Credit unions aren’t major players in the MBS market, and their aggregate holdings declined slightly in 2014, according to a new Inside MBS & ABS analysis of call-report data. Credit unions held $101.3 billion of residential MBS in portfolio at the end of last year. That was down 2.4 percent from the third quarter, and off 3.8 percent from the end of 2013. Most of the industry’s MBS holdings (97.4 percent) were...[Includes one data chart]