Major Players -- Rankings By Line

As employers, taxpayers and investors, insurance companies play a major role in the U.S. economy, contributing $421.4  billion to the gross domestic product in 2013. The charts below identify some of the leading players in this vital sector.

 

Top 10 Writers Of Property/Casualty Insurance By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 State Farm Mutual Automobile Insurance $59,361,685 10.0%
2 Allstate Corp. 30,180,756 5.1
3 Berkshire Hathaway Inc. 29,967,354 5.1
4 Liberty Mutual 29,848,412 5.1
5 Travelers Companies Inc. 23,200,304 3.9
6 Progressive Corp. 21,346,246 3.6
7 Chubb Ltd. (3) 20,671,147 3.5
8 Nationwide Mutual Group 19,577,849 3.3
9 American International Group (AIG) 19,066,161 3.2
10 Farmers Insurance Group of Companies (4) 19,050,733 3.2

(1) Before reinsurance transactions, includes state funds.
(2) Based on U.S. total, includes territories.
(3) Chubb Ltd. data reflects the 2015 merger with Ace Ltd.
(4) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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Top 10 Writers Of Life/Health Insurance/Annuities By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 MetLife Inc. $102,487,074 16.4%
2 Prudential Financial Inc. 43,134,670 6.9
3 New York Life Insurance Group 29,647,519 4.8
4 Jackson National Life Group 27,457,195 4.4
5 AEGON  24,983,201 4.0
6 American International Group (AIG) 24,976,781 4.0
7 Principal Financial Group Inc.  23,416,059 3.8
8 Massachusetts Mutual Life Insurance Co.  23,117,904 3.7
9 Lincoln National Corp.  22,676,916 3.6
10 AXA  19,478,236 3.1

(1) Includes life insurance, annuity considerations, deposit-type contract funds and other considerations; excludes accident and health insurance. Before reinsurance transactions.
(2) Based on U.S. total, includes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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Top 10 Writers Of Homeowners Insurance By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 State Farm Mutual Automobile Insurance $17,516,715 19.6%
2 Allstate Corp. 7,926,984 8.9
3 Liberty Mutual 5,993,803 6.7
4 Farmers Insurance Group of Companies (3) 5,284,511 5.9
5 USAA Insurance Group 5,000,407 5.6
6 Travelers Companies Inc. 3,305,427 3.7
7 Nationwide Mutual Group 3,249,456 3.6
8 American Family Insurance Group 2,609,366 2.9
9 Chubb Ltd. (4) 2,485,193 2.8
10 Erie Insurance Group 1,471,544 1.7

(1) Before reinsurance transactions, includes state funds.
(2) Based on U.S. total, includes territories.
(3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Market Intelligence.
(4) Chubb Ltd. data reflects the 2015 merger with Ace Ltd.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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Top 10 Writers Of Private Passenger Auto Insurance By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 State Farm Mutual Automobile Insurance $36,545,896 18.3%
2 Berkshire Hathaway Inc. 22,808,382 11.4
3 Allstate Corp. 20,036,973 10.0
4 Progressive Corp. 17,518,721 8.8
5 USAA Insurance Group 10,562,100 5.3
6 Farmers Insurance Group of Companies (3) 9,985,969 5.0
7 Liberty Mutual 9,942,667 5.0
8 Nationwide Mutual Group 7,468,708 3.7
9 American Family Mutual 3,694,271 1.9
10 Travelers Companies Inc. 3,377,404 1.7

(1) Before reinsurance transactions, includes state funds.
(2) Based on U.S. total, includes territories.
(3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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Top 10 Writers Of Commercial Auto Insurance By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 Progressive Corp. $2,187,740 7.0%
2 Travelers Companies Inc. 2,026,479 6.5
3 Nationwide Mutual Group 1,721,820 5.5
4 Liberty Mutual 1,512,741 4.8
5 Zurich Insurance Group (3) 1,487,295 4.8
6 American International Group (AIG) 1,128,691 3.6
7 Berkshire Hathaway Inc. 1,072,074 3.4
8 Old Republic International Corp. 1,071,187 3.4
9 Auto-Owners Insurance Co. 677,075 2.2
10 AmTrust Financial Services 646,737 2.1

