Date Name Title Filing Type Shares Traded Price Total Held
May 27, 2020
Director
Director Form 4 Bona fide gift 73,100 -- 234,649
May 13, 2020
Director
Director Form 4 Bona fide gift 1,000 -- 10,349
May 06, 2020
Director
Director Form 4 Bona fide gift 2,000 -- 24,343
Apr 02, 2020
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Bona fide gift 433 -- 143,900
Feb 26, 2020
EVP Research and Development
EVP Research and Development Form 4 Bona fide gift 750 -- 20,979
Jan 03, 2020
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Bona fide gift 564 -- 144,333
Nov 26, 2019
Director
Director Form 4 Bona fide gift 1,000 -- 26,323
Nov 25, 2019
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Bona fide gift 22,093 -- 326,634
Nov 22, 2019
Director
Director Form 4 Bona fide gift 1,500 -- 27,323
Nov 22, 2019
Director, Chairman of the Board
Director, Chairman of the Board Form 4 Bona fide gift 14,000 -- 348,727

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