Date Name Title Filing Type Shares Traded Price Total Held
Dec 12, 2018
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 36,273 -- 36,273
Sep 02, 2011
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 35,968 $60.35 193,074
Nov 23, 2012
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 34,696 $175.00 334,750
Nov 27, 2012
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 32,356 $175.19 146,470
Jun 18, 2010
Director
Director Form 4 Other acquisition or disposition (describe transaction) 31,761 -- 560,512
Jun 18, 2010
Director
Director Form 4 Other acquisition or disposition (describe transaction) 31,761 -- 32,164
Nov 19, 2012
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 30,800 $160.59 129,200
Jun 20, 2011
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Other acquisition or disposition (describe transaction) 30,778 -- 140,087
Jun 20, 2011
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Other acquisition or disposition (describe transaction) 30,778 -- 94,222
Nov 23, 2010
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 30,000 $30.03 170,512

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.