Securitization was still the dominant method to fund new home mortgage production in 2014, but Wall Street got a run for its money from portfolio lenders. A new Inside MBS & ABS analysis reveals that 70.5 percent of residential mortgages originated last year were funneled into mortgage securities. That was down from 78.5 percent in 2013 and represented the lowest mortgage securitization rate since 2006. Delivering eligible loans into new Fannie Mae, Freddie Mac and Ginnie Mae securities is...[Includes one data chart]