| SC 13G/A | 2009-02-13 | Capital World Investors | DUPONT E I DE NEMOURS & CO | 47,455,620 | 5.3% | EDGAR |
| SC 13G | 2008-05-05 | STATE STREET BANK & TRUST CO | DUPONT E I DE NEMOURS & CO | 46,258,105 | 5.1% | EDGAR |
| SC 13G/A | 2008-02-13 | CAPITAL RESEARCH & MANAGEMENT CO | DUPONT E I DE NEMOURS & CO | - | 0.0% | EDGAR |
| SC 13G | 2008-02-11 | Capital World Investors | DUPONT E I DE NEMOURS & CO | 46,219,200 | 5.1% | EDGAR |
| SC 13G | 2007-02-12 | CAPITAL RESEARCH & MANAGEMENT CO | DUPONT E I DE NEMOURS & CO | 54,343,000 | 5.9% | EDGAR |
| SC 13D/A | 2005-04-29 | DUPONT E I DE NEMOURS & CO | DUPONT PHOTOMASKS INC | 0 | 0.0% | EDGAR |
| SC 13D/A | 2004-10-15 | DUPONT E I DE NEMOURS & CO | DUPONT PHOTOMASKS INC | 3,629,272 | 19.6% | EDGAR |
| SC 13D | 2002-07-29 | DUPONT E I DE NEMOURS & CO | CHEMFIRST INC | 1,198,664 | 8.5% | EDGAR |
| SC 13D/A | 2002-04-10 | DUPONT E I DE NEMOURS & CO | LIQUI BOX CORP | - | 43.7% | EDGAR |
| SC 13D | 2002-04-04 | DUPONT E I DE NEMOURS & CO | LIQUI BOX CORP | 1,722,650 | 37.1% | EDGAR |
| SC 13D | 2002-03-11 | DUPONT E I DE NEMOURS & CO | MERRIMAC INDUSTRIES INC | - | 16.6% | EDGAR |
| SC 13D/A | 2001-05-04 | DUPONT E I DE NEMOURS & CO | DUPONT PHOTOMASKS INC | 3,629,272 | 20.9% | EDGAR |
| SC 13D/A | 2001-05-01 | DUPONT E I DE NEMOURS & CO | DUPONT PHOTOMASKS INC | 3,693,272 | 21.2% | EDGAR |
| SC 13G/A | 2001-02-14 | WILMINGTON TRUST CORP | DUPONT E I DE NEMOURS & CO | 51,087,424 | 4.9% | EDGAR |
| SC 13D/A | 2000-11-17 | - | - | - | - | EDGAR |
| SC 13D/A | 2000-07-28 | - | - | - | - | EDGAR |
| SC 13G | 2000-06-09 | - | - | - | - | EDGAR |
| SC 13D/A | 2000-06-06 | - | - | - | - | EDGAR |
| SC 13G | 2000-02-14 | WILMINGTON TRUST CORP | DUPONT E I DE NEMOURS & CO | 63,685,057 | 6.1% | EDGAR |
| SC 13G | 2000-02-14 | WILMINGTON TRUST CORP | DUPONT E I DE NEMOURS & CO | 63,685,057 | 6.1% | EDGAR |