| Insider | Price | Amount | Total Value | Remaining Holdings | Date | Form 4 |
|---|---|---|---|---|---|---|
| $80.86 | 1,167,534 | $94,406,799.24 | 19,392,428 | 2015-05-06 | Filing | |
| $81.60 | 1,084,049 | $88,458,398.40 | 18,224,894 | 2015-05-05 | Filing | |
| $58.54 | 1,000 | $58,535.00 | 2,000 | 2013-08-15 | Filing | |
| $60.39 | 1,500 | $90,585.00 | 5,705 | 2013-08-13 | Filing | |
| $58.54 | 500 | $29,268.10 | 2,411 | 2013-06-20 | Filing | |
| $62.30 | 500 | $31,151.60 | 1,911 | 2013-06-06 | Filing | |
| $66.46 | 1,000 | $66,455.00 | 1,411 | 2013-05-24 | Filing | |
| $54.69 | 250 | $13,672.50 | 250 | 2012-11-15 | Filing | |
| $56.68 | 1,000 | $56,679.00 | 1,000 | 2012-11-08 | Filing | |
| $57.06 | 50 | $2,853.00 | 50 | 2012-09-28 | Filing | |
| $51.49 | 6,776 | $348,869.14 | 56,003 | 2011-05-11 | Filing | |
| $42.91 | 800 | $34,328.00 | 3,266 | 2010-05-10 | Filing | |
| $5.94 | 25,000 | $148,500.00 | 136,193 | 2009-03-27 | Filing | |
| $6.62 | 30,000 | $198,600.00 | 111,193 | 2009-03-06 | Filing | |
| $9.27 | 20,000 | $185,400.00 | 81,193 | 2009-03-03 | Filing |