ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Aircraft

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $0.00 $25,200.00 $21,009.00 0.00%
Missouri Total 100.00% $24,747,975 $28,213,280 $10,094,938 $8,623,370 30.56%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Auto Collision

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.26% $193,840.00 $227,264.00 $153,006.00 $248,854.00 109.50%
Missouri Total 100.00% $73,563,009 $72,251,431 $46,974,050 $45,740,179 63.31%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Auto Comprehensive

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.14% $74,279.00 $87,080.00 $138,106.00 $224,621.00 257.95%
Missouri Total 100.00% $54,492,447 $54,889,116 $51,451,857 $51,189,453 93.26%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Auto Liability Bodily Injury

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.71% $1,653,119.00 $1,747,688.00 $170,693.00 $422,231.00 24.16%
Missouri Total 100.00% $233,555,349 $233,795,288 $134,486,974 $77,298,502 33.06%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Auto Medical Payments

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.28% $40,623.00 $42,947.00 $4,741.00 $0.00 0.00%
Missouri Total 100.00% $14,562,422 $14,369,487 $3,930,460 $5,335,071 37.13%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Auto Uninsured Motorists

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.22% $42,579.00 $45,015.00 $1,435.00 $0.00 0.00%
Missouri Total 100.00% $19,016,424 $18,787,244 $9,138,092 $8,251,901 43.92%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Fire & Allied Lines

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.09% $133,013.00 $135,824.00 $105,542.00 $-22,353.00 -16.46%
Missouri Total 100.00% $143,973,036 $127,548,129 $511,675,142 $187,580,108 147.07%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Commercial Multi-Peril

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.20% $1,291,076.00 $1,249,291.00 $930,658.00 $1,536,106.00 122.96%
Missouri Total 100.00% $636,825,329 $627,924,214 $703,032,634 $673,757,224 107.30%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Direct Workers Compensation

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.37% $2,863,538.00 $2,988,264.00 $1,327,840.00 $2,343,369.00 78.42%
Missouri Total 100.00% $769,309,531 $755,858,998 $473,625,893 $521,822,963 69.04%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Earthquake

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.11% $106,607.00 $121,114.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $93,309,847 $91,000,667 $191,930 $684,955 0.75%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Excess Workers Compensation

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 1.79% $484,527.00 $444,363.00 $0.00 $169,059.00 38.05%
Missouri Total 100.00% $26,996,846 $26,838,726 $7,985,170 $26,893,883 100.21%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Fidelity

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.62% $130,657.00 $115,692.00 $0.00 $38,797.00 33.53%
Missouri Total 100.00% $20,946,687 $21,088,635 $8,399,320 $9,276,912 43.99%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Accident & Health

Group Disability Income

Market_Share Number of Insureds Direct Premium Written Direct Premium Earned Dividends Paid Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.11% 3,405 $284,872.00 $125,128.00 $0.00 $0.00 $60,506.00 48.36%
Missouri Total 100.00% 1,177,801 $258,592,907 $262,161,281 $167,007 $202,323,947 $214,633,320 81.87%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Inland Marine (Incl Auto Cargo)

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.43% $1,086,242.00 $974,992.00 $488,693.00 $622,016.00 63.80%
Missouri Total 100.00% $251,077,947 $245,818,928 $107,952,815 $106,816,632 43.45%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Ocean Marine

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $0.00 $28,927.00 $8,927.00 0.00%
Missouri Total 100.00% $27,508,745 $28,825,002 $13,092,235 $19,214,050 66.66%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Other Liability - Bodily Injury & Property Damage

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.83% $3,854,616.00 $3,718,182.00 $2,263,335.00 $2,634,208.00 70.85%
Missouri Total 100.00% $461,691,015 $447,268,928 $219,280,553 $181,607,186 40.60%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Other Specific

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $0.00 $0.00 $-18,394.00 0.00%
Missouri Total 100.00% $4,211,591 $3,793,470 $702,511 $823,038 21.70%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Private Passenger Auto Liability Bodily Injury

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $0.00 $0.00 $50,000.00 0.00%
Missouri Total 100.00% $789,674,783 $781,038,431 $465,749,146 $472,619,351 60.51%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Products Liability

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 1.32% $390,772.00 $266,589.00 $-682.00 $-68,110.00 -25.55%
Missouri Total 100.00% $29,564,346 $28,428,379 $44,645,093 $16,932,718 59.56%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Professional Liability (Excl Medical Malpractice)

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 2.04% $1,800,751.00 $1,737,014.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $88,395,927 $86,935,481 $27,611,281 $19,939,511 22.94%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Surety

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.66% $484,520.00 $766,897.00 $0.00 $171,628.00 22.38%
Missouri Total 100.00% $73,875,392 $75,679,268 $16,905,456 $11,703,432 15.46%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Accident & Health

Total Accident & Health

Market_Share Number of Insureds Direct Premium Written Direct Premium Earned Dividends Paid Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% 3,405 $284,872.00 $125,128.00 $0.00 $0.00 $60,506.00 48.36%
Missouri Total 100.00% 12,500,492 $7,974,854,561 $7,996,297,423 $7,067,469 $6,201,891,967 $6,312,363,452 78.94%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Total Commercial Automobile

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.43% $2,004,440.00 $2,149,994.00 $467,981.00 $895,706.00 41.66%
Missouri Total 100.00% $462,627,613 $459,964,494 $284,028,221 $228,376,591 49.65%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Total Fire & Allied Lines

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.03% $133,013.00 $135,824.00 $105,542.00 $-22,353.00 -16.46%
Missouri Total 100.00% $425,452,165 $412,290,938 $1,012,696,210 $752,606,756 182.54%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Accident & Health

Total Group Accident & Health

Market_Share Number of Insureds Direct Premium Written Direct Premium Earned Dividends Paid Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.01% 3,405 $284,872.00 $125,128.00 $0.00 $0.00 $60,506.00 48.36%
Missouri Total 100.00% 10,396,531 $5,583,093,864 $5,607,047,195 $196,572 $4,420,764,843 $4,457,465,833 79.50%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Total Private Passenger Automobile

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.00% $0.00 $0.00 $0.00 $50,000.00 0.00%
Missouri Total 100.00% $2,949,920,889 $2,920,504,822 $2,007,630,042 $2,022,653,624 69.26%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Total Property & Casualty

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.18% $16,068,970.00 $15,894,350.00 $5,860,872.00 $8,504,826.00 53.51%
Missouri Total 100.00% $8,797,938,375 $8,628,677,686 $7,047,847,291 $6,788,635,323 78.68%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

Umbrella

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 0.43% $214,082.00 $206,505.00 $0.00 $0.00 0.00%
Missouri Total 100.00% $49,777,442 $43,829,694 $15,202,860 $43,942,783 100.26%



ARCH INSURANCE COMPANY

2012 Supplemental Data for

Property & Casualty

VSI/Collateral Protection

Market_Share Direct Premium Written Direct Premium Earned Direct Losses Paid Direct Losses Incurred Loss Ratio
Company Total 10.09% $1,224,129.00 $1,019,629.00 $223,378.00 $122,858.00 12.05%
Missouri Total 100.00% $12,131,402 $11,223,963 $7,398,623 $6,514,946 58.04%



Additional data is available for this company for the following year(s):