| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $35.10 | 5,000 | $175,500.00 | 36,000 | 2013-05-13 | Filing |
| Large Shareholder | $27.11 | 5,000 | $135,550.00 | 186,805 | 2012-12-07 | Filing |
| Large Shareholder, Officer, Director | $27.11 | 5,000 | $135,550.00 | 186,805 | 2012-12-07 | Filing |
| Large Shareholder, Officer, Director | $27.11 | 5,000 | $135,550.00 | 5,255,772 | 2012-12-07 | Filing |
| Large Shareholder, Officer, Director | $25.87 | 1,500 | $38,805.00 | 5,250,772 | 2012-08-15 | Filing |
| Large Shareholder, Officer, Director | $21.80 | 10,000 | $218,000.00 | 5,249,272 | 2012-03-12 | Filing |
| Large Shareholder, Officer, Director | $22.01 | 11,000 | $242,096.80 | 31,000 | 2012-03-09 | Filing |
| Large Shareholder, Officer, Director | $22.01 | 2,000 | $44,017.60 | 27,000 | 2012-03-09 | Filing |
| Large Shareholder, Officer, Director | $22.01 | 7,000 | $154,061.60 | 17,000 | 2012-03-09 | Filing |
| Large Shareholder, Officer, Director | $20.05 | 5,000 | $100,250.00 | 10,000 | 2011-12-14 | Filing |
| Officer, Director | $20.15 | 1,000 | $20,150.00 | 289,448 | 2011-12-13 | Filing |
| Large Shareholder, Officer, Director | $20.07 | 5,000 | $100,350.00 | 5,000 | 2011-12-08 | Filing |
| Large Shareholder, Officer, Director | $18.95 | 20,000 | $379,000.00 | 20,000 | 2011-08-25 | Filing |
| Officer, Director | $18.27 | 2,500 | $45,675.00 | 227,500 | 2011-08-19 | Filing |
| Director | $19.04 | 2,000 | $38,082.00 | 3,957 | 2011-08-16 | Filing |
| Director | $18.54 | 25,000 | $463,582.50 | 50,000 | 2011-08-12 | Filing |
| Large Shareholder, Officer, Director | $18.70 | 15,000 | $280,452.00 | 25,000 | 2011-08-12 | Filing |
| Officer | $18.60 | 1,000 | $18,600.00 | 1,481 | 2011-08-12 | Filing |
| Large Shareholder, Officer, Director | $21.50 | 5,000 | $107,500.00 | 10,000 | 2011-06-10 | Filing |
| Large Shareholder, Officer, Director | $21.50 | 5,000 | $107,500.00 | 5,239,272 | 2011-06-10 | Filing |