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 reflect 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.