Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000215457-18-002574
Filing Date
2018-01-23
Accepted
2018-01-23 17:13:39
Documents
1

Document Format Files

Seq Description Document Type Size
1 us98974p1003_012318.txt SC 13G/A 11399
  Complete submission text file 0000215457-18-002574.txt   13456
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 (Subject) CIK: 0000855612 (see all company filings)

IRS No.: 752216818 | State of Incorp.: TX | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-40533 | Film No.: 18543398
SIC: 7374 Services-Computer Processing & Data Preparation

Mailing Address 55 EAST 52ND STREET NEW YORK NY 10055
Business Address 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300
BlackRock Inc. (Filed by) CIK: 0001364742 (see all company filings)

IRS No.: 320174431 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A
SIC: 6211 Security Brokers, Dealers & Flotation Companies