Date Name Title Filing Type Shares Traded Price Total Held
Jul 07, 2020
Director
Director Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 7,500 $33.42 122,915
Dec 16, 2014
SVP Research and Development S
SVP Research and Development S Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 75,000 -- 123,079
Oct 23, 2014
SVP Administration & Asst Secr
SVP Administration & Asst Secr Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 60,000 $30.63 123,102
May 21, 2013
SVP Finance and Admin CFO and
SVP Finance and Admin CFO and Form 4 Open market or private sale of non-derivative or derivative security 1,777 $255.52 123,612
Nov 29, 2012
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Open market or private sale of non-derivative or derivative security 4,402 $177.09 124,274
May 10, 2018
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 3,000 $285.00 124,772
Dec 13, 2018
Director, President & CEO
Director, President & CEO Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 187,500 -- 125,000
Jan 07, 2011
Director
Director Form 4 Other acquisition or disposition -- -- 125,000
Jan 05, 2011
Director
Director Form 4 Other acquisition or disposition -- -- 125,000
Dec 20, 2010
Director
Director Form 4 Other acquisition or disposition -- -- 125,000

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