| SC 13G | 2016-02-16 | FIDUCIARY MANAGEMENT INC /WI/ | RPX Corp | 4,428,386 | 8.1% | EDGAR |
| SC 13G/A | 2016-02-12 | CADIAN CAPITAL MANAGEMENT, LP | RPX Corp | 73,500 | 0.1% | EDGAR |
| SC 13G/A | 2016-02-10 | VANGUARD GROUP INC | RPX Corp | 3,489,006 | 6.4% | EDGAR |
| SC 13G | 2016-02-09 | DIMENSIONAL FUND ADVISORS LP | RPX Corp | 2,827,481 | 5.2% | EDGAR |
| SC 13G/A | 2016-01-27 | BlackRock Inc. | RPX Corp | 5,056,473 | 9.3% | EDGAR |
| SC 13G/A | 2016-01-20 | COLUMBIA WANGER ASSET MANAGEMENT LLC | RPX Corp | 10 | - | EDGAR |
| SC 13G/A | 2015-04-10 | BlackRock Inc. | RPX Corp | 5,433,237 | 10.0% | EDGAR |
| SC 13G/A | 2015-02-17 | CADIAN CAPITAL MANAGEMENT, LP | RPX Corp | 4,473,366 | 8.3% | EDGAR |
| SC 13G/A | 2015-02-13 | FRONTIER CAPITAL MANAGEMENT CO LLC | RPX Corp | 190,888 | 0.4% | EDGAR |
| SC 13G/A | 2015-02-11 | COLUMBIA WANGER ASSET MANAGEMENT LLC | RPX Corp | 2,973,300 | 5.5% | EDGAR |
| SC 13G | 2015-02-10 | FIDUCIARY MANAGEMENT INC /WI/ | RPX Corp | 4,673,055 | 8.7% | EDGAR |
| SC 13G | 2015-02-10 | VANGUARD GROUP INC | RPX Corp | 2,829,292 | 5.2% | EDGAR |
| SC 13G/A | 2015-01-15 | BlackRock Inc. | RPX Corp | 5,167,601 | 9.6% | EDGAR |
| SC 13G/A | 2014-12-05 | FEDERATED INVESTORS INC /PA/ | RPX Corp | 2,399,190 | 4.4% | EDGAR |
| SC 13G/A | 2014-02-14 | CADIAN CAPITAL MANAGEMENT, LP | RPX Corp | 1,393,140 | 2.6% | EDGAR |
| SC 13G/A | 2014-02-14 | KLEINER PERKINS CAUFIELD & BYERS XIII, LLC | RPX Corp | 0 | 0.0% | EDGAR |
| SC 13G/A | 2014-02-14 | FRONTIER CAPITAL MANAGEMENT CO LLC | RPX Corp | 2,691,280 | 5.1% | EDGAR |
| SC 13G/A | 2014-02-12 | FEDERATED INVESTORS INC /PA/ | RPX Corp | 2,912,100 | 5.6% | EDGAR |
| SC 13G | 2014-02-06 | COLUMBIA WANGER ASSET MANAGEMENT LLC | RPX Corp | 2,996,400 | 5.7% | EDGAR |
| SC 13G | 2014-01-30 | BlackRock Inc. | RPX Corp | 3,157,785 | 6.0% | EDGAR |