Originations of adjustable-rate mortgages declined 11.6% in 2018, driven by sharp decreases at a number of banks that dominate ARM production. The sector also lost some market share during the year.

Interest-only mortgage originations in 2018 declined 12.1% among a group of top-ranked lenders. The decline was slightly greater than the drop in total first-lien originations.

Citadel Servicing and Angel Oak Companies reported a sharp increase in origination of nonprime mortgages for the first quarter. Demand from borrowers for non-qualified mortgages remains strong.