With issuance of non-agency mortgage-backed securities unable to keep pace with disappearing volume from vintage deals, bank and thrift holdings of non-agency MBS continue to decline. The holdings were down somewhat more than usual in the first quarter of 2015, suggesting sales by some banks. Banks and thrifts held $111.48 billion in non-agency MBS as of the end of the first quarter of 2015, according to the Inside Mortgage Finance Bank Mortgage Database. The holdings declined by 16.1 percent compared with the first quarter of 2014, including an 11.0 percent decline compared with the fourth quarter of 2014 ... [Includes one data table.]