PHILADELPHIA–(BUSINESS WIRE)–Home prices across the United States continued to climb in September, rising 7.8 percent in the twelve months since October 2019, according to Radian Home Price Index (HPI) data released today by Red Bell Real Estate, LLC, a Radian Group Inc. company (NYSE: RDN). The Radian HPI is the most comprehensive and timely measure of U.S. housing market prices and conditions. Since the start of the year, the Radian HPI has risen at an annualized rate of 7.4 percent, which