ROBERTSON DAVE
Related Filers (1)
Ownership (43)
4
Wednesday, 3/3/2021
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/2/2021
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 11/13/2020
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/11/2020
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 3/9/2020
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/3/2020
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 2/28/2020
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/18/2020
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/27/2019
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 3/11/2019
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/28/2019
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/20/2019
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 2/15/2019
ZIX CORP: Statement of changes in beneficial ownership of securities
4/A
Monday, 10/15/2018
ZIX CORP: Statement of changes in beneficial ownership of securities
4/A
Thursday, 8/23/2018
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/28/2018
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/22/2018
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 2/15/2018
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/21/2017
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 11/17/2017
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 5/9/2017
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/22/2017
ZIX CORP: Statement of changes in beneficial ownership of securities
4/A
Wednesday, 2/22/2017
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 2/15/2017
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Thursday, 7/28/2016
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 2/22/2016
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 8/28/2015
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/28/2015
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 6/9/2015
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 5/1/2015
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 2/23/2015
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/29/2014
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 2/24/2014
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Tuesday, 7/30/2013
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 2/22/2013
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 7/30/2012
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 3/12/2012
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 7/29/2011
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 2/22/2010
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Monday, 12/29/2008
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Friday, 12/21/2007
ZIX CORP: Statement of changes in beneficial ownership of securities
4
Wednesday, 12/20/2006
ZIX CORP: Statement of changes in beneficial ownership of securities
3
Friday, 4/21/2006
ZIX CORP: Initial statement of beneficial ownership of securities