The first-time homebuyer share of home purchases in April hit its highest level in more than four years, according to the Campbell/Inside Mortgage Finance’s HousingPulse Tracking Survey. The purchases have been boosted by a reduction in the FHA’s mortgage insurance premiums and help rebut concerns about the demise of the first-time homebuyer. First-time homebuyers accounted for 37.6 percent of home purchases in April, up from a 34.3 percent share a year ago, based on three-month moving averages. The last time the first-time homebuyer share of home purchases was above 37.6 percent was in August 2010 at a 40.0 percent share. Tom Popik, research director of Campbell Surveys, said...