Nationstar Mortgage (NYSE: NSM), a servicer of reverse mortgages through its Champion brand, is exploring a sale of the company, as first reported by Bloomberg News on Monday and later re-reported by StreetInsider.com. 

The company recently went through a major rebrand of its consumer-facing operations, which became known as Mr. Cooper earlier this year, and has long held a position as a reverse mortgage servicer. It has a majority owned by Fortress Investment Group (NYSE: FIG), which is being acquired by SoftBank. Fortress, Bloomberg Reported, is working with advisers on a prospective sale of Nationstar, and is currently inviting bids from investors. 

Nationstar plans to call for bids from potential buyers in November, Bloomberg reported, citing people familiar with the matter. 

Written by Elizabeth Ecker