| Date Filed | Type | Description |
| 11/16/2009 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings: |
| 08/14/2009 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 05/15/2009 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/17/2009 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 11/14/2008 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 08/14/2008 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 05/15/2008 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/14/2008 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/12/2008 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 11/14/2007 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 08/14/2007 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 05/14/2007 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/15/2007 |
SC 13G
| Magnetar Investment Management, LLC reports a 1.5% stake in APTIMUS, INC. |
| 02/14/2007 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 11/13/2006 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 08/14/2006 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 05/15/2006 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |
| 02/14/2006 |
13F-HR
| Form 13F-HR - Quarterly report filed by institutional managers, Holdings |