Insider | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| $48.76 | 1,000 | Director | 12,818 | 2015-08-20 | Filing |
| $49.30 | 1,000 | Director | 11,818 | 2015-08-19 | Filing |
| $19.98 | 5,000 | Officer, Director | 1,277,222 | 2010-11-02 | Filing |
| $20.29 | 1,000 | Officer, Director | 1,272,222 | 2010-10-25 | Filing |
| $18.26 | 7,000 | Officer, Director | 1,228,003 | 2010-01-29 | Filing |
| $10.31 | 15,000 | Officer, Director | 819,958 | 2009-03-06 | Filing |
| $10.60 | 5,000 | Officer, Director | 804,958 | 2009-03-05 | Filing |
| $10.78 | 5,000 | Officer, Director | 795,718 | 2009-03-02 | Filing |
| $11.75 | 10,000 | Officer, Director | 749,001 | 2009-02-23 | Filing |
| $12.26 | 8,000 | Officer, Director | 739,001 | 2009-02-20 | Filing |
| $12.45 | 3,000 | Officer, Director | 731,001 | 2009-02-18 | Filing |
| $12.45 | 4,000 | Officer | 48,522 | 2009-02-18 | Filing |
| $12.57 | 5,000 | Officer, Director | 728,001 | 2009-02-17 | Filing |
| $12.81 | 6,000 | Officer, Director | 720,917 | 2009-02-12 | Filing |
| $12.97 | 4,000 | Officer, Director | 714,917 | 2009-02-10 | Filing |
| $13.78 | 5,000 | Officer, Director | 710,917 | 2009-02-09 | Filing |