Date Filer Title Filing Type Shares Traded Price Total Held
Aug 23, 2018
Director, Ten Percent Owner
Director, Ten Percent Owner Form 4 Conversion of derivative security 150,550 -- 350,203
Sep 01, 2020
Chief Financial Officer
Chief Financial Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 350,000 -- 350,000
Feb 15, 2023
Chief Operating Officer
Chief Operating Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 120,000 -- 339,338
Sep 18, 2023
Chief Operating Officer
Chief Operating Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 20,000 -- 317,842
Sep 01, 2020
Chief Medical Officer
Chief Medical Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 300,000 -- 300,000
Sep 01, 2020
Chief Medical Officer
Chief Medical Officer Form 4/A Grant, award or other acquisition pursuant to Rule 16b-3(d) 300,000 -- 300,000
May 12, 2023
Chief Operating Officer
Chief Operating Officer Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 41,496 $0.66 297,842
May 12, 2021
Director, President and CEO
Director, President and CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 290,000 -- 295,191
Feb 18, 2020
Director, President and CEO
Director, President and CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 290,000 -- 290,000
May 12, 2023
Chief Financial Officer
Chief Financial Officer Form 4 Open market or private purchase of non-derivative or derivative security 50,000 $0.67 281,373

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