Date Filer Title Filing Type Shares Traded Price Total Held
Aug 23, 2018
WANG JUNFENG
Director, Ten Percent Owner
Trans History: 14
 Director, Ten Percent Owner Form 4 Conversion of derivative security 784,728 -- 1,772,915
Aug 23, 2018
Zhou Quan
Director, Ten Percent Owner
Trans History: 14
 Director, Ten Percent Owner Form 4 Conversion of derivative security 784,728 -- 1,772,915
Apr 01, 2021
Holmlin R. Erik
Director, President and CEO
Trans History: 29
 Director, President and CEO Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 775,000 -- 775,000
Aug 23, 2018
LC Fund VI, L.P.
Ten Percent Owner
Trans History: 12
 Ten Percent Owner Form 4 Conversion of derivative security 637,984 -- 988,187
Aug 23, 2018
WANG JUNFENG
Director, Ten Percent Owner
Trans History: 14
 Director, Ten Percent Owner Form 4 Conversion of derivative security 637,984 -- 988,187
Aug 23, 2018
Zhou Quan
Director, Ten Percent Owner
Trans History: 14
 Director, Ten Percent Owner Form 4 Conversion of derivative security 637,984 -- 988,187
Aug 23, 2018
Domain Partners VIII, L.P.
Ten Percent Owner
Trans History: 20
 Ten Percent Owner Form 4 Conversion of derivative security 591,184 -- 591,184
Feb 15, 2023
Chaubey Alka
Chief Medical Officer
Trans History: 12
 Chief Medical Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 560,000 -- 560,000
Feb 15, 2023
OLDAKOWSKI MARK
Chief Operating Officer
Trans History: 19
 Chief Operating Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 560,000 -- 560,000
Feb 15, 2023
Stewart Christopher P.
Chief Financial Officer
Trans History: 14
 Chief Financial Officer Form 4 Grant, award or other acquisition pursuant to Rule 16b-3(d) 490,000 -- 490,000

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