$MAT SEC Filings

Filing Filed On
SECOND QUARTER 1999 EARNINGS RELEASE 22 Jul 1999
SC 13G/A 01 Jul 1999
FORM 11-K FOR THE PERIOD ENDED 12/31/1998 29 Jun 1999
NOTICE OF REDEMPTION OF SERIES C PREFERRED 18 Jun 1999
FORM 8-K 11 Jun 1999
FORM S-3 AMENDMENT NO. 3 11 Jun 1999
FORM 8-K/A 09 Jun 1999
AMENDMENT #1 TO FORM 10-K 09 Jun 1999
AMENDMENT #1 09 Jun 1999
FORM 8-K 28 May 1999
FORM S-8 21 May 1999
FORM 10-Q 17 May 1999
FORM 15 14 May 1999
FORM 8-A/A AMENDMENT #2 13 May 1999
FORM S-3/A 07 May 1999
FORM S-3/A 29 Apr 1999
NOTICE & PROXY STATEMENT, DEFINITIVE 26 Apr 1999
FORM 424B5 16 Apr 1999
FORM 8-K 16 Apr 1999
424B3 16 Apr 1999