| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $48.46 | 3,000 | $145,391.10 | 2,852,725 | 2012-04-09 | Filing |
| Officer, Director | $47.50 | 145 | $6,887.50 | 2,858,725 | 2012-03-06 | Filing |
| Officer, Director | $46.40 | 2,105 | $97,668.21 | 2,858,870 | 2012-03-06 | Filing |
| Officer, Director | $48.67 | 3,000 | $146,004.60 | 2,860,975 | 2012-03-05 | Filing |
| Officer, Director | $46.93 | 1,269 | $59,554.42 | 2,870,318 | 2011-12-06 | Filing |
| Officer, Director | $46.22 | 700 | $32,353.02 | 2,871,587 | 2011-12-06 | Filing |
| Officer, Director | $46.86 | 1,600 | $74,972.48 | 2,872,287 | 2011-12-05 | Filing |
| Officer, Director | $45.55 | 1,000 | $45,550.90 | 2,873,887 | 2011-12-05 | Filing |
| Officer, Director | $44.89 | 400 | $17,957.52 | 2,874,887 | 2011-12-05 | Filing |
| Officer, Director | $31.46 | 1,112 | $34,979.96 | 2,875,522 | 2011-09-07 | Filing |
| Officer, Director | $30.77 | 980 | $30,158.23 | 2,876,634 | 2011-09-07 | Filing |
| Officer, Director | $29.82 | 300 | $8,946.99 | 2,877,614 | 2011-09-06 | Filing |
| Officer, Director | $29.37 | 2,700 | $79,289.01 | 2,877,914 | 2011-09-06 | Filing |
| Officer, Director | $49.80 | 3,000 | $149,385.00 | 2,858,725 | 2012-04-02 | Filing |
| Officer | $51.00 | 1,000 | $51,000.00 | 57,104 | 2012-03-26 | Filing |
| Officer, Director | $50.86 | 1,900 | $96,634.00 | 2,869,024 | 2012-03-26 | Filing |
| Officer, Director | $50.02 | 1,100 | $55,025.96 | 2,870,924 | 2012-03-26 | Filing |
| Officer | $50.75 | 100 | $5,075.00 | 126,541 | 2012-03-26 | Filing |
| Officer | $50.10 | 300 | $15,029.01 | 126,641 | 2012-03-26 | Filing |
| Officer | $49.00 | 1,483 | $72,671.15 | 103,934 | 2012-03-23 | Filing |