The MBS lawsuits target Barclays, Credit Suisse, Goldman Sachs, JPMorgan Chase, Morgan Stanley, Residential Funding Securities, Royal Bank of Scotland, UBS and Wachovia.
Banking regulators believe delinquency rates on HELOCs soon may rise sharply upward as a significant number of second liens reach the end of their draw period.
Nationstar's new filing with the Securities and Exchange Commission offers little in the way of information on the terms of the new $1 billion facility.