vs

Side-by-side financial comparison of EnerSys (ENS) 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 $919.1M, roughly 1.7× EnerSys). WHITE MOUNTAINS INSURANCE GROUP LTD runs the higher net margin — 52.1% vs 9.8%, a 42.3% gap on every dollar of revenue. On growth, WHITE MOUNTAINS INSURANCE GROUP LTD posted the faster year-over-year revenue change (348.0% vs 1.4%). Over the past eight quarters, WHITE MOUNTAINS INSURANCE GROUP LTD's revenue compounded faster (57.4% CAGR vs 0.5%).

EnerSys is a stored energy systems and technology provider for industrial applications. The company manufactures reserve-power and motive-power batteries, battery chargers, power equipment, battery accessories and outdoor equipment enclosures.

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.

ENS vs WTM — Head-to-Head

Bigger by revenue
WTM
WTM
1.7× larger
WTM
$1.6B
$919.1M
ENS
Growing faster (revenue YoY)
WTM
WTM
+346.6% gap
WTM
348.0%
1.4%
ENS
Higher net margin
WTM
WTM
42.3% more per $
WTM
52.1%
9.8%
ENS
Faster 2-yr revenue CAGR
WTM
WTM
Annualised
WTM
57.4%
0.5%
ENS

Income Statement — Q3 FY2026 vs Q4 FY2025

Metric
ENS
ENS
WTM
WTM
Revenue
$919.1M
$1.6B
Net Profit
$90.4M
$835.8M
Gross Margin
30.1%
97.1%
Operating Margin
13.5%
56.2%
Net Margin
9.8%
52.1%
Revenue YoY
1.4%
348.0%
Net Profit YoY
-21.3%
741.0%
EPS (diluted)
$2.40
$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
ENS
ENS
WTM
WTM
Q4 25
$919.1M
$1.6B
Q3 25
$951.3M
$864.2M
Q2 25
$893.0M
$689.2M
Q1 25
$974.8M
$577.8M
Q4 24
$906.2M
$358.0M
Q3 24
$883.7M
$839.1M
Q2 24
$852.9M
$395.4M
Q1 24
$910.7M
$647.3M
Net Profit
ENS
ENS
WTM
WTM
Q4 25
$90.4M
$835.8M
Q3 25
$68.4M
$113.8M
Q2 25
$57.5M
$122.9M
Q1 25
$96.5M
$33.9M
Q4 24
$114.8M
$-130.4M
Q3 24
$82.3M
$179.0M
Q2 24
$70.1M
$-54.6M
Q1 24
$60.9M
$236.4M
Gross Margin
ENS
ENS
WTM
WTM
Q4 25
30.1%
97.1%
Q3 25
29.1%
93.6%
Q2 25
28.4%
93.8%
Q1 25
31.2%
98.7%
Q4 24
32.9%
97.9%
Q3 24
28.5%
99.1%
Q2 24
27.9%
98.2%
Q1 24
27.9%
98.8%
Operating Margin
ENS
ENS
WTM
WTM
Q4 25
13.5%
56.2%
Q3 25
9.7%
20.7%
Q2 25
9.7%
25.6%
Q1 25
13.5%
12.5%
Q4 24
15.7%
-33.7%
Q3 24
11.2%
28.5%
Q2 24
10.7%
-8.8%
Q1 24
8.9%
35.9%
Net Margin
ENS
ENS
WTM
WTM
Q4 25
9.8%
52.1%
Q3 25
7.2%
13.2%
Q2 25
6.4%
17.8%
Q1 25
9.9%
5.9%
Q4 24
12.7%
-36.4%
Q3 24
9.3%
21.3%
Q2 24
8.2%
-13.8%
Q1 24
6.7%
36.5%
EPS (diluted)
ENS
ENS
WTM
WTM
Q4 25
$2.40
$325.02
Q3 25
$1.80
$44.18
Q2 25
$1.46
$47.75
Q1 25
$2.39
$13.19
Q4 24
$2.88
$-50.98
Q3 24
$2.01
$69.68
Q2 24
$1.71
$-21.24
Q1 24
$1.48
$92.33

