| SC 13D/A | 2011-02-14 | CLARK ESTATES INC | 3D SYSTEMS CORP | 2,240,857 | 9.6% | EDGAR |
| SC 13G/A | 2011-02-10 | PRICE T ROWE ASSOCIATES INC /MD/ | 3D SYSTEMS CORP | 3,281,480 | 14.1% | EDGAR |
| SC 13G/A | 2011-01-14 | VILLERE ST DENIS J & CO LLC | 3D SYSTEMS CORP | 2,869,128 | 12.3% | EDGAR |
| SC 13G/A | 2010-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | 3D SYSTEMS CORP | 3,320,200 | 14.6% | EDGAR |
| SC 13G/A | 2009-02-13 | DARUMA ASSET MANAGEMENT INC /NY | 3D SYSTEMS CORP | 0 | 0.0% | EDGAR |
| SC 13G/A | 2009-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | 3D SYSTEMS CORP | 3,327,600 | 14.8% | EDGAR |
| SC 13D/A | 2008-06-26 | LOEWENBAUM G WALTER II | 3D SYSTEMS CORP | 1,521,047 | 6.8% | EDGAR |
| SC 13D/A | 2008-02-14 | DUFF STEPHEN M | 3D SYSTEMS CORP | 2,223,157 | 10.0% | EDGAR |
| SC 13G/A | 2008-02-13 | DARUMA ASSET MANAGEMENT INC /NY | 3D SYSTEMS CORP | 1,338,325 | 6.0% | EDGAR |
| SC 13G/A | 2008-01-31 | SELZ CAPITAL LLC | 3D SYSTEMS CORP | 1,386,722 | 6.3% | EDGAR |
| SC 13D/A | 2007-09-04 | LOEWENBAUM G WALTER II | 3D SYSTEMS CORP | 1,443,586 | 6.5% | EDGAR |
| SC 13G/A | 2007-02-13 | HARRIS JAY R | 3D SYSTEMS CORP | 733,363 | 3.8% | EDGAR |
| SC 13G/A | 2007-02-13 | DARUMA ASSET MANAGEMENT INC /NY | 3D SYSTEMS CORP | 1,332,325 | 7.3% | EDGAR |
| SC 13D/A | 2006-09-18 | CLARK ESTATES INC | 3D SYSTEMS CORP | 2,223,157 | 12.1% | EDGAR |
| SC 13D/A | 2006-06-19 | LOEWENBAUM G WALTER II | 3D SYSTEMS CORP | 1,466,315 | - | EDGAR |
| SC 13D/A | 2006-06-13 | CLARK ESTATES INC | 3D SYSTEMS CORP | 2,068,707 | 12.6% | EDGAR |
| SC 13G/A | 2006-02-13 | DARUMA ASSET MANAGEMENT INC /NY | 3D SYSTEMS CORP | 1,376,525 | 9.0% | EDGAR |
| SC 13G/A | 2006-02-07 | HARRIS JAY R | 3D SYSTEMS CORP | 793,878 | 5.1% | EDGAR |
| SC 13G/A | 2005-07-08 | MARXE AUSTIN W & GREENHOUSE DAVID M | 3D SYSTEMS CORP | 687,624 | 4.9% | EDGAR |
| SC 13G/A | 2005-02-14 | GOLDSMITH & HARRIS INC | 3D SYSTEMS CORP | 619,901 | 4.6% | EDGAR |