Top 10 Writers Of Private Passenger Auto Insurance In Iowa By Direct Premiums Written, 2016 (1)
Rank Group/company Direct premiums written ($000) Market share
1 State Farm Mutual Automobile Insurance $368,898 23.5%
2 Progressive Corp. 259,288 12.5
3 Nationwide Mutual Group 181,279 12.3
4 Farm Bureau Mutual Holding Co. 112,854 9.4
5 American Family Insurance Group 103,657 6.6
6 Grinnell Mutual Group 70,199 5.5
7 Berkshire Hathaway Inc. 58,105 5.0
8 Allstate Corp. 56,783 4.3
9 IMT Mutual Holding Co. 54,744 3.5
10 Farmers Insurance Group of Companies (2) 33,921 3.0
(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.