The funds participating in the Public-Private Investment Program ended their asset purchases in the fourth quarter of 2012 and generated strong returns on investments in non-agency mortgage-backed securities. While Public-Private Investment Funds can retain their holdings through 2017, most have liquidated their portfolios. Nine funds participating in the PPIP purchased $24.9 billion in MBS, largely vintage non-agency MBS along with some commercial MBS. At the end of the ... [Includes one data chart]