What does reinsurance — acquisition expense ratio mean?

The ratio of acquisition expenses, such as commissions and brokerage fees, to net premiums earned. This reflects the cost of acquiring new reinsurance business relative to the revenue generated.

Arch Capital Group ACGL Reinsurance — Acquisition expense ratio

Other segment segments

Insurance

20%+8.1%

Mortgage

2.9%+123%

Similar metrics at other companies

SPNTReinsurance — Acquisition cost ratio

24.7%+1.5pp

AXSReinsurance — Acquisition cost ratio (as a percent)

23.8%+2.5pp

AXSReinsurance — Acquisition costs

$80.49M+14.1%

SPNTReinsurance — Acquisition costs, net

$63.8M-4.9%

AXSInsurance — Acquisition cost ratio (as a percent)

19.6%+0.4pp

ESN

ESNTReinsurance — Expense ratio

35.7%+18.7pp

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

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:AcquisitionCostRatio.

The official record: Arch Capital Group’s 10-Q, filed May 5, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Arch Capital Group's reinsurance — acquisition expense ratio?: Arch Capital Group (ACGL) reported reinsurance — acquisition expense ratio of 19% in Q1 2026.
How has Arch Capital Group's reinsurance — acquisition expense ratio changed year-over-year?: Arch Capital Group's reinsurance — acquisition expense ratio decreased by 7.8% year-over-year, from 20.6% to 19%.
What does reinsurance — acquisition expense ratio mean?: The ratio of acquisition expenses, such as commissions and brokerage fees, to net premiums earned. This reflects the cost of acquiring new reinsurance business relative to the revenue generated.