Date Filer Title Filing Type Shares Traded Price Total Held
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
Jan 22, 2021
Chief Financial Officer
Chief Financial Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 8,000 $6.00 8,000
Aug 23, 2018
Chief Scientific Officer
Chief Scientific Officer Form 4 Conversion of derivative security 1,231 -- 8,585
Oct 23, 2019
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 9,500 $0.01 9,500
Aug 23, 2018
Director
Director Form 4 Open market or private purchase of non-derivative or derivative security 10,000 $6.12 10,000
Aug 23, 2018
Director
Director Form 4 Open market or private purchase of non-derivative or derivative security 10,000 -- 10,000
Oct 01, 2018
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 10,516 -- 10,516
Oct 01, 2018
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 10,516 -- 10,516
Oct 01, 2018
Director
Director Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 10,516 -- 10,516

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