What does property, energy, marine and aviation — year one mean?

This represents the development or loss experience specifically observed during the first year following the inception of an underwriting year for the property, energy, marine, and aviation segment. It is a key data point in actuarial loss development triangles.

Arch Capital Group ACGL Property, energy, marine and aviation — Year One

Other product segments

Property catastrophe

-62.4%+53.5%

Specialty

26.2%-5.4%

Property excluding property catastrophe

20.9%-11.4%

Casualty

2.9%+3.6%

Marine and aviation

1.8%+28.6%

Similar metrics at other companies

GLREProperty — Year 1

48.1%-1.2pp

SPNTProperty Other — Year 1

39.1%+3.6pp

EGProperty Insurance — Year one

79.1%-0.1pp

ESN

ESNTProperty Insurance Product Line — Year 1

9%-1.0pp

HIGProperty Insurance — 1st Year

117.4%-0.2pp

UFCSPersonal — Year 1

51.3%-3.8pp

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$33.91B+5.5%

Enterprise value$34.53B+5.2%

P/E7×-1.6×

P/S1.7×0.0×

Profitability

See full

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:ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne.

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, energy, marine and aviation — year one?: Arch Capital Group (ACGL) reported property, energy, marine and aviation — year one of 23% in Q4 2025.
How has Arch Capital Group's property, energy, marine and aviation — year one changed year-over-year?: Arch Capital Group's property, energy, marine and aviation — year one increased by 7.0% year-over-year, from 21.5% to 23%.
What does property, energy, marine and aviation — year one mean?: This represents the development or loss experience specifically observed during the first year following the inception of an underwriting year for the property, energy, marine, and aviation segment. It is a key data point in actuarial loss development triangles.