| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder, Officer, Director | $26.53 | 8,300 | $220,199.00 | 3,127,892 | 2012-03-12 | Filing |
| Officer | $31.16 | 800 | $24,928.00 | 9,600 | 2011-12-16 | Filing |
| Officer | $30.83 | 20,000 | $616,600.00 | 1,000 | 2011-12-09 | Filing |
| Large Shareholder, Officer, Director | $31.59 | 9,500 | $300,105.00 | 3,136,192 | 2011-11-10 | Filing |
| Large Shareholder, Officer, Director | $32.42 | 100 | $3,242.00 | 3,145,692 | 2011-11-09 | Filing |
| Large Shareholder, Officer, Director | $31.90 | 8,200 | $261,580.00 | 3,145,792 | 2011-11-09 | Filing |
| Large Shareholder, Officer, Director | $32.53 | 8,300 | $269,999.00 | 3,153,992 | 2011-10-25 | Filing |
| Large Shareholder, Officer, Director | $32.26 | 8,300 | $267,758.00 | 3,162,292 | 2011-10-24 | Filing |
| Officer | $30.01 | 2,500 | $75,025.00 | 10,400 | 2011-10-11 | Filing |
| Large Shareholder, Officer, Director | $30.24 | 8,300 | $250,992.00 | 3,170,592 | 2011-10-12 | Filing |
| Large Shareholder, Officer, Director | $30.07 | 8,300 | $249,581.00 | 3,178,892 | 2011-10-11 | Filing |
| Officer | $29.30 | 2,500 | $73,250.00 | 10,400 | 2011-09-27 | Filing |
| Large Shareholder, Officer, Director | $29.24 | 1,000 | $29,240.00 | 3,187,192 | 2011-09-28 | Filing |
| Large Shareholder, Officer, Director | $28.47 | 7,300 | $207,831.00 | 3,188,192 | 2011-09-28 | Filing |
| Large Shareholder, Officer, Director | $30.06 | 600 | $18,036.00 | 3,195,492 | 2011-09-27 | Filing |
| Large Shareholder, Officer, Director | $29.69 | 7,700 | $228,613.00 | 3,196,092 | 2011-09-27 | Filing |
| Officer | $26.78 | 498 | $13,336.44 | 10,400 | 2011-09-23 | Filing |
| Large Shareholder, Officer, Director | $29.26 | 500 | $14,630.00 | 3,203,792 | 2011-09-14 | Filing |
| Large Shareholder, Officer, Director | $28.64 | 7,800 | $223,392.00 | 3,204,292 | 2011-09-14 | Filing |
| Large Shareholder, Officer, Director | $28.62 | 8,300 | $237,546.00 | 3,212,092 | 2011-09-13 | Filing |