| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 04/03/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 04/03/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/09/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 | |
| 03/09/98 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 02/10/98 | 3 | Form 3: Initial statement of beneficial ownership of securities | 1 | |
| 02/06/98 | 3 | Form 3: Initial statement of beneficial ownership of securities | 2 | |
| 01/12/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/12/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/12/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/12/98 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 3 |