About United States MBA Mortgage Market Index
The MBA Weekly Mortgage Application Survey is a comprehensive overview of the nationwide mortgage market and covers all types of mortgage originators, including commercial banks, thrift institutions and mortgage banking companies. The entire market is represented by the Market Index which covers all mortgage applications during the week. This includes all conventional and government applications, all fixed-rate mortgages (FRMs), all adjustable-rate mortgages (ARMs), whether for a purchase or to refinance.