While many of the top mortgage producers relied heavily on their own retail origination operations – and even mortgage brokers – a handful of major companies kept the correspondent channel humming during the first quarter of 2012. A total of $266.0 billion of home loans were funded directly by the originator, either in their own retail operations or through mortgage brokers, according to Inside Mortgage Finance. That represented 69.1 percent of total production in the industry. Although direct originations were down 1.1 percent from the previous quarter, the overall market declined even more, by 3.8 percent. Wells Fargo increased...