Most mortgage lenders reported solid increases in refinance originations during the fourth quarter of 2014, but the faltering purchase-mortgage sector still accounted for most of their business. A new Inside Mortgage Finance ranking and analysis reveals that refinance originations increased by 16.9 percent from the third to the fourth quarter. Based on securitization figures from Fannie Mae, Freddie Mac and Ginnie Mae, refi activity rose by a more modest 14.0 percent, although these data trail the primary market by one or two months. Meanwhile, purchase-mortgage originations were...[Includes five data charts]