| DEAL NAME | Morgan Stanley Mortgage Loan Trust 2006-4SL |
| Closing Date | 3/30/2006 |
| Collateral Factor Date | 1/1/2012 |
| |
| Performance Summary | |
| Current Pool Factor | 13.68% |
| |
| Delinquency Status (*) | |
| 30+ Days | 13.46% |
| 60+ Days | 7.74% |
| 90+ Days | 4.81% |
| 120+ Days | 0.00% |
| |
| Bankruptcy | 2.39% |
| Foreclosure | 0.00% |
| REO | 0.00% |
| |
| Cumulative Net Loss | 46.03% |
| Loss Severity | 100.00% |
| |
| Prepayment Experience | |
| 1mo CPR | 27.46% |
| 3mo CPR | 24.80% |
| 6mo CPR | 24.34% |
| 9mo CPR | 25.73% |
| 12mo CPR | 26.38% |
| Life CPR | 31.68% |
|