Date Name Title Filing Type Shares Traded Price Total Held
Jun 20, 2007
Director
Director Form 4 Other acquisition or disposition (describe transaction) 72,296 -- 75,629
Jun 20, 2007
Director
Director Form 4 Other acquisition or disposition (describe transaction) 72,296 -- 147,505
Jun 14, 2006
Director
Director Form 4 Other acquisition or disposition (describe transaction) 63,511 -- 221,291
Jun 14, 2006
Director
Director Form 4 Other acquisition or disposition (describe transaction) 63,511 -- --
Sep 19, 2013
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 61,159 $300.34 149,956
Nov 22, 2016
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Bona fide gift 59,788 -- 414,156
Dec 12, 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 55,813 $377.16 356,327
Dec 19, 2008
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 53,980 $7.41 234,847
Dec 19, 2008
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 53,980 -- --
Jun 23, 2009
Director
Director Form 4 Other acquisition or disposition (describe transaction) 50,384 -- 361,251

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