Date Name Title Filing Type Shares Traded Price Total Held
May 21, 2020
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 11,551 $563.53 387,487
May 24, 2019
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 80,164 $313.64 388,505
Aug 17, 2017
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 1,305 $470.00 388,656
Aug 16, 2017
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 10,986 $470.17 389,961
Jun 21, 2006
Director
Director Form 4 Other acquisition or disposition -- -- 390,485
Jun 14, 2006
Director
Director Form 4 Other acquisition or disposition -- -- 390,485
Mar 28, 2006
Director
Director Form 4 Bona fide gift 10,065 -- 390,485
Feb 14, 2012
Director, President & CEO
Director, President & CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 234,616 $13.00 390,679
Sep 10, 2014
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Other acquisition or disposition -- -- 390,852
Aug 26, 2014
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-3 151,537 $351.62 390,852

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