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Side-by-side financial comparison of ADT Inc. (ADT) 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 $1.3B, roughly 1.3× ADT Inc.). WHITE MOUNTAINS INSURANCE GROUP LTD runs the higher net margin — 52.1% vs 11.4%, a 40.7% gap on every dollar of revenue. On growth, WHITE MOUNTAINS INSURANCE GROUP LTD posted the faster year-over-year revenue change (348.0% vs 2.9%). Over the past eight quarters, WHITE MOUNTAINS INSURANCE GROUP LTD's revenue compounded faster (57.4% CAGR vs 2.7%).

ADT Inc., formerly the ADT Corporation, is an American security company that provides residential and small business electronic security, fire protection, and other related alarm monitoring services throughout the United States and Canada. The corporate head office is located in Boca Raton, Florida. In February 2016, the company was acquired by Apollo Global Management for $6.9 billion in a leveraged buyout. In January 2018, the company went public on the New York Stock Exchange.

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.

ADT vs WTM — Head-to-Head

Bigger by revenue
WTM
WTM
1.3× larger
WTM
$1.6B
$1.3B
ADT
Growing faster (revenue YoY)
WTM
WTM
+345.1% gap
WTM
348.0%
2.9%
ADT
Higher net margin
WTM
WTM
40.7% more per $
WTM
52.1%
11.4%
ADT
Faster 2-yr revenue CAGR
WTM
WTM
Annualised
WTM
57.4%
2.7%
ADT

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ADT
ADT
WTM
WTM
Revenue
$1.3B
$1.6B
Net Profit
$145.4M
$835.8M
Gross Margin
97.1%
Operating Margin
26.1%
56.2%
Net Margin
11.4%
52.1%
Revenue YoY
2.9%
348.0%
Net Profit YoY
-23.5%
741.0%
EPS (diluted)
$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
ADT
ADT
WTM
WTM
Q4 25
$1.3B
$1.6B
Q3 25
$1.3B
$864.2M
Q2 25
$1.3B
$689.2M
Q1 25
$1.3B
$577.8M
Q4 24
$1.2B
$358.0M
Q3 24
$1.2B
$839.1M
Q2 24
$1.2B
$395.4M
Q1 24
$1.2B
$647.3M
Net Profit
ADT
ADT
WTM
WTM
Q4 25
$145.4M
$835.8M
Q3 25
$145.1M
$113.8M
Q2 25
$165.2M
$122.9M
Q1 25
$140.2M
$33.9M
Q4 24
$190.0M
$-130.4M
Q3 24
$127.2M
$179.0M
Q2 24
$92.4M
$-54.6M
Q1 24
$91.6M
$236.4M
Gross Margin
ADT
ADT
WTM
WTM
Q4 25
97.1%
Q3 25
93.6%
Q2 25
93.8%
Q1 25
98.7%
Q4 24
97.9%
Q3 24
99.1%
Q2 24
98.2%
Q1 24
98.8%
Operating Margin
ADT
ADT
WTM
WTM
Q4 25
26.1%
56.2%
Q3 25
24.3%
20.7%
Q2 25
26.6%
25.6%
Q1 25
25.2%
12.5%
Q4 24
32.4%
-33.7%
Q3 24
26.2%
28.5%
Q2 24
23.6%
-8.8%
Q1 24
16.2%
35.9%
Net Margin
ADT
ADT
WTM
WTM
Q4 25
11.4%
52.1%
Q3 25
11.2%
13.2%
Q2 25
12.8%
17.8%
Q1 25
11.1%
5.9%
Q4 24
15.3%
-36.4%
Q3 24
10.2%
21.3%
Q2 24
7.7%
-13.8%
Q1 24
7.6%
36.5%
EPS (diluted)
ADT
ADT
WTM
WTM
Q4 25
$325.02
Q3 25
$44.18
Q2 25
$47.75
Q1 25
$13.19
Q4 24
$-50.98
Q3 24
$69.68
Q2 24
$-21.24
Q1 24
$92.33

