Ginnie Mae servicers reported a small increase in servicing volume during the first three months of 2013, with Ocwen Loan Servicing posting the largest gains from last quarter and from a year ago. Servicers held a total of $1.33 trillion in government-backed mortgage debt outstanding at the end of the quarter, up a notch from the fourth quarter and 8.2 percent more than the total Ginnie Mae servicing debt a year ago. Though Ocwen was fifth in the ranking with $36.08 billion, its servicing volume was up more than 1000 percent both from the last quarter and from the same period last year. Among the top Ginnie servicers, only ... [One chart]