Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
| $35.63 | 585 | $20,845.42 | 41,626 | 2013-11-25 | Filing |
| $35.63 | 3,415 | $121,676.45 | 42,211 | 2013-11-25 | Filing |
| $28.61 | 9,416 | $269,407.77 | 90,552 | 2013-07-26 | Filing |
| $43.60 | 10,000 | $435,977.00 | 26,680 | 2012-02-28 | Filing |
Officer, Director | $42.40 | 176,500 | $7,483,600.00 | 3,019,462 | 2012-02-15 | Filing |
Officer, Director | $46.50 | 503,516 | $23,411,127.47 | 1,424,237 | 2012-02-09 | Filing |
| $46.67 | 15,000 | $700,057.50 | 30,842 | 2012-02-09 | Filing |
Officer, Director | $56.00 | 34,208 | $1,915,648.00 | 3,030,503 | 2011-02-15 | Filing |
Officer, Director | $56.55 | 329,154 | $18,612,078.76 | 2,328,618 | 2011-02-02 | Filing |
Officer, Director | $56.57 | 123,000 | $6,958,282.20 | 3,030,503 | 2011-02-02 | Filing |
Officer, Director | $107.22 | 40,094 | $4,298,778.45 | 1,515,706 | 2011-01-28 | Filing |
| $108.30 | 86,250 | $9,340,538.63 | 98,473 | 2010-12-03 | Filing |
Officer, Director | $107.31 | 3,776 | $405,219.93 | 3,776 | 2010-11-09 | Filing |
| $107.84 | 5,000 | $539,200.00 | 14,421 | 2010-11-09 | Filing |
| $107.53 | 25,000 | $2,688,342.50 | 16,000 | 2010-11-09 | Filing |
| $100.00 | 31,250 | $3,125,000.00 | 29,366 | 2010-11-04 | Filing |
| $101.25 | 10,000 | $1,012,521.00 | 14,421 | 2010-11-04 | Filing |
| $100.00 | 2,500 | $250,000.00 | 16,514 | 2010-11-04 | Filing |
Officer, Director | $97.61 | 191,326 | $18,675,101.27 | 1,384,115 | 2010-11-02 | Filing |
| $97.87 | 16,951 | $1,658,943.52 | 30,419 | 2010-10-26 | Filing |