Balance Sheet & Financial Strength

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

Metric
ADT
ADT
WTM
WTM
Cash + ST InvestmentsLiquidity on hand
$80.8M
Total DebtLower is stronger
$7.4B
$837.0M
Stockholders' EquityBook value
$3.8B
$5.4B
Total Assets
$15.8B
$12.3B
Debt / EquityLower = less leverage
1.95×
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ADT
ADT
WTM
WTM
Q4 25
$80.8M
Q3 25
$62.8M
Q2 25
$45.2M
Q1 25
$3.7M
Q4 24
$96.2M
Q3 24
$95.3M
Q2 24
$37.9M
Q1 24
$4.0M
Total Debt
ADT
ADT
WTM
WTM
Q4 25
$7.4B
$837.0M
Q3 25
$7.3B
$870.4M
Q2 25
$6.8B
$694.6M
Q1 25
$7.6B
$676.1M
Q4 24
$7.5B
$562.5M
Q3 24
$7.5B
$544.9M
Q2 24
$7.5B
$530.2M
Q1 24
$7.6B
$532.1M
Stockholders' Equity
ADT
ADT
WTM
WTM
Q4 25
$3.8B
$5.4B
Q3 25
$3.7B
$4.8B
Q2 25
$3.7B
$4.6B
Q1 25
$3.6B
$4.5B
Q4 24
$3.8B
$4.5B
Q3 24
$3.9B
$4.6B
Q2 24
$3.8B
$4.4B
Q1 24
$3.7B
$4.5B
Total Assets
ADT
ADT
WTM
WTM
Q4 25
$15.8B
$12.3B
Q3 25
$16.0B
$12.3B
Q2 25
$16.0B
$11.8B
Q1 25
$15.8B
$11.0B
Q4 24
$16.1B
$9.9B
Q3 24
$16.1B
$10.3B
Q2 24
$16.0B
$10.2B
Q1 24
$15.9B
$9.6B
Debt / Equity
ADT
ADT
WTM
WTM
Q4 25
1.95×
0.15×
Q3 25
1.99×
0.18×
Q2 25
1.84×
0.15×
Q1 25
2.10×
0.15×
Q4 24
1.98×
0.13×
Q3 24
1.93×
0.12×
Q2 24
1.98×
0.12×
Q1 24
2.03×
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
ADT
ADT
WTM
WTM
Operating Cash FlowLast quarter
$373.6M
$53.9M
Free Cash FlowOCF − Capex
$323.5M
FCF MarginFCF / Revenue
25.4%
Capex IntensityCapex / Revenue
3.9%
Cash ConversionOCF / Net Profit
2.57×
0.06×
TTM Free Cash FlowTrailing 4 quarters
$1.7B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ADT
ADT
WTM
WTM
Q4 25
$373.6M
$53.9M
Q3 25
$480.1M
$359.3M
Q2 25
$563.9M
$177.5M
Q1 25
$466.6M
$-40.2M
Q4 24
$459.7M
$64.1M
Q3 24
$498.2M
$269.4M
Q2 24
$563.2M
$216.8M
Q1 24
$363.8M
$36.5M
Free Cash Flow
ADT
ADT
WTM
WTM
Q4 25
$323.5M
Q3 25
$437.4M
Q2 25
$526.3M
Q1 25
$421.2M
Q4 24
$426.0M
Q3 24
$455.5M
Q2 24
$516.5M
Q1 24
$323.1M
FCF Margin
ADT
ADT
WTM
WTM
Q4 25
25.4%
Q3 25
33.7%
Q2 25
40.9%
Q1 25
33.2%
Q4 24
34.3%
Q3 24
36.6%
Q2 24
42.9%
Q1 24
26.7%
Capex Intensity
ADT
ADT
WTM
WTM
Q4 25
3.9%
Q3 25
3.3%
Q2 25
2.9%
Q1 25
3.6%
Q4 24
2.7%
Q3 24
3.4%
Q2 24
3.9%
Q1 24
3.4%
Cash Conversion
ADT
ADT
WTM
WTM
Q4 25
2.57×
0.06×
Q3 25
3.31×
3.16×
Q2 25
3.41×
1.44×
Q1 25
3.33×
-1.19×
Q4 24
2.42×
Q3 24
3.92×
1.51×
Q2 24
6.10×
Q1 24
3.97×
0.15×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ADT
ADT

Recurring Monthly Revenue$1.0B82%
Installation Revenue$103.0M8%
Other$89.9M7%
Other Related Services$36.0M3%

WTM
WTM

Segment breakdown not available.

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