Originations of jumbo mortgages significantly outpaced originations of other first-lien mortgage types in 2013, according to a new ranking and analysis by Inside Nonconforming Markets. Banks continue to dominate the market for jumbos, both with their own originations and via acquisitions of production from lenders that might otherwise have delivered their production to jumbo mortgage-backed security issuers. An estimated $272.0 billion in non-agency jumbos ... [Includes one data chart]