Three months ago, CashCall President Paul Reddam said he was open to offers on his refinance shop, but that was before a jump in interest rates signaled a downturn in refi lending. At the midway point in 2013, CashCall ranked as 26th in mortgage originations, according to Inside Mortgage Finance, and refi loans accounted for virtually all of its business. These days Reddam isn’t returning telephone calls and competitors and investment bankers that specialize in mortgage acquisitions say that of late, they’ve heard little about CashCall’s situation. “I’m getting resumes from some of their employees,” said one mortgage CEO who is based in the same Southern California market as CashCall. “We’re seeing a lot of resumes from refi shops.” This executive, who focuses on purchase lending and spoke on the condition his name not be used, said...