Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $20.97 | 22,957 | Director | 116,611 | 2013-03-22 | Filing |
| $20.63 | 10,364 | Director | 93,654 | 2013-03-21 | Filing |
| $19.95 | 30,000 | Director | 83,290 | 2013-02-20 | Filing |
| $18.70 | 30,000 | Director | 53,290 | 2013-02-19 | Filing |
| $18.46 | 13,196 | Director | 23,290 | 2013-02-15 | Filing |
| $18.47 | 7,443 | Director | 10,094 | 2013-02-14 | Filing |
| $13.44 | 11,215 | Large Shareholder, Director | 525,000 | 2011-08-11 | Filing |
| $12.52 | 14,180 | Large Shareholder, Director | 489,641 | 2011-08-19 | Filing |
| $12.99 | 35,820 | Large Shareholder, Director | 475,461 | 2011-08-18 | Filing |
| $13.38 | 24,144 | Large Shareholder, Director | 463,785 | 2011-08-10 | Filing |
| $13.20 | 14,641 | Large Shareholder, Director | 439,641 | 2011-08-09 | Filing |
| $12.38 | 4,053 | Large Shareholder, Director | 267,739 | 2011-03-18 | Filing |
| $12.25 | 45,947 | Large Shareholder, Director | 263,686 | 2011-03-17 | Filing |
| $11.84 | 57,255 | Large Shareholder, Director | 217,739 | 2011-03-01 | Filing |
| $11.87 | 42,745 | Large Shareholder, Director | 160,484 | 2011-02-28 | Filing |
| $10.61 | 7,300 | Large Shareholder, Director | 117,739 | 2010-11-23 | Filing |
| $10.46 | 15,439 | Large Shareholder, Director | 110,439 | 2010-11-22 | Filing |
| $10.51 | 95,000 | Large Shareholder, Director | 95,000 | 2010-11-15 | Filing |