The supply of 1-4 family mortgage debt declined again in the second quarter of 2014 despite an uptick in whole loans held in bank, thrift and credit union portfolios, according to an Inside Mortgage Finance analysis. The Federal Reserve Board late last week reported $9.855 trillion in single-family mortgage debt outstanding at the end of June. That was down $4.9 billion from March – a scant 0.05 percent decline, but the second straight quarterly downturn. The increase in mortgage debt outstanding in the third quarter of 2013 increasingly looks like an aberration rather than a turning point. The most recent figure is...[Includes one data chart]