| SC 13G | 2014-02-14 | FMR LLC | PTC INC. | 7,599,081 | 6.4% | EDGAR |
| SC 13G/A | 2014-02-13 | GOLDMAN SACHS ASSET MANAGEMENT, L.P. | PTC INC. | 4,785,425 | 4.0% | EDGAR |
| SC 13G/A | 2014-02-13 | CRAMER ROSENTHAL MCGLYNN LLC | PTC INC. | 4,914,593 | 4.1% | EDGAR |
| SC 13G/A | 2014-02-13 | AMERIPRISE FINANCIAL INC | PTC INC. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2014-02-12 | VANGUARD GROUP INC | PTC INC. | 7,324,190 | 6.1% | EDGAR |
| SC 13G/A | 2014-01-30 | BlackRock Inc. | PTC INC. | 11,230,804 | 9.4% | EDGAR |
| SC 13G | 2013-02-14 | FMR LLC | PTC INC. | 7,230,148 | 6.0% | EDGAR |
| SC 13G | 2013-02-14 | GOLDMAN SACHS ASSET MANAGEMENT LP | PTC INC. | 7,858,618 | 6.6% | EDGAR |
| SC 13G/A | 2013-02-13 | AMERIPRISE FINANCIAL INC | PTC INC. | 10,460,520 | 8.8% | EDGAR |
| SC 13G | 2013-02-13 | VANGUARD GROUP INC | PTC INC. | 6,785,288 | 5.7% | EDGAR |
| SC 13G/A | 2013-02-11 | CRAMER ROSENTHAL MCGLYNN LLC | PTC INC. | 7,254,830 | 6.1% | EDGAR |
| SC 13G/A | 2013-02-01 | BlackRock Inc. | PTC INC. | 10,170,214 | 8.5% | EDGAR |
| SC 13G/A | 2012-02-14 | AMERIPRISE FINANCIAL INC | PARAMETRIC TECHNOLOGY CORP | 11,704,165 | 9.8% | EDGAR |
| SC 13G | 2012-02-13 | CRAMER ROSENTHAL MCGLYNN LLC | PARAMETRIC TECHNOLOGY CORP | 7,013,562 | 5.9% | EDGAR |
| SC 13G/A | 2012-02-10 | BlackRock Inc. | PARAMETRIC TECHNOLOGY CORP | 8,484,468 | 7.1% | EDGAR |
| SC 13G/A | 2011-02-11 | GOLDMAN SACHS ASSET MANAGEMENT LP | PARAMETRIC TECHNOLOGY CORP | 4,681,948 | 4.0% | EDGAR |
| SC 13G/A | 2011-02-11 | AMERIPRISE FINANCIAL INC | PARAMETRIC TECHNOLOGY CORP | 12,426,723 | 10.8% | EDGAR |
| SC 13G/A | 2011-02-11 | CRAMER ROSENTHAL MCGLYNN LLC | PARAMETRIC TECHNOLOGY CORP | 6,788,187 | 5.8% | EDGAR |
| SC 13G/A | 2011-02-08 | BlackRock Inc. | PARAMETRIC TECHNOLOGY CORP | 9,408,053 | 8.0% | EDGAR |
| SC 13G/A | 2011-02-07 | BlackRock Inc. | PARAMETRIC TECHNOLOGY CORP | 1,584,147 | 8.5% | EDGAR |