$ZD SEC Filings

Filing Filed On
FORM 8-K 23 Jan 2001
DEFINITIVE SPECIAL PROXY STATEMENT 16 Jan 2001
FORM S-3 29 Dec 2000
FORM 8-K 27 Dec 2000
PRELIMINARY PROXY STATEMENT 21 Dec 2000
FORM 8-K 07 Dec 2000
SCHEDULE 13-G 07 Dec 2000
PRESS RELEASE 22 Nov 2000
FORM 10-Q 14 Nov 2000
FORM S-3 08 Nov 2000
FORM 8-K DATED OCTOBER 31, 2000 31 Oct 2000
PRESS RELEASE DTD 10/23/2000 23 Oct 2000
FORM S-4 AMENDMENT NO. 2 19 Oct 2000
FORM S-4 AMENDMENT NO. 1 29 Sep 2000
FORM S-3 POST EFFECTIVE AMEND. NO. 1 TO REGISTRATION STATEMENT 15 Sep 2000
FORM 8-K 13 Sep 2000
FORM 425 29 Aug 2000
FORM S-4 28 Aug 2000
FORM 10-Q 14 Aug 2000
FORM 8-K 27 Jul 2000