| Date | Name | Title | Filing | Type | Shares Traded | Price Range | Total Held |
|---|---|---|---|---|---|---|---|
| Sep 07, 2010 | Vice-President - Research | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 2,250 | $15.23 | 16,636 | |
| Sep 07, 2010 | Vice-President - Research | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 2,250 | $15.23 | 6,750 | |
| Sep 07, 2010 | EVP - CFO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 3,000 | $15.23 | 28,651 | |
| Sep 07, 2010 | EVP - 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 | 1,086 | $15.23 | 27,565 | |
| Sep 07, 2010 | EVP - CFO | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 3,000 | $15.23 | 9,000 | |
| Sep 07, 2010 | VP - Operations | 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 | 452 | $15.23 | 13,684 | |
| Sep 07, 2010 | VP - Operations | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 1,250 | $15.23 | 14,934 | |
| Sep 07, 2010 | VP - Operations | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 1,250 | $15.23 | 3,750 | |
| Aug 17, 2010 | SVP - General Manager | 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 | 1,590 | $16.04 | 6,410 | |
| Aug 17, 2010 | SVP - General Manager | Form 4 | Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 | 3,750 | -- | 10,160 |
For recent transactions, including derivative transactions, see our Section 16 SEC filings page.