| DEAL NAME | Morgan Stanley Mortgage Loan Trust 2005-4 |
| Closing Date | 7/29/2005 |
| Collateral Factor Date | 1/1/2012 |
| |
| Performance Summary | |
| Current Pool Factor | 45.06% |
| |
| Delinquency Status (*) | |
| 30+ Days | 6.30% |
| 60+ Days | 3.90% |
| 90+ Days | 3.04% |
| 120+ Days | 1.89% |
| |
| Bankruptcy | 3.04% |
| Foreclosure | 5.21% |
| REO | 0.38% |
| |
| Cumulative Net Loss | 2.34% |
| Loss Severity | 0.00% |
| |
| Prepayment Experience | |
| 1mo CPR | 15.39% |
| 3mo CPR | 11.87% |
| 6mo CPR | 13.81% |
| 9mo CPR | 13.58% |
| 12mo CPR | 14.18% |
| Life CPR | 10.23% |
|