The outlook for mortgage and housing activity in 2016 is expected to stay positive, but prime jumbo issuance won’t necessarily benefit from those fundamentals, according to S&P Global Ratings. Overall, the positive housing market is not translating into an increase in issuance or securitization. In fact, S&P analysts on a webinar this week said that non-agency securitization has been relatively flat over the past few years. Prime jumbo issuance continues to experience a dry spell that will most likely continue into the second half of 2016, they said. “If you look at the loans being originated, they are being held...