What is Arch Capital Group's property catastrophe — year ten?

Arch Capital Group (ACGL) reported property catastrophe — year ten of 5.7% in Q4 2025.

How has Arch Capital Group's property catastrophe — year ten changed year-over-year?

Arch Capital Group's property catastrophe — year ten decreased by 39.4% year-over-year, from 9.4% to 5.7%.

What does property catastrophe — year ten mean?

Represents the net loss development or reserve adjustment for property catastrophe reinsurance contracts ten years after the initial underwriting year. This is the final stage of standard reserve development tracking for specific underwriting cohorts.

Arch Capital Group ACGL Property catastrophe — Year Ten

Other product segments

Marine and aviation

6.2%+1,450%

Casualty

3%-11.8%

Property excluding property catastrophe

-0.7%-800%

Specialty

0.1%-66.7%

Similar metrics at other companies

SPNTProperty Catastrophe — Year 10

0%—

EGProperty Insurance — Year ten

0%—

SPNTProperty Catastrophe — Year 9

1.9%—

SPNTProperty Catastrophe — Year 2

40.8%-7.0pp

SPNTProperty Catastrophe — Year 3

44.1%-1.9pp

HIGProperty Insurance — 10th Year

0.1%+0.1pp

Other financials

Income statement

See full

Revenue$4.5B-3.3%

Net income$1.0B+82.4%

EPS (diluted)$2.88+94.6%

Balance sheet

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Cash & equivalents$1.8B-10.3%

Total debt$2.4B0.0%

Total equity$24.2B+12.3%

Total assets$81.4B+8.3%

Cash flow

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Operating cash flow$1.2B-18.5%

CapEx$8.0M-11.1%

Free cash flow$1.2B-18.6%

Valuation

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Market cap$34.08B0.0%

Enterprise value$34.7B-0.2%

P/E7×-2.1×

P/S1.7×-0.1×

Profitability

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Net margin24.6%+3.9pp

FCF margin29.6%-6.3pp

Returns & leverage

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Return on equity21.3%+2.9pp

Debt / equity0.1×0.0×

Where this comes from

Reported directly by Arch Capital Group in its filing.

Tagged under the XBRL concept us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearTen.

The official record: Arch Capital Group’s 10-K, filed February 26, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Arch Capital Group's property catastrophe — year ten?: Arch Capital Group (ACGL) reported property catastrophe — year ten of 5.7% in Q4 2025.
How has Arch Capital Group's property catastrophe — year ten changed year-over-year?: Arch Capital Group's property catastrophe — year ten decreased by 39.4% year-over-year, from 9.4% to 5.7%.
What does property catastrophe — year ten mean?: Represents the net loss development or reserve adjustment for property catastrophe reinsurance contracts ten years after the initial underwriting year. This is the final stage of standard reserve development tracking for specific underwriting cohorts.