| Insider |  Price |  Amount |  Total Value |  Remaining Holdings |  Date |  Form 4 |  
   |    Large Shareholder   |  $56.36 |  13,105 |  $738,597.80 |  334,784 |  2018-08-27 |  Filing |  
  |    Large Shareholder   |  $55.96 |  5,087 |  $284,668.52 |  251,775 |  2018-08-27 |  Filing |  
  |    Large Shareholder   |  $55.96 |  7,029 |  $393,342.84 |  347,889 |  2018-08-27 |  Filing |  
  |    Large Shareholder   |  $56.37 |  34,374 |  $1,937,662.38 |  256,862 |  2018-08-24 |  Filing |  
  |    Large Shareholder   |  $56.37 |  47,493 |  $2,677,180.41 |  354,918 |  2018-08-24 |  Filing |  
  |    Large Shareholder   |  $55.99 |  13,834 |  $774,565.66 |  291,236 |  2018-08-24 |  Filing |  
  |    Large Shareholder   |  $55.99 |  19,115 |  $1,070,248.85 |  402,411 |  2018-08-24 |  Filing |  
  |    Director   |  $57.22 |  411 |  $23,517.42 |  1,153,732 |  2018-08-27 |  Filing |  
  |    Director   |  $56.36 |  45,179 |  $2,546,288.44 |  1,154,143 |  2018-08-27 |  Filing |  
  |    Director   |  $55.96 |  24,232 |  $1,356,022.72 |  1,199,322 |  2018-08-27 |  Filing |  
  |    Director   |  $56.37 |  163,736 |  $9,229,798.32 |  1,223,554 |  2018-08-24 |  Filing |  
  |    Director   |  $55.99 |  65,899 |  $3,689,685.01 |  1,387,290 |  2018-08-24 |  Filing |  
  |    Officer, Director   |  $56.50 |  3,900 |  $220,350.00 |  80,000 |  2018-08-24 |  Filing |  
  |    Officer, Director   |  $55.98 |  16,100 |  $901,278.00 |  83,900 |  2018-08-24 |  Filing |  
  |    Officer, Director   |  $55.18 |  2,500 |  $137,950.00 |  100,000 |  2018-08-23 |  Filing |  
  |    Officer, Director   |  $54.76 |  17,500 |  $958,300.00 |  102,500 |  2018-08-23 |  Filing |  
  |    Director   |  $55.00 |  98,829 |  $5,435,595.00 |  1,453,189 |  2018-08-23 |  Filing |  
  |    Director   |  $54.66 |  94,729 |  $5,177,887.14 |  1,552,018 |  2018-08-23 |  Filing |  
  |    Director   |  $54.45 |  27,941 |  $1,521,387.45 |  1,646,747 |  2018-08-22 |  Filing |  
  |    Director   |  $53.89 |  8,013 |  $431,820.57 |  1,674,688 |  2018-08-22 |  Filing |