Date Filer Title Filing Type Shares Traded Price Total Held
Aug 21, 2018
Director
Director Form 4 Open market or private purchase of non-derivative or derivative security 3,894 $6.47 3,894
Aug 21, 2018
Director
Director Form 4 Open market or private purchase of non-derivative or derivative security 3,894 $6.47 3,894
Aug 23, 2018
Ten Percent Owner
Ten Percent Owner Form 4 Conversion of derivative security 4,386 -- 4,386
Apr 23, 2021
Chief Medical Officer
Chief Medical Officer Form 3/A Amendment to an Initial Statement of Beneficial Ownership of Securities 5,000 -- --
Aug 23, 2018
Chief Scientific Officer
Chief Scientific Officer Form 4 Conversion of derivative security 5,941 -- 7,354
Jan 18, 2019
Chief Operating Officer
Chief Operating Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 6,000 $1.30 6,815
Jan 18, 2019
Chief Operating Officer
Chief Operating Officer Form 4 Exercise or conversion of derivative security exempted pursuant to Rule 16b-3 6,000 -- 28,219
Jun 10, 2021
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 7,528 -- 7,528
Jun 10, 2021
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 7,528 -- 7,528
Jun 10, 2021
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 7,528 -- 7,528

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