United Wholesale Mortgage remained the top contributor to jumbo MBS in the third quarter, though other lenders gained market share. Large nonbanks and a wide number of smaller lenders have been contributing collateral for jumbo MBS. (Includes three data tables.)
The retail channel accounted for 85.9% of jumbo originations in the first six months of the year among a group of major lenders tracked by this newsletter, up from 80.2% in the first half of 2022. (Includes data chart.)