| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer | $32.55 | 20,000 | $651,090.00 | 408,648 | 2012-02-02 | Filing |
| Officer | $31.76 | 1,250 | $39,700.00 | 39,375 | 2012-01-25 | Filing |
| Officer, Director | $30.37 | 8,750 | $265,737.50 | 164,376 | 2011-12-29 | Filing |
| Officer | $29.71 | 40,000 | $1,188,564.00 | 408,648 | 2011-12-01 | Filing |
| Officer, Director | $28.82 | 8,750 | $252,175.00 | 173,126 | 2011-11-23 | Filing |
| Officer | $32.18 | 60,000 | $1,931,070.00 | 408,648 | 2011-10-27 | Filing |
| Officer, Director | $31.99 | 8,750 | $279,912.50 | 181,876 | 2011-10-27 | Filing |
| Officer | $32.02 | 22,630 | $724,526.61 | 43,548 | 2011-10-27 | Filing |
| Officer, Director | $32.28 | 8,750 | $282,450.00 | 190,626 | 2011-09-29 | Filing |
| Officer | $30.62 | 60,000 | $1,837,284.00 | 394,494 | 2011-09-01 | Filing |
| Officer, Director | $29.12 | 8,750 | $254,800.00 | 199,376 | 2011-08-25 | Filing |
| Officer | $33.51 | 60,000 | $2,010,318.00 | 394,494 | 2011-07-28 | Filing |
| Officer, Director | $33.23 | 8,750 | $290,762.50 | 248,126 | 2011-07-28 | Filing |
| Officer, Director | $33.17 | 102,561 | $3,401,753.50 | 256,876 | 2011-07-28 | Filing |
| Officer, Director | $32.30 | 8,750 | $282,625.00 | 253,437 | 2011-06-30 | Filing |
| Officer | $30.78 | 70,000 | $2,154,719.00 | 394,494 | 2011-06-03 | Filing |
| Officer, Director | $30.49 | 8,750 | $266,783.13 | 272,187 | 2011-05-26 | Filing |
| Officer | $32.85 | 298 | $9,789.90 | 32,909 | 2011-05-19 | Filing |
| Officer | $32.89 | 3,774 | $124,130.63 | 33,207 | 2011-05-19 | Filing |
| Officer, Director | $33.09 | 51,467 | $1,702,832.02 | 280,937 | 2011-05-05 | Filing |