$ZI SEC Filings

Filing Filed On
4 07 May 2021
FORM 4 06 May 2021
FORM 4 06 May 2021
FORM 4 06 May 2021
FORM 4 29 Apr 2021
FORM 4 29 Apr 2021
FORM 4 29 Apr 2021
FORM 4 19 Apr 2021
FORM 4 19 Apr 2021
FORM 4 12 Apr 2021
4 07 Apr 2021
4 07 Apr 2021
4 05 Apr 2021
4 05 Apr 2021
FORM 4 17 Mar 2021
FORM 4 17 Mar 2021
FORM 4 15 Mar 2021
FORM 4 08 Mar 2021
OWNERSHIP DOCUMENT 05 Mar 2021
OWNERSHIP DOCUMENT 05 Mar 2021