Rank |
Group/company |
Direct premiums written ($000) |
Market share |
1 |
Berkshire Hathaway Inc. |
$184,743 |
18.7% |
2 |
State Farm Mutual Automobile Insurance |
133,498 |
15.9 |
3 |
USAA Insurance Group |
88,668 |
12.3 |
4 |
Allstate Corp. |
63,488 |
9.6 |
5 |
Farmers Insurance Group of Companies (2) |
52,020 |
8.6 |
6 |
Progressive Corp. |
51,697 |
5.8 |
7 |
Tokio Marine Group |
39,775 |
4.7 |
8 |
Liberty Mutual |
32,189 |
4.6 |
9 |
Island Insurance Companies |
22,442 |
2.9 |
10 |
MS&AD Insurance Group Holdings Inc. |
18,770 |
2.0 |
|
(1) Before reinsurance transactions.
(2) 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.