Date Filer Filing Type Shares Traded Price Total Held
Aug 23, 2018
Chief Scientific Officer
Form 4 Conversion of derivative security 52,720 -- --
Aug 23, 2018
Chief Scientific Officer
Form 4 Conversion of derivative security 4,362,062 -- --
Aug 23, 2018
Chief Scientific Officer
Form 4 Conversion of derivative security 104,167 -- --
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- 1,413
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --
Aug 21, 2018
Chief Scientific Officer
Form 3 Initial Statement of Beneficial Ownership of Securities -- -- --

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