| Filing Date | Form | Description | Filing Group | Downloads |
| 02.10.05 | SC 13G | A statement of beneficial ownership of common stock by certain persons | Other |  |  |  |  |
| 02.09.05 | 8-K | Report of unscheduled material events or corporate event | Current Reports | | | | |
| 02.09.05 | SC 13G/A | An amendment to the SC 13G filing | Other | |  | | |
| 01.14.05 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 01.10.05 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 12.28.04 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 12.22.04 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 12.21.04 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 12.20.04 | 4 | Statement of changes in beneficial ownership of securities | 3,4,5 | | | | |
| 12.17.04 | SC TO-I/A | Amendment to a previously filed SC TO-I | Other | | | | |