(1) Before reinsurance transactions, includes state funds.
(2) Based on U.S. total, includes territories.
(3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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Top 10 Writers Of Commercial Lines Insurance By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 American International Group (AIG) $16,980,061 5.8%
2 Chubb Ltd. (3) 16,675,193 5.7
3 Travelers Companies Inc. 16,347,492 5.6
4 Liberty Mutual 13,801,267 4.7
5 Zurich Insurance Group (4) 13,403,445 4.6
6 CNA Financial Corp. 9,203,419 3.2
7 Nationwide Mutual Group 8,401,984 2.9
8 Hartford Financial Services 7,478,308 2.6
9 Berkshire Hathaway Inc. 7,056,856 2.4
10 Tokio Marine Group 5,956,554 2.0

(1) Before reinsurance transactions, includes state funds.
(2) Based on U.S. total, includes territories.
(3) Chubb Ltd. data reflects the 2015 merger with Ace Ltd.
(4) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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TOP 10 WRITERS OF WORKERS' COMPENSATION INSURANCE BY DIRECT PREMIUMS WRITTEN, 2014

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 Travelers Companies Inc. $4,320,787 7.9%
2 Hartford Financial Services 3,210,187 5.8
3 Liberty Mutual  2,660,002 4.8
4 Zurich Insurance Group (3) 2,575,336 4.7
5 American International Group 2,550,947 4.6
6 State Insurance Fund Workers' Comp (NY) 2,374,259 4.3
7 AmTrust Financial Services 2,357,858 4.3
8 Berkshire Hathaway Inc. 2,139,534 3.9
9 State Compensation Insurance Fund (CA) 1,528,879 2.8
10 Old Republic International Corp. 1,411,678 2.6

(1) Before reinsurance transactions, includes some state funds.
(2) Based on U.S. total, includes territories.
(3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by SNL Financial LC.

Source: SNL Financial LC.

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Top 10 Writers Of Earthquake Insurance By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 California Earthquake Authority $635,955 22.0%
2 State Farm Mutual Automobile Insurance 244,245 8.4
3 Zurich Insurance Group (3) 201,147 6.9
4 American International Group (AIG) 150,119 5.2
5 Chubb Ltd. (4) 148,712 5.1
6 Travelers Companies Inc. 140,949 4.9
7 GeoVera Insurance Holdings Ltd. 114,353 4.0
8 Liberty Mutual 79,177 2.7
9 Berkshire Hathaway Inc. 78,007 2.7
10 Swiss Re Ltd. 73,634 2.5

(1) Before reinsurance transactions, includes state funds.
(2) Based on U.S. total, includes territories.
(3) Data for Farmers Insurance Group of Companies and Zurich Financial Group (which owns Farmers' management company) are reported separately by S&P Global Market Intelligence.
(4) Chubb Ltd. data reflects the 2015 merger with Ace Ltd.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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Top 10 Health Insurance Groups By Direct Premiums Written, 2015

($000)

Rank Group/company Direct premiums written (1) Market share
1 UnitedHealth Group Inc. $67,486,464 11.4%
2 Anthem Inc. 54,715,501 9.2
3 Humana Inc. 51,405,175 8.7
4 HealthCare Service Corp. 32,644,621 5.5
5 Aetna Inc. 24,417,307 4.1
6 Centene Corp. 20,261,187 3.4
7 Independence Health Group Inc. 14,291,608 2.4
8 WellCare Health Plans Inc. 12,229,584 2.1
9 Kaiser Foundation Health Plan Inc. 11,934,022 2.0
10 Molina Healthcare Inc. 11,918,163 2.0

(1) Based on health insurer annual statement data. Excludes health insurance data from the property/casualty and life/health annual statements. Excludes territories.

Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.

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