The third quarter of 2015 marked one of the few periods in recent years when Redwood Trust didn’t sell a jumbo mortgage-backed security. Instead, the real estate investment trust focused its jumbo sales efforts on the whole-loan channel, a trend expected to continue into 2016, according to officials at Redwood. “A strong portfolio bid for home loans from banks currently results in a more favorable loan-sale execution for us versus securitization,” Brett Nicholas, Redwood’s president ...