Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $3.22 | 3,240 | Officer | 178,790 | 2013-05-28 | Filing |
| $3.30 | 9,720 | Officer | 195,266 | 2013-05-22 | Filing |
| $7.56 | 98,882 | Large Shareholder | 3,535,000 | 2011-10-06 | Filing |
| $7.46 | 358,000 | Large Shareholder | 3,633,882 | 2011-10-05 | Filing |
| $7.56 | 204,591 | Other | 3,555,000 | 2011-10-06 | Filing |
| $7.46 | 358,000 | Other | 3,759,591 | 2011-10-05 | Filing |
| $8.21 | 34,609 | Large Shareholder | 3,991,882 | 2011-09-27 | Filing |
| $8.18 | 1,000 | Large Shareholder | 4,026,491 | 2011-09-27 | Filing |
| $8.21 | 34,609 | Other | 4,117,591 | 2011-09-27 | Filing |
| $8.19 | 1,000 | Other | 4,152,200 | 2011-09-27 | Filing |
| $23.29 | 100,000 | Other | 4,153,200 | 2011-03-07 | Filing |
| $20.33 | 31,028 | Other | 4,253,200 | 2011-03-04 | Filing |
| $23.29 | 97,000 | Large Shareholder | 4,027,491 | 2011-03-07 | Filing |
| $20.33 | 30,097 | Large Shareholder | 4,124,491 | 2011-03-04 | Filing |
| $20.24 | 136,482 | Other | 4,284,228 | 2011-03-03 | Filing |
| $20.11 | 42,190 | Other | 4,420,710 | 2011-03-02 | Filing |
| $20.24 | 132,387 | Large Shareholder | 4,154,588 | 2011-03-03 | Filing |
| $20.11 | 40,925 | Large Shareholder | 4,286,975 | 2011-03-02 | Filing |
| $22.88 | 5,000 | Director | 8,500 | 2010-12-03 | Filing |
| $20.71 | 3,377 | Officer | 31,754 | 2010-12-01 | Filing |