JPMorgan Chase is set to end another lull in the issuance of jumbo mortgage-backed securities. The $395.40 million JPMorgan Mortgage Trust 2016-3 is scheduled to be issued next week, according to a presale report from Fitch Ratings. The most recently issued jumbo MBS priced in mid-August and was also from Chase. Only two firms with active conduits have issued jumbo MBS this year: Chase and Redwood Trust. Two Harbors Investment and WinWater Home Mortgage issued ...