| Date Filed | Type | Description |
| 11/24/2020 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 9.9% stake in Laredo Petroleum, Inc. |
| 09/28/2018 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 21.8% stake in Laredo Petroleum, Inc. |
| 02/27/2017 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 32.1% stake in Laredo Petroleum, Inc. |
| 11/03/2016 |
SC 13D/A
| Form SC 13D/A - General statement of acquisition of beneficial ownership: [Amend] |
| 05/25/2016 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 05/19/2016 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 06/26/2013 |
SC 13G/A
| Laredo Petroleum Holdings, Inc. reports a 64.9% stake in Laredo Petroleum Holdings, Inc. |
| 10/19/2012 |
SC 13G/A
| Laredo Petroleum Holdings, Inc. reports a 68.2% stake in Laredo Petroleum Holdings, Inc. |
| 06/19/2012 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 25.7% stake in BUILDERS FIRSTSOURCE, INC. |
| 04/17/2012 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 04/11/2012 |
SC 13G
| Warburg Pincus Private Equity IX, L.P. reports a 11.8% stake in Ceres, Inc. |
| 03/16/2012 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 25.5% stake in BUILDERS FIRSTSOURCE, INC. |
| 12/22/2011 |
SC 13G
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals |
| 08/11/2011 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 05/16/2011 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 0% stake in Inspire Pharmaceuticals, Inc. |
| 05/09/2011 |
SC 13D/A
| Synutra International, Inc. reports a 7% stake in SYNUTRA INTERNATIONAL, INC. |
| 04/26/2011 |
SC 13D/A
| Synutra International, Inc. reports a 7% stake in SYNUTRA INTERNATIONAL, INC. |
| 04/06/2011 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 27.5% stake in Inspire Pharmaceuticals, Inc. |
| 06/29/2010 |
SC 13G
| Vringo Inc reports a 16.5% stake in Vringo, Inc. |
| 12/01/2009 |
SC 13D/A
| Form SC 13D - General statement of acquisition of beneficial ownership [amend] |
| 08/27/2009 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 38.2% stake in NYFIX, Inc. |
| 08/10/2009 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 27.8% stake in INSPIRE PHARMACEUTICALS, INC. |
| 07/01/2009 |
SC 13D/A
| Form SC 13D/A -- General statement of acquisition of beneficial ownership [amend] |
| 01/05/2009 |
SC 13D/A
| Form SC 13D/A -- General statement of acquisition of beneficial ownership [amend] |
| 09/23/2008 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 9.7% stake in SECURE COMPUTING CORPORATION |
| 09/02/2008 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 9.3% stake in SYNUTRA INTERNATIONAL, INC. |
| 07/02/2008 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 37.6% stake in NYFIX, Inc. |
| 04/24/2008 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 7.4% stake in SYNUTRA INTERNATIONAL, INC. |
| 03/17/2008 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 37.2% stake in NYFIX, INC. |
| 01/04/2008 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 36.6% stake in NYFIX, INC. |
| 07/23/2007 |
SC 13D
| Warburg Pincus Private Equity IX, L.P. reports a 24.8% stake in INSPIRE PHARMACEUTICALS, INC. |
| 07/03/2007 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 36.2% stake in NYFIX, INC. |
| 06/20/2007 |
SC 13D
| Warburg Pincus Private Equity IX, L.P. reports a 7.4% stake in SYNUTRA INTERNATIONAL, INC. |
| 05/10/2007 |
SC 13D/A
| Warburg Pincus Private Equity IX, L.P. reports a 35.2% stake in NYFIX, INC. |
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