| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $40.75 | 1,926 | $78,481.61 | 1,576 | 2012-05-10 | Filing |
| Director | $39.16 | 46,327 | $1,814,165.32 | 25,180 | 2012-04-27 | Filing |
| Officer, Director | $27.85 | 29,027 | $808,401.95 | 251,842 | 2011-11-30 | Filing |
| Officer, Director | $27.13 | 35,000 | $949,550.00 | 251,842 | 2011-11-29 | Filing |
| Officer, Director | $28.27 | 50,000 | $1,413,575.00 | 251,842 | 2011-11-07 | Filing |
| Officer, Director | $30.00 | 50,000 | $1,500,000.00 | 251,842 | 2011-08-30 | Filing |
| Officer, Director | $24.41 | 28,351 | $692,093.27 | 239,132 | 2011-04-25 | Filing |
| Officer, Director | $25.42 | 10,000 | $254,200.00 | 235,817 | 2011-04-08 | Filing |
| Officer | $20.67 | 18,957 | $391,841.19 | 0 | 2011-03-07 | Filing |
| Officer, Director | $26.32 | 10,000 | $263,239.00 | 197,881 | 2010-12-17 | Filing |
| Officer, Director | $25.96 | 10,000 | $259,560.00 | 197,881 | 2010-12-16 | Filing |
| Officer, Director | $25.80 | 10,000 | $257,980.00 | 197,881 | 2010-12-15 | Filing |
| Officer, Director | $25.74 | 10,000 | $257,449.00 | 197,881 | 2010-12-14 | Filing |
| Officer, Director | $26.55 | 10,000 | $265,528.00 | 197,881 | 2010-12-13 | Filing |
| Officer, Director | $27.25 | 10,000 | $272,473.00 | 197,881 | 2010-12-10 | Filing |
| Officer, Director | $27.01 | 10,000 | $270,144.00 | 197,881 | 2010-12-09 | Filing |
| Officer, Director | $26.93 | 10,000 | $269,315.00 | 197,881 | 2010-12-08 | Filing |
| Officer, Director | $27.09 | 10,000 | $270,940.00 | 197,881 | 2010-12-07 | Filing |
| Officer, Director | $27.10 | 10,000 | $271,017.00 | 197,881 | 2010-12-06 | Filing |
| Officer, Director | $27.37 | 25,000 | $684,215.00 | 197,881 | 2010-11-11 | Filing |