| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $35.33 | 1,000 | $35,330.00 | 57,100 | 2011-08-05 | Filing |
| Large Shareholder, Officer, Director | $38.00 | 29,380 | $1,116,440.00 | 1,226,557 | 2011-06-28 | Filing |
| Large Shareholder, Officer, Director | $38.00 | 28,511 | $1,083,418.00 | 777,547 | 2011-06-28 | Filing |
| Large Shareholder, Officer, Director | $38.00 | 14,061 | $534,318.00 | 1,255,937 | 2011-06-27 | Filing |
| Large Shareholder, Officer, Director | $38.00 | 15,037 | $571,406.00 | 806,058 | 2011-06-27 | Filing |
| Director | $37.11 | 1,000 | $37,110.00 | 58,100 | 2011-06-14 | Filing |
| Officer | $34.84 | 20,000 | $696,708.00 | 50,638 | 2011-06-16 | Filing |
| Director | $37.68 | 1,000 | $37,680.00 | 59,100 | 2011-05-31 | Filing |
| Large Shareholder, Officer, Director | $38.00 | 1,400 | $53,200.00 | 1,269,998 | 2011-06-02 | Filing |
| Large Shareholder, Officer, Director | $38.00 | 1,300 | $49,400.00 | 821,095 | 2011-06-02 | Filing |
| Officer | $35.48 | 500 | $17,740.00 | 4,505 | 2011-05-25 | Filing |
| Director | $37.24 | 2,000 | $74,480.00 | 60,100 | 2011-05-10 | Filing |
| Director | $36.96 | 2,000 | $73,920.00 | 52,100 | 2011-03-08 | Filing |
| Officer | $34.12 | 2,338 | $79,772.56 | 70,638 | 2011-03-11 | Filing |
| Large Shareholder, Officer, Director | $40.08 | 8,800 | $352,704.00 | 392,266 | 2010-10-14 | Filing |
| Large Shareholder, Officer, Director | $40.08 | 4,400 | $176,352.00 | 1,354,606 | 2010-12-14 | Filing |
| Officer | $44.79 | 25,000 | $1,119,750.00 | 35,780 | 2010-12-10 | Filing |
| Officer | $44.45 | 340 | $15,113.00 | 20,000 | 2010-12-10 | Filing |
| Director | $42.65 | 10,000 | $426,500.00 | 10,025 | 2010-12-10 | Filing |
| Officer | $44.79 | 25,000 | $1,119,750.00 | 35,780 | 2010-12-10 | Filing |