Two Harbors Investment held jumbo mortgages with a fair market value of $655.80 million as of the end of September. While the real estate investment trust is on track to discontinue its mortgage loan conduit and securitization business, Two Harbors noted that it had outstanding purchase commitments to acquire $61.40 million in unpaid principal balance as of the end of September. Two Harbors said it incurred $1.19 million in costs during the third quarter ... [Includes three briefs]