First-time homebuyers accounted for over half of the purchase mortgages securitized by Fannie, Freddie and Ginnie in the second quarter, and private MIs are taking a bigger share.

First-lien mortgage originations were up across all product lines in the second quarter of 2018, but the jumbo market saw the biggest gains from the first three months of the year, according to a new Inside Mortgage Finance ranking and market analysis.