for nightly business report, i'm julia borsten in los angeles. >>> a small group of companies was hit hard by the crash, the recovery is bringing them back from the brink. investors are taking notice. first, let's take a look at how the international markets faired today. >>> one industry hard hit by the housing crash, private mortgage insurers, two big ones went under, and the rest were left bleeding cash. the housing recovery is breathing new life into this industry, and some new players are worth watching. diana olick has that story. >> reporter: when housing came crumbling down, the private mortgage insurance industry was left holding the bag, four companies lost a combined $20 billion, and they were the survivors. now, these companies just posted their first quarterly profit in 6 years. >> delinquencies are down, which has helped, the companies recapitalized the popular companies. fha is reducing its role in the market. the companies are basically reversing their position and all starting to show modest profitability. >> two more have entered the market. and the six wrote nearly