Date Name Title Type Shares Traded Price
Aug 17, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Other acquisition or disposition -- --
Aug 17, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Other acquisition or disposition -- --
Aug 06, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Other acquisition or disposition -- --
Jun 24, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Bona fide gift 211,585 --
Jun 24, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Bona fide gift 211,585 --
Jun 23, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Other acquisition or disposition -- --
Jun 23, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Other acquisition or disposition -- --
Jun 23, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Other acquisition or disposition -- --
Apr 15, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific Bona fide gift 14,000 --
Apr 15, 2021
Director, President and Chief Scientific
Director, President and Chief Scientific 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.