| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Director | $39.21 | 200 | $7,842.80 | 12,550 | 2012-06-14 | Filing |
| Officer, Director | $43.20 | 27,982 | $1,208,690.88 | 0 | 2012-03-14 | Filing |
| Officer, Director | $43.19 | 27,982 | $1,208,651.71 | 0 | 2012-03-14 | Filing |
| Officer, Director | $43.19 | 27,982 | $1,208,606.94 | 0 | 2012-03-14 | Filing |
| Large Shareholder, Officer, Director | $43.20 | 27,982 | $1,208,690.88 | 0 | 2012-03-14 | Filing |
| Large Shareholder, Officer, Director | $43.19 | 27,982 | $1,208,651.71 | 0 | 2012-03-14 | Filing |
| Large Shareholder, Officer, Director | $43.19 | 27,982 | $1,208,606.94 | 0 | 2012-03-14 | Filing |
| Large Shareholder, Officer, Director | $43.20 | 30,000 | $1,296,042.00 | 363,346 | 2012-03-14 | Filing |
| Officer | $43.36 | 1,900 | $82,384.95 | 7,000 | 2012-03-07 | Filing |
| Officer | $40.41 | 4,140 | $167,297.40 | 7,000 | 2011-12-05 | Filing |
| Officer | $40.43 | 100 | $4,043.00 | 11,140 | 2011-12-05 | Filing |
| Officer | $40.42 | 400 | $16,168.00 | 11,240 | 2011-12-05 | Filing |
| Officer | $40.45 | 100 | $4,045.00 | 11,640 | 2011-12-05 | Filing |
| Officer | $40.48 | 1,939 | $78,490.72 | 11,740 | 2011-12-05 | Filing |
| Officer, Director | $52.52 | 10,000 | $525,204.00 | 25,863 | 2011-06-14 | Filing |
| Officer, Director | $52.52 | 10,000 | $525,228.00 | 25,863 | 2011-06-14 | Filing |
| Officer, Director | $52.52 | 10,000 | $525,209.00 | 25,863 | 2011-06-14 | Filing |
| Large Shareholder, Officer, Director | $52.67 | 300 | $15,801.00 | 277,026 | 2011-06-14 | Filing |
| Large Shareholder, Officer, Director | $52.66 | 700 | $36,862.00 | 277,326 | 2011-06-14 | Filing |
| Large Shareholder, Officer, Director | $52.65 | 100 | $5,265.06 | 278,026 | 2011-06-14 | Filing |