Origination trends for non-agency jumbo mortgages were stronger than total mortgage originations in the first quarter of 2013, according to a new ranking by affiliated publication Inside Mortgage Finance. Lenders increasingly see jumbos as an attractive product and a number of smaller players are entering the market or growing their originations. An estimated $54.0 billion in non-agency jumbos were originated in the first quarter of 2013, down 1.8 percent from the previous quarter ... [Includes one data chart]