| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| Mar 15, 2004 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 23,000 | $40.65 | 1,567,278 |
| Mar 08, 2004 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 23,000 | $41.50 | 1,590,278 |
| Mar 01, 2004 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 23,000 | $40.10 | 1,613,278 |
| Nov 17, 2003 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 23,030 | $34.25 | 1,668,478 |
| Feb 23, 2005 | TWOMEY KEVIN M
|
President, COO & CFO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 23,181 | $29.00 | 447,331 |
| Feb 23, 2005 | TWOMEY KEVIN M
|
President, COO & CFO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 23,181 | -- | 75,000 |
| Feb 12, 2008 | MARX CHRISTINE M
|
General Counsel and Secretary | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 23,804 | -- | 51,184 |
| Feb 10, 2009 | MCCALMONT WILLIAM S
|
EVP & Chief Financial Officer | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 24,300 | -- | 103,580 |
| Sep 20, 2004 | TWOMEY KEVIN M
|
President, COO & CFO | Form 4 | Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 | 24,581 | $48.50 | 379,994 |
| Feb 09, 2010 | Greene William Britton
|
Director, President and CEO | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 25,000 | -- | 361,741 |
For recent transactions, including derivative transactions, see our Section 16 SEC filingspage.