Date Filer Title Filing Type Shares Traded Price Total Held
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
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 784,728 -- 1,772,915
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
Aug 23, 2018
LC Fund VI, L.P.
Ten Percent Owner
Trans History: 12
 Ten Percent Owner Form 4 Conversion of derivative security 1,134,000 -- 2,906,915
Aug 23, 2018
WANG JUNFENG
Director, Ten Percent Owner
Trans History: 14
 Director, Ten Percent Owner Form 4 Conversion of derivative security 1,134,000 -- 2,906,915
Aug 23, 2018
Zhou Quan
Director, Ten Percent Owner
Trans History: 14
 Director, Ten Percent Owner Form 4 Conversion of derivative security 1,134,000 -- 2,906,915
Feb 15, 2023
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) 1,400,000 -- 1,400,000
Aug 23, 2018
Domain Partners VIII, L.P.
Ten Percent Owner
Trans History: 20
 Ten Percent Owner Form 4 Conversion of derivative security 2,986,762 -- --

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