| Q2 25 | $961.0M | $689.2M | ||
| Q1 25 | $1.1B | $577.8M | ||
| Q4 24 | $975.0M | $358.0M | ||
| Q3 24 | $1.1B | $839.1M | ||
| Q2 24 | $894.0M | $395.4M | ||
| Q1 24 | $1.0B | $647.3M |
| Q4 25 | $142.0M | $835.8M | ||
| Q3 25 | $281.0M | $113.8M | ||
| Q2 25 | $174.0M | $122.9M | ||
| Q1 25 | $213.0M | $33.9M | ||
| Q4 24 | $150.0M | $-130.4M | ||
| Q3 24 | $295.0M | $179.0M | ||
| Q2 24 | $87.0M | $-54.6M | ||
| Q1 24 | $158.0M | $236.4M |
| Q4 25 | 85.9% | 97.1% | ||
| Q3 25 | 86.3% | 93.6% | ||
| Q2 25 | 84.3% | 93.8% | ||
| Q1 25 | 86.0% | 98.7% | ||
| Q4 24 | 84.7% | 97.9% | ||
| Q3 24 | 84.7% | 99.1% | ||
| Q2 24 | 83.6% | 98.2% | ||
| Q1 24 | 85.3% | 98.8% |
| Q4 25 | 18.4% | 56.2% | ||
| Q3 25 | 28.8% | 20.7% | ||
| Q2 25 | 23.2% | 25.6% | ||
| Q1 25 | 22.8% | 12.5% | ||
| Q4 24 | 22.7% | -33.7% | ||
| Q3 24 | 29.0% | 28.5% | ||
| Q2 24 | 14.5% | -8.8% | ||
| Q1 24 | 21.5% | 35.9% |
| Q4 25 | 13.4% | 52.1% | ||
| Q3 25 | 23.2% | 13.2% | ||
| Q2 25 | 18.1% | 17.8% | ||
| Q1 25 | 18.9% | 5.9% | ||
| Q4 24 | 15.4% | -36.4% | ||
| Q3 24 | 27.3% | 21.3% | ||
| Q2 24 | 9.7% | -13.8% | ||
| Q1 24 | 15.3% | 36.5% |
| Q4 25 | $0.54 | $325.02 | ||
| Q3 25 | $1.09 | $44.18 | ||
| Q2 25 | $0.68 | $47.75 | ||
| Q1 25 | $0.83 | $13.19 | ||
| Q4 24 | $0.58 | $-50.98 | ||
| Q3 24 | $1.15 | $69.68 | ||
| Q2 24 | $0.34 | $-21.24 | ||
| Q1 24 | $0.62 | $92.33 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $556.0M | — |
| Total DebtLower is stronger | — | $837.0M |
| Stockholders' EquityBook value | $7.3B | $5.4B |
| Total Assets | $25.0B | $12.3B |
| Debt / EquityLower = less leverage | — | 0.15× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $556.0M | — | ||
| Q3 25 | $753.0M | — | ||
| Q2 25 | $329.0M | — | ||
| Q1 25 | $25.0M | — | ||
| Q4 24 | $81.0M | — | ||
| Q3 24 | $827.0M | — | ||
| Q2 24 | $92.0M | — | ||
| Q1 24 | $32.0M | — |
| Q4 25 | — | $837.0M | ||
| Q3 25 | — | $870.4M | ||
| Q2 25 | — | $694.6M | ||
| Q1 25 | — | $676.1M | ||
| Q4 24 | — | $562.5M | ||
| Q3 24 | — | $544.9M | ||
| Q2 24 | — | $530.2M | ||
| Q1 24 | — | $532.1M |
| Q4 25 | $7.3B | $5.4B | ||
| Q3 25 | $7.3B | $4.8B | ||
| Q2 25 | $7.1B | $4.6B | ||
| Q1 25 | $7.1B | $4.5B | ||
| Q4 24 | $7.0B | $4.5B | ||
| Q3 24 | $7.0B | $4.6B | ||
| Q2 24 | $6.8B | $4.4B | ||
| Q1 24 | $6.8B | $4.5B |
| Q4 25 | $25.0B | $12.3B | ||
| Q3 25 | $24.6B | $12.3B | ||
| Q2 25 | $23.8B | $11.8B | ||
| Q1 25 | $22.9B | $11.0B | ||
| Q4 24 | $22.7B | $9.9B | ||
| Q3 24 | $22.8B | $10.3B | ||
| Q2 24 | $21.8B | $10.2B | ||
| Q1 24 | $21.2B | $9.6B |
| Q4 25 | — | 0.15× | ||
| Q3 25 | — | 0.18× | ||
| Q2 25 | — | 0.15× | ||
| Q1 25 | — | 0.15× | ||
| Q4 24 | — | 0.13× | ||
| Q3 24 | — | 0.12× | ||
| Q2 24 | — | 0.12× | ||
| Q1 24 | — | 0.12× |
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 | $269.0M | $53.9M |
| Free Cash FlowOCF − Capex | — | — |
| FCF MarginFCF / Revenue | — | — |
| Capex IntensityCapex / Revenue | — | — |
| Cash ConversionOCF / Net Profit | 1.89× | 0.06× |
| TTM Free Cash FlowTrailing 4 quarters | — | — |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $269.0M | $53.9M | ||
| Q3 25 | $408.0M | $359.3M | ||
| Q2 25 | $243.0M | $177.5M | ||
| Q1 25 | $249.0M | $-40.2M | ||
| Q4 24 | $254.0M | $64.1M | ||
| Q3 24 | $351.0M | $269.4M | ||
| Q2 24 | $255.0M | $216.8M | ||
| Q1 24 | $307.0M | $36.5M |
| Q4 25 | — | — | ||
| Q3 25 | $-103.0M | — | ||
| Q2 25 | $-179.0M | — | ||
| Q1 25 | $-305.0M | — | ||
| Q4 24 | — | — | ||
| Q3 24 | $-59.0M | — | ||
| Q2 24 | $-137.0M | — | ||
| Q1 24 | $-171.0M | — |
| Q4 25 | — | — | ||
| Q3 25 | -8.5% | — | ||
| Q2 25 | -18.6% | — | ||
| Q1 25 | -27.0% | — | ||
| Q4 24 | — | — | ||
| Q3 24 | -5.5% | — | ||
| Q2 24 | -15.3% | — | ||
| Q1 24 | -16.6% | — |
| Q4 25 | — | — | ||
| Q3 25 | 42.2% | — | ||
| Q2 25 | 43.9% | — | ||
| Q1 25 | 49.1% | — | ||
| Q4 24 | — | — | ||
| Q3 24 | 37.9% | — | ||
| Q2 24 | 43.8% | — | ||
| Q1 24 | 46.4% | — |
| Q4 25 | 1.89× | 0.06× | ||
| Q3 25 | 1.45× | 3.16× | ||
| Q2 25 | 1.40× | 1.44× | ||
| Q1 25 | 1.17× | -1.19× | ||
| Q4 24 | 1.69× | — | ||
| Q3 24 | 1.19× | 1.51× | ||
| Q2 24 | 2.93× | — | ||
| Q1 24 | 1.94× | 0.15× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
LNT
| Retail Residential | $313.0M | 29% |
| Retail Industrial | $251.0M | 24% |
| Retail Commercial | $226.0M | 21% |
| Gas | $158.0M | 15% |
| Other Customer | $43.0M | 4% |
| Wholesale | $36.0M | 3% |
| Other Utility | $15.0M | 1% |
| Steam | $9.0M | 1% |
WTM
Segment breakdown not available.
