| Date Filed | Type | Description |
| 10/04/2013 |
SC 13D/A
| RCG HOLDINGS LLC reports a 2.8% stake in Cowen Group, Inc. |
| 06/18/2013 |
SC 13D/A
| RCG HOLDINGS LLC reports a 7.2% stake in Cowen Group, Inc. |
| 03/16/2011 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 03/01/2011 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 01/03/2011 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 05/14/2010 |
SC 13D/A
| RCG HOLDINGS LLC reports a 49.9% stake in Cowen Group, Inc. |
| 11/12/2009 |
SC 13D
| RCG HOLDINGS LLC reports a 67.9% stake in Cowen Group, Inc. |
| 11/02/2009 |
SC 13D/A
| RCG HOLDINGS LLC reports a 14.6% stake in Immersion Corporation |
| 10/28/2009 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 10/26/2009 |
SC 13D/A
| IMMERSION CORP reports a 9.8% stake in Immersion Corporation |
| 10/05/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 9% stake in Actel Corporation |
| 10/05/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 16.5% stake in Tollgrade Communications, Inc. |
| 10/05/2009 |
SC 13D/A
| IMMERSION CORP reports a 6.6% stake in Immersion Corporation |
| 10/02/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 17.5% stake in CPI CORP. |
| 10/02/2009 |
SC 13D/A
| AGILYSYS INC reports a 10.9% stake in Agilysys, Inc. |
| 09/24/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 18.3% stake in CPI CORP. |
| 09/14/2009 |
SC 13D
| Form SC 13D - General statement of acquisition of beneficial ownership |
| 09/10/2009 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 08/26/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 11.6% stake in Agilysys, Inc. |
| 08/26/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 0% stake in Gravity Co., Ltd. |
| 08/24/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 0% stake in Gravity Co., Ltd. |
| 08/10/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 22% stake in CPI CORP. |
| 08/07/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 16.5% stake in Tollgrade Communications, Inc. |
| 07/10/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 6.4% stake in Gravity Co., Ltd |
| 07/07/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 0% stake in I-MANY, INC. |
| 06/16/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 23% stake in CPI CORP. |
| 06/12/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 4.9% stake in iPass Inc. |
| 05/05/2009 |
SC 13D/A
| Form SC 13D/A -- General statement of acquisition of beneficial ownership [amend] |
| 04/27/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 15.5% stake in Tollgrade Communications, Inc. |
| 04/22/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 26.6% stake in CPI CORP. |
| 04/17/2009 |
SC 13D
| Form SC 13D -- General statement of acquisition of beneficial ownership |
| 04/06/2009 |
SC 13D/A
| Form SC 13D/A -- General statement of acquisition of beneficial ownership [amend] |
| 03/30/2009 |
SC 13D/A
| RAMIUS CAPITAL GROUP LLC reports a 14.4% stake in Tollgrade Communications, Inc. |
| 03/23/2009 |
SC 13G/A
| Form SC 13G/A -- Statement of acquisition of beneficial ownership by individuals [amend] |
|