How are alternative mortgage products finding their way into the hands of investors? An Inside Alternative Mortgages analysis reveals that many are being securitized through programs designed for prime jumbo loans. Through the first nine months of this year, some $60.96 billion in prime mix MBS – or pools that contain at least 35 percent conforming balance loans – were securitized in the non-agency MBS market. Most of that production was done early in the…