Top 10 Writers Of Private Passenger Auto Insurance By Direct Premiums Written, 2018

($000)

Rank Group/company Direct premiums written (1) Market share (2)
1 State Farm Mutual Automobile Insurance $41,963,578 17.0%
2 Berkshire Hathaway Inc. 33,075,434 13.4
3 Progressive Corp. 27,058,768 11.0
4 Allstate Corp. 22,663,214 9.2
5 USAA Insurance Group 14,467,936 5.9
6 Liberty Mutual 11,776,654 4.8
7 Farmers Insurance Group of Companies 10,496,476 4.3
8 Nationwide Mutual Group 6,726,799 2.7
9 American Family Insurance Group 4,975,128 2.0
10 Travelers Companies Inc. 4,697,743 1.9
(1) Before reinsurance transactions, includes state funds. (2) Based on U.S. total, includes territories. Source: NAIC data, sourced from S&P Global Market Intelligence, Insurance Information Institute.