Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $55.76 | 1,000 | Large Shareholder, Officer, Director | 1,656,999 | 2011-12-16 | Filing |
| $46.97 | 1,384 | Large Shareholder, Officer, Director | 1,655,999 | 2011-10-17 | Filing |
| $35.52 | 2,855 | Large Shareholder, Officer, Director | 1,654,615 | 2011-06-06 | Filing |
| $38.75 | 1,000 | Large Shareholder, Officer, Director | 1,651,760 | 2011-05-18 | Filing |
| $39.56 | 3,101 | Large Shareholder, Officer, Director | 1,650,760 | 2011-05-10 | Filing |
| $40.34 | 3,000 | Large Shareholder, Officer, Director | 1,647,659 | 2011-05-05 | Filing |
| $38.80 | 5,000 | Large Shareholder, Officer, Director | 1,644,659 | 2011-03-22 | Filing |
| $38.00 | 3,000 | Large Shareholder, Officer, Director | 1,639,659 | 2011-03-18 | Filing |
| $36.91 | 2,000 | Large Shareholder, Officer, Director | 1,636,659 | 2011-03-08 | Filing |
| $33.75 | 1,000 | Officer | 2,000 | 2011-01-24 | Filing |
| $33.75 | 241 | Officer | 10,641 | 2011-01-24 | Filing |
| $33.74 | 119 | Officer | 10,400 | 2011-01-24 | Filing |
| $33.66 | 38 | Officer | 10,281 | 2011-01-24 | Filing |
| $33.59 | 19 | Officer | 10,243 | 2011-01-24 | Filing |
| $33.72 | 300 | Officer | 10,224 | 2011-01-24 | Filing |
| $33.00 | 283 | Officer | 9,924 | 2011-01-21 | Filing |
| $33.11 | 3,600 | Large Shareholder, Officer, Director | 1,634,659 | 2011-01-18 | Filing |
| $33.50 | 300 | Officer | 350 | 2011-01-06 | Filing |
| $33.50 | 300 | Officer | 350 | 2011-01-06 | Filing |
| $32.43 | 5,000 | Large Shareholder, Officer, Director | 1,631,059 | 2010-12-30 | Filing |