B
American Mercury Ins Co
Rating Date
June 2026
NAIC
Classification
Risk Adjusted
Capital Ratio #1
Risk Adjusted
Capital Ratio #2
Loss
Ratio
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Total
Assets
Capital
Net
Premiums
Net
Income
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Major Rating Factors: Good profitability index (5.0 on a scale of 0 to 10) with operating losses during 2021. Excellent expense controls. Fair reserve development (3.7) as reserves have generally been sufficient to cover claims. Strong long-term capitalization index (9.8) based on excellent current risk adjusted capital (severe and moderate loss scenarios). Moreover, capital levels have been consistent in recent years.
Other Rating Factors: Excellent liquidity (7.0) with ample operational cash flow and liquid investments. Excellent overall results on stability tests (7.1). Stability strengths include good operational trends and excellent risk diversification.
Stability Factors:
Principal Lines of Business: Homeowners (49.0%), personal/comm auto (47.3%), other (3.6%)
Licensed in: All states except DC, DE, HI, MA, ME, MI, NC, NH, NY, OH, RI, SC, VT, WV
Principal Investments: Common stock (66.0%), cash (14.0%), investment grade bonds (13.4%), other (6.7%)
Ratios
Premium to Surplus
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Reserve to Surplus
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1-Year Reserve Development
2-Year Reserve Development
Expense Ratio
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Combined Ratio
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Cash From Underwriting
Net Premium Growth
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Investments in Affiliates
Corporate Info
Group Affiliation
Mercury General Corporation
Investment Rating
MCY
Company Address
500 N. Meridian
Oklahoma City, OK 73107
Phone Number
(405) 621-6590
NAIC Number
16810
Largest Affiliates
B
Brea, CA - P&C
A
Brea, CA - P&C
B
Clearwater, FL - P&C
B
Lake Forest, IL - P&C