| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $33.12 | 186,968 | $6,192,380.16 | 5,653,192 | 2011-09-23 | Filing |
| Director | $26.55 | 500 | $13,275.00 | 10,300 | 2011-05-04 | Filing |
| Officer | $25.15 | 800 | $20,120.00 | 800 | 2011-01-06 | Filing |
| Officer | $25.15 | 500 | $12,575.00 | 1,744 | 2011-01-06 | Filing |
| Officer | $25.36 | 520 | $13,187.20 | 1,180 | 2010-12-21 | Filing |
| Officer | $25.25 | 280 | $7,070.00 | 660 | 2010-12-21 | Filing |
| Director | $26.11 | 500 | $13,055.00 | 9,800 | 2010-12-16 | Filing |
| Director | $25.08 | 50 | $1,254.00 | 250 | 2010-12-15 | Filing |
| Director | $26.60 | 200 | $5,320.00 | 9,300 | 2010-12-15 | Filing |
| Director | $26.60 | 300 | $7,980.00 | 9,100 | 2010-12-14 | Filing |
| Large Shareholder, Officer, Director | $44.39 | 4,100 | $182,006.38 | 5,263,587 | 2010-12-13 | Filing |
| Large Shareholder, Officer, Director | $44.37 | 5,000 | $221,850.50 | 5,259,487 | 2010-12-10 | Filing |
| Large Shareholder, Officer, Director | $44.78 | 4,000 | $179,119.20 | 5,254,487 | 2010-12-09 | Filing |
| Large Shareholder, Officer, Director | $45.00 | 59,978 | $2,699,010.00 | 5,250,487 | 2010-12-09 | Filing |
| Large Shareholder, Officer, Director | $44.96 | 4,000 | $179,827.20 | 5,190,509 | 2010-12-08 | Filing |
| Large Shareholder, Officer, Director | $44.08 | 6,710 | $295,772.77 | 5,186,509 | 2010-12-06 | Filing |
| Large Shareholder, Officer, Director | $43.74 | 8,000 | $349,887.20 | 5,179,799 | 2010-12-03 | Filing |
| Large Shareholder, Officer, Director | $43.19 | 1,885 | $81,412.02 | 5,171,799 | 2010-12-02 | Filing |
| Large Shareholder, Officer, Director | $42.76 | 8,000 | $342,059.20 | 5,169,914 | 2010-12-01 | Filing |
| Large Shareholder, Officer, Director | $42.93 | 8,000 | $343,439.20 | 5,161,914 | 2010-11-30 | Filing |