Consider a sequential pay CMO Fnat is bached by 125 mortgages with averege balance of 5100,000 each. The mortgoges have montily parghents with War w is year and holds 53,000,000 and tranche 2 hoids 32,000,000. The rest of the poel principal is held by the SPV as a residuch. The SPV has set a pass through zate (coupon rate net of the serviceriguarantes fee) of 5.5% for Tranche A,5.75% for Tranche B and 6.5% for Tranche Z. At the begining of month 7 , the overal mortgage poel balance has 12,173,352.68 of principal remaining. Or that overall principal at the beginning of mone1 7, Tranche A holds 6,607,465.99, Tranche B holds 3.000.000 and Tranche Z holds 2.065, B86.59. What is tranche A:s outstanding principal baianoe at the end of month 7 (begining of month 81 ? [Note: You can answer this question starting with the fact that "At the beginning of month 7, the overal mortgage pool balance has 12,173,352.58 of principal temaining" without deriving cash flows for at periods before and after] Consider a sequential pay CMO Fnat is bached by 125 mortgages with averege balance of 5100,000 each. The mortgoges have montily parghents with War w is year and holds 53,000,000 and tranche 2 hoids 32,000,000. The rest of the poel principal is held by the SPV as a residuch. The SPV has set a pass through zate (coupon rate net of the serviceriguarantes fee) of 5.5% for Tranche A,5.75% for Tranche B and 6.5% for Tranche Z. At the begining of month 7 , the overal mortgage poel balance has 12,173,352.68 of principal remaining. Or that overall principal at the beginning of mone1 7, Tranche A holds 6,607,465.99, Tranche B holds 3.000.000 and Tranche Z holds 2.065, B86.59. What is tranche A:s outstanding principal baianoe at the end of month 7 (begining of month 81 ? [Note: You can answer this question starting with the fact that "At the beginning of month 7, the overal mortgage pool balance has 12,173,352.58 of principal temaining" without deriving cash flows for at periods before and after]