| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| Large Shareholder | $23.08 | 149,445 | $3,449,190.60 | 12,867,650 | 2011-03-15 | Filing |
| Large Shareholder | $23.63 | 15,805 | $373,472.15 | 13,017,095 | 2011-03-14 | Filing |
| Large Shareholder, Officer, Director | $22.87 | 161,186 | $3,686,323.82 | 12,706,464 | 2011-03-16 | Filing |
| Large Shareholder, Officer, Director | $23.08 | 149,445 | $3,449,190.60 | 12,867,650 | 2011-03-15 | Filing |
| Large Shareholder, Officer, Director | $23.63 | 15,805 | $373,472.15 | 13,017,095 | 2011-03-14 | Filing |
| Large Shareholder, Officer, Director | $19.50 | 4,500,000 | $87,750,000.00 | 13,032,900 | 2010-11-30 | Filing |
| Large Shareholder | $19.50 | 4,500,000 | $87,750,000.00 | 13,032,900 | 2010-11-30 | Filing |
| Large Shareholder | $19.29 | 490,000 | $9,452,100.00 | 17,532,900 | 2010-09-17 | Filing |
| Large Shareholder, Officer, Director | $19.29 | 490,000 | $9,452,100.00 | 17,532,900 | 2010-09-17 | Filing |
| Large Shareholder | $19.56 | 500,000 | $9,780,000.00 | 18,022,900 | 2010-09-13 | Filing |
| Large Shareholder, Officer, Director | $19.56 | 500,000 | $9,780,000.00 | 18,022,900 | 2010-09-13 | Filing |
| Large Shareholder | $19.81 | 400,000 | $7,924,000.00 | 18,522,900 | 2010-08-12 | Filing |
| Large Shareholder, Officer, Director | $19.81 | 400,000 | $7,924,000.00 | 18,522,900 | 2010-08-12 | Filing |
| Large Shareholder | $16.68 | 600,000 | $10,008,000.00 | 18,772,900 | 2010-06-09 | Filing |
| Large Shareholder, Officer, Director | $16.68 | 600,000 | $10,008,000.00 | 18,772,900 | 2010-06-09 | Filing |
| Officer | $23.58 | 7,500 | $176,850.00 | 106,387 | 2010-05-12 | Filing |
| Officer | $22.94 | 10,000 | $229,400.00 | 113,887 | 2010-05-12 | Filing |
| Officer | $18.43 | 20,000 | $368,600.00 | 100,000 | 2010-01-04 | Filing |
| Officer | $17.90 | 2,000 | $35,800.00 | 73,887 | 2009-12-07 | Filing |
| Officer | $18.52 | 5,000 | $92,600.00 | 75,887 | 2009-11-11 | Filing |