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Side-by-side financial comparison of Nextpower Inc. (NXT) 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 $909.4M, roughly 1.8× Nextpower Inc.). WHITE MOUNTAINS INSURANCE GROUP LTD runs the higher net margin — 52.1% vs 14.4%, a 37.7% gap on every dollar of revenue. On growth, WHITE MOUNTAINS INSURANCE GROUP LTD posted the faster year-over-year revenue change (348.0% vs 33.9%). Over the past eight quarters, WHITE MOUNTAINS INSURANCE GROUP LTD's revenue compounded faster (57.4% CAGR vs 11.1%).

Nextpower Inc. (NXT) is a global energy technology provider based in Fremont, California.

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.

NXT vs WTM — Head-to-Head

Bigger by revenue
WTM
WTM
1.8× larger
WTM
$1.6B
$909.4M
NXT
Growing faster (revenue YoY)
WTM
WTM
+314.1% gap
WTM
348.0%
33.9%
NXT
Higher net margin
WTM
WTM
37.7% more per $
WTM
52.1%
14.4%
NXT
Faster 2-yr revenue CAGR
WTM
WTM
Annualised
WTM
57.4%
11.1%
NXT

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
NXT
NXT
WTM
WTM
Revenue
$909.4M
$1.6B
Net Profit
$131.2M
$835.8M
Gross Margin
31.7%
97.1%
Operating Margin
19.4%
56.2%
Net Margin
14.4%
52.1%
Revenue YoY
33.9%
348.0%
Net Profit YoY
13.8%
741.0%
EPS (diluted)
$0.85
$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.

Revenue
NXT
NXT
WTM
WTM
Q4 25
$909.4M
$1.6B
Q3 25
$905.3M
$864.2M
Q2 25
$864.3M
$689.2M
Q1 25
$924.3M
$577.8M
Q4 24
$679.4M
$358.0M
Q3 24
$635.6M
$839.1M
Q2 24
$719.9M
$395.4M
Q1 24
$736.5M
$647.3M
Net Profit
NXT
NXT
WTM
WTM
Q4 25
$131.2M
$835.8M
Q3 25
$146.9M
$113.8M
Q2 25
$157.2M
$122.9M
Q1 25
$156.8M
$33.9M
Q4 24
$115.3M
$-130.4M
Q3 24
$115.4M
$179.0M
Q2 24
$121.7M
$-54.6M
Q1 24
$205.2M
$236.4M
Gross Margin
NXT
NXT
WTM
WTM
Q4 25
31.7%
97.1%
Q3 25
32.4%
93.6%
Q2 25
32.6%
93.8%
Q1 25
33.1%
98.7%
Q4 24
35.5%
97.9%
Q3 24
35.4%
99.1%
Q2 24
33.0%
98.2%
Q1 24
46.2%
98.8%
Operating Margin
NXT
NXT
WTM
WTM
Q4 25
19.4%
56.2%
Q3 25
20.0%
20.7%
Q2 25
21.5%
25.6%
Q1 25
21.1%
12.5%
Q4 24
22.1%
-33.7%
Q3 24
21.0%
28.5%
Q2 24
22.2%
-8.8%
Q1 24
36.8%
35.9%
Net Margin
NXT
NXT
WTM
WTM
Q4 25
14.4%
52.1%
Q3 25
16.2%
13.2%
Q2 25
18.2%
17.8%
Q1 25
17.0%
5.9%
Q4 24
17.0%
-36.4%
Q3 24
18.2%
21.3%
Q2 24
16.9%
-13.8%
Q1 24
27.9%
36.5%
EPS (diluted)
NXT
NXT
WTM
WTM
Q4 25
$0.85
$325.02
Q3 25
$0.97
$44.18
Q2 25
$1.04
$47.75
Q1 25
$1.05
$13.19
Q4 24
$0.79
$-50.98
Q3 24
$0.79
$69.68
Q2 24
$0.84
$-21.24
Q1 24
$1.52
$92.33

Balance Sheet & Financial Strength

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

Metric
NXT
NXT
WTM
WTM
Cash + ST InvestmentsLiquidity on hand
$952.6M
Total DebtLower is stronger
$837.0M
Stockholders' EquityBook value
$2.2B
$5.4B
Total Assets
$3.8B
$12.3B
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NXT
NXT
WTM
WTM
Q4 25
$952.6M
Q3 25
$845.3M
Q2 25
$743.4M
Q1 25
$766.1M
Q4 24
$693.5M
Q3 24
$561.9M
Q2 24
$471.9M
Q1 24
$474.1M
Total Debt
NXT
NXT
WTM
WTM
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
Stockholders' Equity
NXT
NXT
WTM
WTM
Q4 25
$2.2B
$5.4B
Q3 25
$2.0B
$4.8B
Q2 25
$1.8B
$4.6B
Q1 25
$1.6B
$4.5B
Q4 24
$1.4B
$4.5B
Q3 24
$1.3B
$4.6B
Q2 24
$1.1B
$4.4B
Q1 24
$961.0M
$4.5B
Total Assets
NXT
NXT
WTM
WTM
Q4 25
$3.8B
$12.3B
Q3 25
$3.7B
$12.3B
Q2 25
$3.4B
$11.8B
Q1 25
$3.2B
$11.0B
Q4 24
$3.0B
$9.9B
Q3 24
$2.8B
$10.3B
Q2 24
$2.6B
$10.2B
Q1 24
$2.5B
$9.6B
Debt / Equity
NXT
NXT
WTM
WTM
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
NXT
NXT
WTM
WTM
Operating Cash FlowLast quarter
$123.3M
$53.9M
Free Cash FlowOCF − Capex
$118.5M
FCF MarginFCF / Revenue
13.0%
Capex IntensityCapex / Revenue
0.5%
Cash ConversionOCF / Net Profit
0.94×
0.06×
TTM Free Cash FlowTrailing 4 quarters
$587.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NXT
NXT
WTM
WTM
Q4 25
$123.3M
$53.9M
Q3 25
$186.9M
$359.3M
Q2 25
$81.3M
$177.5M
Q1 25
$237.3M
$-40.2M
Q4 24
$143.8M
$64.1M
Q3 24
$153.8M
$269.4M
Q2 24
$120.8M
$216.8M
Q1 24
$111.5M
$36.5M
Free Cash Flow
NXT
NXT
WTM
WTM
Q4 25
$118.5M
Q3 25
$171.4M
Q2 25
$70.1M
Q1 25
$227.2M
Q4 24
$134.9M
Q3 24
$141.8M
Q2 24
$118.0M
Q1 24
$109.2M
FCF Margin
NXT
NXT
WTM
WTM
Q4 25
13.0%
Q3 25
18.9%
Q2 25
8.1%
Q1 25
24.6%
Q4 24
19.9%
Q3 24
22.3%
Q2 24
16.4%
Q1 24
14.8%
Capex Intensity
NXT
NXT
WTM
WTM
Q4 25
0.5%
Q3 25
1.7%
Q2 25
1.3%
Q1 25
1.1%
Q4 24
1.3%
Q3 24
1.9%
Q2 24
0.4%
Q1 24
0.3%
Cash Conversion
NXT
NXT
WTM
WTM
Q4 25
0.94×
0.06×
Q3 25
1.27×
3.16×
Q2 25
0.52×
1.44×
Q1 25
1.51×
-1.19×
Q4 24
1.25×
Q3 24
1.33×
1.51×
Q2 24
0.99×
Q1 24
0.54×
0.15×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NXT
NXT

Transferred Over Time$763.9M84%
Transferred At Point In Time$145.4M16%

WTM
WTM

Segment breakdown not available.

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