MGIC Investment Corporation provides private mortgage insurance and ancillary services to lenders and government sponsored entities. The Company offers primary mortgage insurance that provides mortgage default protection on individual loans, as well as covers unpaid loan principal, delinquent interest, and various expenses associated with the default and subsequent foreclosure. It also provides contract underwriting services, and other services for the mortgage finance industry, such as analysis of loan originations and portfolios, and mortgage lead generation services, as well as reinsurance arrangements.