Date Name Title Filing Type Shares Traded Price Total Held
May 15, 2019
EVP Research and Development
EVP Research and Development Form 4 Other acquisition or disposition -- -- 5,731
May 15, 2019
EVP Research and Development
EVP Research and Development Form 4 Other acquisition or disposition -- -- 16,500
May 13, 2019
EVP Research and Development
EVP Research and Development Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 25,000 -- 98,079
Dec 12, 2018
EVP Research and Development
EVP Research and Development Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 20,000 -- 20,000
May 25, 2018
EVP Research and Development
EVP Research and Development Form 4 Other acquisition or disposition -- -- 4,660
May 25, 2018
EVP Research and Development
EVP Research and Development Form 4 Other acquisition or disposition -- -- 2,317
May 25, 2018
EVP Research and Development
EVP Research and Development Form 4 Other acquisition or disposition -- -- 5,673
May 23, 2018
EVP Research and Development
EVP Research and Development Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 26,736 -- --
Dec 12, 2017
EVP Research and Development
EVP Research and Development Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 50,000 -- 50,000
Jun 23, 2017
EVP Research and Development
EVP Research and Development Form 4 Other acquisition or disposition -- -- 10,000

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