Date Name Title Filing Type Shares Traded Price Total Held
Jul 02, 2010
Director
Director Form 4 Bona fide gift 9,021 -- 198,154
Mar 23, 2023
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Open market or private sale of non-derivative or derivative security 642 $803.30 198,249
Mar 23, 2023
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Open market or private sale of non-derivative or derivative security 1,237 $802.54 198,891
Mar 27, 2023
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 200,000
Feb 08, 2023
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 200,000
Aug 20, 2021
Director, President & CEO
Director, President & CEO Form 4 Other acquisition or disposition -- -- 200,000
Aug 17, 2021
Director, President & CEO
Director, President & CEO Form 4 Other acquisition or disposition -- -- 200,000
Aug 10, 2021
Director, President & CEO
Director, President & CEO Form 4 Other acquisition or disposition -- -- 200,000
Jan 14, 2005
Director
Director Form 5 Other acquisition or disposition -- -- 200,000
Dec 16, 2004
Director
Director Form 4 Other acquisition or disposition -- -- 200,000

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