Date Name Title Filing Type Shares Traded Price Total Held
Aug 17, 2017
Director, President and CSO
Director, President and CSO Form 5 Acquisition or disposition by will or the laws of descent and distribution 847 -- 423,609
Jun 24, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 211,585 -- 213,693
Jun 24, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 211,585 -- --
Apr 15, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 14,000 -- 14,000
Apr 15, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 14,000 -- --
Apr 15, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 5,383 -- --
Apr 15, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 5,383 -- 5,383
Jan 12, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 82,108 -- 82,108
Jul 27, 2020
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Bona fide gift 57,465 -- --
Nov 18, 2019
Director, President and CSO
Director, President and CSO Form 4 Bona fide gift 325,986 -- 325,986

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