The $1,387,796,500,000 Off-Balance Sheet Securitized Real Estate Loan Question

"And while the Fed was good enough to force the reclassification of around $400 billion in securitized consumer loans to bank books in March, the question of why a far greater number of securitized real estate loans continue to be carried off the bank books is (or should be) suddenly rather timely. Especially since the number is rather large: some $1,387,796,500,000 as of October 6 (seasonally adjusted) which also represent the bulk of off balance sheet holdings. "