Date Filer Title Filing Type Shares Traded Price Total Held
Nov 29, 2021
Director, President and CEO
Director, President and CEO Form 4 Open market or private purchase of non-derivative or derivative security 2,200 $3.98 2,200
Nov 29, 2021
Director, President and CEO
Director, President and CEO Form 4 Open market or private purchase of non-derivative or derivative security 150 $3.98 5,025
Aug 15, 2022
Director
Director Form 4 Open market or private sale of non-derivative or derivative security 20,000 $3.62 --
May 16, 2022
Director
Director Form 4 Open market or private purchase of non-derivative or derivative security 10,000 $1.60 13,894
May 12, 2022
Director, President and CEO
Director, President and CEO 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 50,141 $1.41 538,556
May 12, 2022
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 $1.41 216,669
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
Feb 15, 2024
CHIEF MEDICAL OFFICER
CHIEF MEDICAL 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 1,081 $1.27 31,487
Feb 15, 2024
GENERAL COUNSEL
GENERAL COUNSEL 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-3 402 $1.27 3,525
Feb 15, 2024
Director, PRESIDENT AND CEO
Director, PRESIDENT AND CEO 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 3,073 $1.27 77,663

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