| DEAL NAME | Morgan Stanley Mortgage Loan Trust 2007-15AR |
| Closing Date | 11/30/2007 |
| Collateral Factor Date | 1/1/2012 |
| |
| Performance Summary | |
| Current Pool Factor | 57.12% |
| |
| Delinquency Status (*) | |
| 30+ Days | 12.06% |
| 60+ Days | 7.73% |
| 90+ Days | 5.17% |
| 120+ Days | 3.05% |
| |
| Bankruptcy | 4.57% |
| Foreclosure | 17.92% |
| REO | 4.02% |
| |
| Cumulative Net Loss | 16.79% |
| Loss Severity | 65.88% |
| |
| Prepayment Experience | |
| 1mo CPR | 10.38% |
| 3mo CPR | 11.38% |
| 6mo CPR | 9.98% |
| 9mo CPR | 10.90% |
| 12mo CPR | 11.84% |
| Life CPR | 10.22% |
|