| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $44.59 | 58 | $2,585.93 | 231,633 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.58 | 1,613 | $71,907.54 | 231,691 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.57 | 3,200 | $142,624.00 | 233,304 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.57 | 100 | $4,456.57 | 236,504 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.56 | 2,015 | $89,788.40 | 236,604 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.55 | 5,484 | $244,312.20 | 238,619 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.54 | 6,449 | $287,238.46 | 244,103 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.53 | 1,405 | $62,564.65 | 250,552 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.52 | 300 | $13,356.00 | 251,957 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.51 | 200 | $8,902.00 | 252,257 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $44.88 | 28,500 | $1,279,080.00 | 103,742 | 2011-10-11 | Filing |
| Officer | $42.06 | 5,000 | $210,300.00 | 33,770 | 2011-10-10 | Filing |
| Officer | $42.06 | 6,500 | $273,390.00 | 38,335 | 2011-10-10 | Filing |
| Large Shareholder | $47.13 | 78,600 | $3,704,418.00 | 18,989,353 | 2011-09-14 | Filing |
| Large Shareholder | $47.13 | 78,600 | $3,704,418.00 | 2,962,738 | 2011-09-14 | Filing |
| Large Shareholder | $47.26 | 103,918 | $4,911,164.68 | 19,067,953 | 2011-09-13 | Filing |
| Large Shareholder | $47.43 | 24,212 | $1,148,375.16 | 19,171,871 | 2011-09-12 | Filing |
| Large Shareholder | $47.26 | 103,918 | $4,911,164.68 | 3,039,884 | 2011-09-13 | Filing |
| Large Shareholder | $47.43 | 24,212 | $1,148,375.16 | 3,141,884 | 2011-09-12 | Filing |
| Large Shareholder | $45.01 | 97,201 | $4,375,017.01 | 19,196,083 | 2011-08-16 | Filing |