| DEAL NAME | MSM 2004-7AR |
| Closing Date | 8/27/2004 |
| |
| Initial Collateral Characteristics | |
| Principal Balance ($) | 588,803,185 |
| |
| Sellers (Over 10%) | Morgan Stanley Mortgage Capital Inc.(53.32%),Quicken Loans, Inc.(23.00%),Morgan Stanley Credit Corporation(15.07%) |
| |
| Servicers (Over 10%) | Option One Mortgage Corporation(69.47%),Morgan Stanley Credit Corporation(15.07%) |
| |
| Number of Loans | 2,265 |
| Avg Loan Balance ($) | 259,957 |
| |
| Fixed/Floating | |
| % FRM | 0 |
| % ARM | 100 |
| % Short Arm | 0 |
| % 3/1 or 3/6 | 21.39 |
| % 5/1 or 5/6 | 69 |
| % 7/1 or 7/6 | 5.88 |
| % 10/1 or 10/6 | 3.73 |
| |
| % IO | 87.78 |
| Wtd Avg IO Term (months) | 74 |
| |
| Wtd Avg Current Mortgage Rate (%) | 5.191 |
| < 4.00% | 2.03 |
| 4.0000% - 4.9999% | 32.14 |
| 5.0000% - 5.9999% | 54.69 |
| 6.0000% - 6.9999% | 10.61 |
| 7.0000% - 7.9999% | 0.52 |
| 8.0000% - 8.9999% | 0.01 |
| 9.0000% - 9.9999% | 0 |
| 10.0000% - 10.9999% | 0 |
| 11.000% + | 0 |
| |
| Non-Zero Wtd Avg Margin (%) | 2.225 |
| Non-Zero Wtd Avg Initial Cap (%) | 5.257 |
| Non-Zero Wtd Avg Periodic Cap (%) | 1.676 |
| |
| Lien Composition | |
| % 1st Lien | 100 |
| % 2nd Lien | 0 |
| |
| Non-Zero Wtd Avg FICO | 721 |
| % FICO below 660 (inc. N/A) | 7.62 |
| % FICO below 620 (inc. N/A) | 0.77 |
| |
| Wtd Avg Orig LTV | 74.1 |
| % LTV > 80 | 10.31 |
| % LTV > 90 | 6.22 |
| % LTV > 95 | 1.88 |
| |
| Documentation Level | |
| % Full/Alt Documentation | 52.36 |
| % Stated Documentation | 0.44 |
| % Limited Documentation | 34.11 |
| % No Documentation | 9.26 |
| % No Ratio Documentation | 2.17 |
| % Lite Documentation | 0.65 |
| |
| % Owner Occupied | 84.59 |
| % Investor | 9.82 |
| % Second Home | 5.59 |
| |
| Loan Purpose | |
| % Cashout Refinance | 24.16 |
| % Purchase | 52.49 |
| % Rate Term Refinance | 23.35 |
| |
| State Concentration (Over 5%) | CA(26.65%),FL(9.95%),MI(8.54%),GA(7.31%),AZ(5.11%) |
| |
| % Prepay Penalty | 11.57 |
| |
| Wtd Avg Std Orig Term (months) | 360 |
| Wtd Avg Std Rem Term (months) | 358 |
| Wtd Average Loan Age (months) | 2 |