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Filing Detail
Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001209191-21-018949
Filing Date
2021-03-09
Accepted
2021-03-09 16:13:52
Documents
1
Period of Report
2021-03-01

Document Format Files

Seq Description Document Type Size
1 FORM 4/A SUBMISSION doc4a.html 4/A  
1 FORM 4/A SUBMISSION doc4a.xml 4/A 11404
  Complete submission text file 0001209191-21-018949.txt   13097
Mailing Address 2711 NORTH HASKELL AVENUE SUITE 2300, LB 36 DALLAS TX 75204-2960
Business Address 2711 NORTH HASKELL AVENUE SUITE 2300, LB 36 DALLAS TX 75204-2960 214-370-2000
ZIX CORP (Issuer) CIK: 0000855612 (see all company filings)

IRS No.: 752216818 | State of Incorp.: TX | Fiscal Year End: 1231
SIC: 7374 Services-Computer Processing & Data Preparation

Mailing Address 2711 N. HASKELL AVENUE SUITE 2300 DALLAS TX 75204
Business Address
Rockvam David E (Reporting) CIK: 0001678037 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-17995 | Film No.: 21725920