Private mortgage insurers captured a larger share of the purchase-mortgage market during the third quarter of 2017 as the credit profile of new FHA production tilted toward riskier business, according to a new Inside Mortgage Finance analysis. Fannie Mae and Freddie Mac securitized $64.59 billion of purchase loans with private MI coverage during the third quarter, a 28.5 percent jump from the previous period. That was substantially greater than the ... [Includes three data charts]