Securitization of commercial mortgages was down slightly in 2016 as a result of a sharp drop in the non-agency commercial MBS market, according to a new Inside MBS & ABS analysis. Meanwhile, the agency multifamily MBS platforms cranked out record new issuance last year. In total, some $209.03 billion of commercial-property MBS were issued last year, a 3.1 percent drop from 2015. It still ranked as the second most-productive year in commercial MBS issuance since 2007, the year before the financial market meltdown. But non-agency CMBS issuance fell...[Includes one data table]