| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Officer, Director | $31.12 | 1,500 | $46,680.00 | 2,813,368 | 2011-02-14 | Filing |
| Officer, Director | $30.55 | 8,500 | $259,670.75 | 2,814,868 | 2011-02-14 | Filing |
| Officer | $29.99 | 6,800 | $203,953.76 | 62,105 | 2011-02-11 | Filing |
| Officer | $30.00 | 5,000 | $150,000.00 | 131,879 | 2011-02-11 | Filing |
| Officer, Director | $30.00 | 2,000 | $60,000.00 | 2,813,368 | 2011-02-11 | Filing |
| Officer | $29.08 | 2,510 | $72,989.55 | 156,916 | 2011-02-10 | Filing |
| Officer | $28.35 | 2,490 | $70,581.54 | 159,426 | 2011-02-10 | Filing |
| Officer | $28.62 | 2,600 | $74,416.94 | 62,105 | 2011-02-07 | Filing |
| Officer, Director | $28.72 | 8,000 | $229,796.00 | 2,813,368 | 2011-02-07 | Filing |
| Officer, Director | $26.45 | 4,800 | $126,950.88 | 2,814,118 | 2011-01-31 | Filing |
| Officer, Director | $25.41 | 3,200 | $81,311.68 | 2,818,918 | 2011-01-31 | Filing |
| Officer | $25.96 | 700 | $18,169.97 | 100,330 | 2011-01-25 | Filing |
| Officer | $26.14 | 600 | $15,682.02 | 62,707 | 2011-01-24 | Filing |
| Officer, Director | $26.09 | 8,000 | $208,716.00 | 2,814,118 | 2011-01-24 | Filing |
| Officer, Director | $28.26 | 8,000 | $226,043.20 | 2,814,118 | 2011-01-18 | Filing |
| Officer, Director | $28.46 | 1,006 | $28,632.67 | 2,814,118 | 2011-01-10 | Filing |
| Officer, Director | $27.94 | 6,994 | $195,440.34 | 2,815,124 | 2011-01-10 | Filing |
| Officer, Director | $25.53 | 8,000 | $204,272.80 | 2,814,118 | 2011-01-03 | Filing |
| Officer | $25.53 | 14,000 | $357,434.00 | 327,151 | 2011-01-03 | Filing |
| Officer, Director | $24.99 | 8,000 | $199,887.20 | 2,814,118 | 2010-12-27 | Filing |