B
Arch Ins Co
Rating Date
June 2026
NAIC
Classification
Risk Adjusted
Capital Ratio #1
Risk Adjusted
Capital Ratio #2
Loss
Ratio
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Assets
Capital
Net
Premiums
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Major Rating Factors: Good liquidity (6.6 on a scale of 0 to 10) with sufficient resources (cash flows and marketable investments) to handle a spike in claims. Strong long-term capitalization index (7.2) based on excellent current risk adjusted capital (severe and moderate loss scenarios) reflecting significant improvement over results in 2020. Ample reserve history (8.3) that helps to protect the company against sharp claims increases.
Other Rating Factors: Excellent profitability index (8.2). Excellent overall results on stability tests (9.0). Strengths include potentially strong support from affiliation with Arch Capital Group Ltd, excellent operational trends and excellent risk diversification.
Stability Factors: G - Fast asset or premium growth.
Principal Lines of Business: Personal/comm auto (14.2%), work comp (13.2%), comm multi (11.8%), fire (7.7%), fin guar/surety (2.4%), med mal (1.2%), product liab. (0.3%), other (49.1%)
Licensed in: All states and GU, PR, VI
Principal Investments: Investment grade bonds (66.2%), common stock (10.7%), non investment grade bonds (9.7%), cash (2.5%), preferred stock (0.2%), other (10.7%)
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2-Year Reserve Development
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Combined Ratio
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Net Premium Growth
Investments in Affiliates
Corporate Info
Group Affiliation
Arch Capital Group Ltd
Investment Rating
Company Address
Harborside 3
Jersey City, NJ 07311
Phone Number
(201) 743-4000
NAIC Number
11150
Largest Affiliates
A
Morristown, NJ - P&C
A
Greensboro, NC - P&C
A
Greensboro, NC - P&C
B
Jersey City, NJ - P&C
B
Jersey City, NJ - P&C