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

Arch Capital Group (ACGL) reported property catastrophe — year six of 17.4% in Q4 2025.

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

Arch Capital Group's property catastrophe — year six increased by 91.2% year-over-year, from 9.1% to 17.4%.

What does property catastrophe — year six mean?

Represents the net loss development or reserve adjustment for property catastrophe reinsurance contracts six years after the initial underwriting year. This metric provides insight into the tail risk and ultimate settlement costs of older catastrophe underwriting cohorts.

Arch Capital Group ACGL Property catastrophe — Year Six

Other product segments

Casualty

7.8%-7.1%

Marine and aviation

6.4%+30.6%

Specialty

3.8%-5.0%

Property excluding property catastrophe

1.8%+800%

Similar metrics at other companies

SPNTProperty Catastrophe — Year 6

3.7%0.0pp

EGProperty Insurance — Year six

4.8%+0.2pp

AFGProperty and casualty insurance — Year 6

6.9%-4.3pp

SPNTProperty Catastrophe — Year 5

3.1%+0.8pp

SPNTProperty Catastrophe — Year 2

40.8%-7.0pp

EGCasualty Insurance — Year six

22.7%—

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

See full

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

See full

Operating cash flow$1.2B-18.5%

CapEx$8.0M-11.1%

Free cash flow$1.2B-18.6%

Valuation

See full

Market cap$34.08B0.0%

Enterprise value$34.7B-0.2%

P/E7×-2.1×

P/S1.7×-0.1×

Profitability

See full

Net margin24.6%+3.9pp

FCF margin29.6%-6.3pp

Returns & leverage

See full

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:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix.

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

Ask your AI about Arch Capital Group's property catastrophe — year six.

Connect your AI assistant and compare segments, right in your chat.

Connect your AI

Claude

Questions, answered.

What is Arch Capital Group's property catastrophe — year six?: Arch Capital Group (ACGL) reported property catastrophe — year six of 17.4% in Q4 2025.
How has Arch Capital Group's property catastrophe — year six changed year-over-year?: Arch Capital Group's property catastrophe — year six increased by 91.2% year-over-year, from 9.1% to 17.4%.
What does property catastrophe — year six mean?: Represents the net loss development or reserve adjustment for property catastrophe reinsurance contracts six years after the initial underwriting year. This metric provides insight into the tail risk and ultimate settlement costs of older catastrophe underwriting cohorts.