Balance Sheet & Financial Strength

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

Metric
ENS
ENS
WTM
WTM
Cash + ST InvestmentsLiquidity on hand
$450.1M
Total DebtLower is stronger
$837.0M
Stockholders' EquityBook value
$1.9B
$5.4B
Total Assets
$4.0B
$12.3B
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ENS
ENS
WTM
WTM
Q4 25
$450.1M
Q3 25
$388.6M
Q2 25
$346.7M
Q1 25
$343.1M
Q4 24
$463.2M
Q3 24
$407.9M
Q2 24
$344.1M
Q1 24
$333.3M
Total Debt
ENS
ENS
WTM
WTM
Q4 25
$837.0M
Q3 25
$870.4M
Q2 25
$694.6M
Q1 25
$1.1B
$676.1M
Q4 24
$562.5M
Q3 24
$544.9M
Q2 24
$530.2M
Q1 24
$802.0M
$532.1M
Stockholders' Equity
ENS
ENS
WTM
WTM
Q4 25
$1.9B
$5.4B
Q3 25
$1.9B
$4.8B
Q2 25
$1.9B
$4.6B
Q1 25
$1.9B
$4.5B
Q4 24
$1.8B
$4.5B
Q3 24
$1.8B
$4.6B
Q2 24
$1.8B
$4.4B
Q1 24
$1.8B
$4.5B
Total Assets
ENS
ENS
WTM
WTM
Q4 25
$4.0B
$12.3B
Q3 25
$4.1B
$12.3B
Q2 25
$4.1B
$11.8B
Q1 25
$4.0B
$11.0B
Q4 24
$4.0B
$9.9B
Q3 24
$4.0B
$10.3B
Q2 24
$3.6B
$10.2B
Q1 24
$3.5B
$9.6B
Debt / Equity
ENS
ENS
WTM
WTM
Q4 25
0.15×
Q3 25
0.18×
Q2 25
0.15×
Q1 25
0.57×
0.15×
Q4 24
0.13×
Q3 24
0.12×
Q2 24
0.12×
Q1 24
0.46×
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
ENS
ENS
WTM
WTM
Operating Cash FlowLast quarter
$184.6M
$53.9M
Free Cash FlowOCF − Capex
$171.3M
FCF MarginFCF / Revenue
18.6%
Capex IntensityCapex / Revenue
1.4%
Cash ConversionOCF / Net Profit
2.04×
0.06×
TTM Free Cash FlowTrailing 4 quarters
$441.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ENS
ENS
WTM
WTM
Q4 25
$184.6M
$53.9M
Q3 25
$218.0M
$359.3M
Q2 25
$968.0K
$177.5M
Q1 25
$135.2M
$-40.2M
Q4 24
$81.1M
$64.1M
Q3 24
$33.6M
$269.4M
Q2 24
$10.4M
$216.8M
Q1 24
$36.5M
Free Cash Flow
ENS
ENS
WTM
WTM
Q4 25
$171.3M
Q3 25
$197.1M
Q2 25
$-32.1M
Q1 25
$104.9M
Q4 24
$56.8M
Q3 24
$3.3M
Q2 24
$-25.7M
Q1 24
FCF Margin
ENS
ENS
WTM
WTM
Q4 25
18.6%
Q3 25
20.7%
Q2 25
-3.6%
Q1 25
10.8%
Q4 24
6.3%
Q3 24
0.4%
Q2 24
-3.0%
Q1 24
Capex Intensity
ENS
ENS
WTM
WTM
Q4 25
1.4%
Q3 25
2.2%
Q2 25
3.7%
Q1 25
3.1%
Q4 24
2.7%
Q3 24
3.4%
Q2 24
4.2%
Q1 24
Cash Conversion
ENS
ENS
WTM
WTM
Q4 25
2.04×
0.06×
Q3 25
3.19×
3.16×
Q2 25
0.02×
1.44×
Q1 25
1.40×
-1.19×
Q4 24
0.71×
Q3 24
0.41×
1.51×
Q2 24
0.15×
Q1 24
0.15×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ENS
ENS

Energy Systems$399.5M43%
Motive Power$352.0M38%
Services$92.6M10%
Transferred Over Time$38.2M4%
Other$36.8M4%

WTM
WTM

Segment breakdown not available.

Related Comparisons