What is Arch Capital Group's marine and aviation — year six?

Arch Capital Group (ACGL) reported marine and aviation — year six of 6.4% in Q4 2025.

How has Arch Capital Group's marine and aviation — year six changed year-over-year?

Arch Capital Group's marine and aviation — year six increased by 30.6% year-over-year, from 4.9% to 6.4%.

What does marine and aviation — year six mean?

Represents the cumulative net premiums earned or loss development attributed to the sixth year of underwriting activity within the marine and aviation insurance segment. It serves as a key indicator for assessing the stability of long-tail risk reserves as policies reach further maturity.

Arch Capital Group ACGL Marine and aviation — Year Six

Other product segments

Property catastrophe

17.4%+91.2%

Casualty

7.8%-7.1%

Specialty

3.8%-5.0%

Property excluding property catastrophe

1.8%+800%

Similar metrics at other companies

HIGMarine — 6th Year

5.6%-0.6pp

HIGMarine — 5th Year

7.2%+0.5pp

HIGMarine — 2nd Year

31.5%-0.5pp

HIGMarine — 9th Year

-1.6%+0.1pp

HIGMarine — 7th Year

0.8%0.0pp

GLREFinancial — Year 6

11.8%—

Other financials

Income statement

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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:ShortdurationInsuranceContractsHistoricalClaimsDurationYearSix.

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 marine and aviation — year six?: Arch Capital Group (ACGL) reported marine and aviation — year six of 6.4% in Q4 2025.
How has Arch Capital Group's marine and aviation — year six changed year-over-year?: Arch Capital Group's marine and aviation — year six increased by 30.6% year-over-year, from 4.9% to 6.4%.
What does marine and aviation — year six mean?: Represents the cumulative net premiums earned or loss development attributed to the sixth year of underwriting activity within the marine and aviation insurance segment. It serves as a key indicator for assessing the stability of long-tail risk reserves as policies reach further maturity.