TOP TEN WRITERS OF COMMERCIAL AUTO INSURANCE BY DIRECT PREMIUMS WRITTEN, 2011

($000)

Rank Group Direct premiums written (1) Market share (2)
1 Travelers Companies Inc. $2,023,893 8.4%
2 Liberty Mutual 1,577,382 6.6
3 Progressive Corp. 1,536,419 6.4
4 American International Group 1,188,005 4.9
5 Zurich Insurance Group Ltd. (3) 1,184,067 4.9
6 Nationwide Mutual Group 994,707 4.1
7 Old Republic International Corp. 747,785 3.1
8 Hartford Financial Services 547,762 2.3
9 Auto-Owners Insurance Co. 532,489 2.2
10 W.R. Berkley Corp. 455,342 1.9

(1) Before reinsurance transactions, excluding state funds.
(2) Based on U.S. total including territories.
(3) Data for Farmers Group and Zurich Financial Group (which owns Farmers’ management company) are reported separately by SNL Financial.

Source: SNL Financial LC.