The Market Share Tables for All Companies provides a listing of all insurers that wrote premium in Wisconsin for significant lines of business during a specific year. For life insurance lines of business, only direct premiums written is reported. For property and casualty lines of business, direct premiums written, direct premiums earned, and direct losses incurred are reported.

Business of 2013
Business of 2012
Business of 2011
Business of 2010
Business of 2009
Business of 2008
Business of 2007
Business of 2006
Business of 2005
Business of 2004
Business of 2003
Business of 2002

The Wisconsin Insurance Report provides additional information on insurance company operations in Wisconsin. The information is annually updated for the prior year's business by September 1 of the subsequent year.