| Date | Filer | Title | Filing | Type | Shares Traded | Price | Total Held |
|---|---|---|---|---|---|---|---|
| May 10, 2004 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 13,800 | $38.69 | 1,473,208 |
| May 03, 2004 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 13,800 | $39.91 | 1,487,008 |
| Feb 17, 2004 | NEMOURS FOUNDATION
|
Ten Percent Owner | Form 4 | Open market or private sale of non-derivative or derivative security | 13,800 | $40.00 | 1,654,678 |
| Sep 13, 2006 | REGAN MICHAEL N
|
Senior Vice President | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 14,000 | $29.00 | 37,471 |
| Sep 13, 2006 | REGAN MICHAEL N
|
Senior Vice President | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 14,000 | -- | 5,289 |
| Sep 18, 2006 | DREW J EVERITT
|
Regional President | Form 4 | Grant, award or other acquisition pursuant to Rule 16b-3(d) | 14,132 | -- | 14,132 |
| Oct 28, 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 | 14,265 | $50.40 | 384,980 |
| Feb 17, 2006 | TWOMEY KEVIN M
|
President and COO | Form 4 | Open market or private sale of non-derivative or derivative security | 14,500 | $61.80 | 19,900 |
| Feb 22, 2005 | RHODES ROBERT M
|
EVP | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 14,585 | $16.69 | 15,872 |
| Feb 22, 2005 | RHODES ROBERT M
|
EVP | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 14,585 | -- | -- |
For recent transactions, including derivative transactions, see our Section 16 SEC filingspage.