Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $47.85 | 12,000 | Large Shareholder | 218,045 | 2012-12-20 | Filing |
| $48.10 | 3,000 | Large Shareholder | 215,045 | 2012-12-21 | Filing |
| $47.85 | 12,000 | Large Shareholder | 218,045 | 2012-12-20 | Filing |
| $47.32 | 15,000 | Large Shareholder | 230,045 | 2012-12-19 | Filing |
| $44.14 | 5,874 | Large Shareholder, Officer, Director | 8,886,896 | 2011-12-22 | Filing |
| $42.08 | 7,122 | Large Shareholder, Officer, Director | 8,949,774 | 2011-12-14 | Filing |
| $42.36 | 15,000 | Large Shareholder, Officer, Director | 8,922,970 | 2011-12-16 | Filing |
| $42.20 | 11,804 | Large Shareholder, Officer, Director | 8,937,970 | 2011-12-15 | Filing |
| $43.43 | 9,119 | Large Shareholder, Officer, Director | 8,913,651 | 2011-12-20 | Filing |
| $42.50 | 200 | Large Shareholder, Officer, Director | 8,922,770 | 2011-12-19 | Filing |
| $43.28 | 15,000 | Large Shareholder, Officer, Director | 8,892,770 | 2011-12-21 | Filing |
| $43.34 | 5,881 | Large Shareholder, Officer, Director | 8,907,770 | 2011-12-20 | Filing |
| $40.66 | 1,803 | Officer, Director | 460,177 | 2010-08-09 | Filing |
| $40.50 | 8,197 | Officer, Director | 461,980 | 2010-08-09 | Filing |
| $38.20 | 2,500 | Officer, Director | 460,907 | 2009-07-14 | Filing |
| $38.00 | 2,500 | Officer, Director | 463,407 | 2009-06-16 | Filing |