Date Name Title Filing Type Shares Traded Price Total Held
Aug 17, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 5,848
Aug 17, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 213,693
Aug 06, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 5,848
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 -- --
Jun 23, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 987,483
Jun 23, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 5,845
Jun 23, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Form 4 Other acquisition or disposition -- -- 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 -- --

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