Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $22.49 | 1,000 | Officer | 2,443 | 2013-11-13 | Filing |
| $22.49 | 1,000 | Officer | 1,660 | 2013-11-13 | Filing |
| $26.13 | 3,000 | Officer | 3,000 | 2013-03-21 | Filing |
| $27.27 | 80 | Director | 80 | 2011-12-28 | Filing |
| $27.27 | 70 | Director | 245 | 2011-12-28 | Filing |
| $33.12 | 186,968 | Large Shareholder, Officer, Director | 5,653,192 | 2011-09-23 | Filing |
| $26.55 | 500 | Director | 10,300 | 2011-05-04 | Filing |
| $25.15 | 800 | Officer | 800 | 2011-01-06 | Filing |
| $25.15 | 500 | Officer | 1,744 | 2011-01-06 | Filing |
| $25.36 | 520 | Officer | 1,180 | 2010-12-21 | Filing |
| $25.25 | 280 | Officer | 660 | 2010-12-21 | Filing |
| $26.11 | 500 | Director | 9,800 | 2010-12-16 | Filing |
| $25.08 | 50 | Director | 250 | 2010-12-15 | Filing |
| $26.60 | 200 | Director | 9,300 | 2010-12-15 | Filing |
| $26.60 | 300 | Director | 9,100 | 2010-12-14 | Filing |
| $44.39 | 4,100 | Large Shareholder, Officer, Director | 5,263,587 | 2010-12-13 | Filing |
| $44.37 | 5,000 | Large Shareholder, Officer, Director | 5,259,487 | 2010-12-10 | Filing |
| $44.78 | 4,000 | Large Shareholder, Officer, Director | 5,254,487 | 2010-12-09 | Filing |
| $45.00 | 59,978 | Large Shareholder, Officer, Director | 5,250,487 | 2010-12-09 | Filing |
| $44.96 | 4,000 | Large Shareholder, Officer, Director | 5,190,509 | 2010-12-08 | Filing |