Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $46.85 | 2,000 | Officer | 13,319 | 2016-09-02 | Filing |
| $47.00 | 500 | Officer | 1,250 | 2016-09-02 | Filing |
| $47.70 | 700 | Officer | 2,200 | 2015-06-01 | Filing |
| $47.01 | 500 | Officer | 1,500 | 2015-05-29 | Filing |
| $47.20 | 500 | Officer | 1,000 | 2015-05-29 | Filing |
| $47.61 | 500 | Officer | 500 | 2015-05-28 | Filing |
| $36.86 | 7,500 | Officer | 7,500 | 2014-11-24 | Filing |
| $42.00 | 689 | Officer | 2,836 | 2014-04-10 | Filing |
| $0.00 | 12,500 | Large Shareholder | 2,334,850 | 2013-01-21 | Filing |
| $14.92 | 11,000 | Large Shareholder | 2,322,350 | 2012-12-11 | Filing |
| $14.31 | 50,000 | Large Shareholder | 2,311,350 | 2012-12-10 | Filing |
| $14.42 | 51,194 | Large Shareholder | 2,261,350 | 2012-12-07 | Filing |
| $12.59 | 109,600 | Large Shareholder, Director | 2,210,156 | 2012-11-26 | Filing |
| $12.69 | 98,749 | Large Shareholder, Director | 2,100,556 | 2012-09-12 | Filing |
| $12.32 | 5,100 | Large Shareholder, Director | 2,001,807 | 2012-09-11 | Filing |
| $12.08 | 42,177 | Large Shareholder, Director | 1,996,707 | 2012-09-10 | Filing |
| $11.35 | 35,413 | Large Shareholder, Director | 1,954,530 | 2012-08-27 | Filing |
| $11.49 | 2,800 | Large Shareholder, Director | 1,919,117 | 2012-08-24 | Filing |
| $11.47 | 29,530 | Large Shareholder, Director | 1,916,317 | 2012-08-23 | Filing |
| $11.80 | 12,099 | Large Shareholder, Director | 1,886,787 | 2012-08-17 | Filing |