ZIX CORP Form S-3: Registration statement (short form)

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

2020-06-01: Form S-3; Description S-3; Document d938043ds3.htm.
2018-08-08: Form S-3/A; Description AMENDMENT NO. 2 TO FORM S-3; Document d568561ds3a.htm.
2018-08-06: Form S-3/A; Description AMENDMENT NO. 1 TO FORM S-3; Document d568561ds3a.htm.
2018-07-31: Form S-3; Description FORM S-3; Document d568561ds3.htm.

Filed	Form	Description	Document
2020-06-01	S-3	S-3	d938043ds3.htm
2018-08-08	S-3/A	AMENDMENT NO. 2 TO FORM S-3	d568561ds3a.htm
2018-08-06	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d568561ds3a.htm
2018-07-31	S-3	FORM S-3	d568561ds3.htm
2006-04-20	S-3	FORM S-3	d35047sv3.htm
2006-01-09	S-3	FORM S-3	d31887sv3.htm
2005-10-27	S-3/A	AMENDMENT TO FORM S-3	d28678a3sv3za.htm
2005-10-25	S-3/A	AMENDMENT TO FORM S-3	d28249a2sv3za.htm
2005-10-25	S-3/A	AMENDMENT TO FORM S-3	d28678a2sv3za.htm
2005-10-06	S-3/A	AMENDMENT TO FORM S-3	d28678a1sv3za.htm
2005-09-27	S-3/A	PRE-EFFECTIVE AMENDMENT TO FORM S-3	d28249a1sv3za.htm
2005-09-08	S-3	FORM S-3	d28678sv3.htm
2005-08-19	S-3	FORM S-3	d28249sv3.htm
2005-07-12	S-3/A	AMENDMENT TO FORM S-3	d26928a1sv3za.htm
2005-04-26	S-3	FORM S-3	d24603sv3.htm
2005-01-31	S-3/A	AMENDMENT TO FORM S-3	d21982a2sv3za.htm
2005-01-10	S-3/A	AMENDMENT TO FORM S-3	d21616a1sv3za.htm
2004-11-16	S-3	FORM S-3	d20277sv3.htm
2004-10-12	S-3/A	AMENDMENT TO FORM S-3	d19017a1sv3za.htm
2004-08-31	S-3	FORM S-3	d17252sv3.htm
2004-05-14	S-3/A	AMENDMENT TO FORM S-3	d15543sv3za.htm
2004-05-06	S-3/A	AMENDMENT TO FORM S-3	d15128a2sv3za.htm
2004-04-13	S-3/A	AMENDMENT TO FORM S-3	d14263a1sv3za.htm
2004-02-12	S-3	FORM S-3	d12634sv3.htm
2003-11-12	S-3/A	AMENDMENT NO. 2 TO FORM S-3	d10542a2sv3za.htm
2003-11-03	S-3/A	PRE-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3	d10098a1sv3za.htm
2003-10-09	S-3	FORM S-3	d09507sv3.htm
2003-10-09	S-3/A	PRE-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3	d09497a1sv3za.htm
2003-09-18	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d09109a1sv3za.htm
2003-09-05	S-3	FORM S-3	d08904sv3.htm
2003-08-08	S-3	FORM S-3	d08113sv3.htm
2003-08-08	S-3	FORM S-3	d08059sv3.htm
2003-08-06	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d08026a1sv3za.txt
2003-07-21	S-3	FORM S-3	d07506sv3.txt
2003-06-02	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d06455a1sv3za.txt
2003-05-07	S-3	FORM S-3	d05492sv3.txt
2002-11-06	S-3	FORM S-3	d00912sv3.txt
2002-10-22	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d00525a1sv3za.txt
2002-10-22	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d00520a1sv3za.txt
2002-10-22	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d00523a1sv3za.txt
2002-10-07	S-3	FORM S-3	d00241sv3.txt
2002-10-07	S-3	FORM S-3	d00240sv3.txt
2002-10-04	S-3	FORM S-3	d00223sv3.txt
2002-06-27	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d97225a1sv3za.txt
2002-06-21	S-3/A	PRE-EFFECTIVE AMENDMENT NO. 3 TO FORM S-3	d97842a3sv3za.txt
2002-06-21	S-3/A	PRE-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3	d97838a1sv3za.txt
2002-05-24	S-3/A	AMENDMENT NO. 2 TO FORM S-3	d97214a2sv3za.txt
2002-05-24	S-3	FORM S-3	d97225sv3.txt
2002-05-24	S-3	FORM S-3	d95995sv3.txt
2002-04-17	S-3/A	PRE-EFFECTIVE AMENDMENT NO. 1 TO FORM S-3	d96098a1s-3a.txt
2002-03-07	S-3	FORM S-3	d94759s-3.txt
2001-12-21	S-3	FORM S-3	d93100s-3.txt
2001-08-20	S-3	FORM S-3	d90150s-3.txt
2001-03-14	S-3/A	AMENDMENT NO. 1 TO FORM S-3	d83890a1s-3a.txt
2001-02-06	S-3	FORM S-3	d83890s-3.txt
2000-09-08	S-3	FORM S-3	d80154s-3.txt
2000-05-08	S-3	FORM S-3
2000-03-31	S-3	FORM S-3