$RGEN SEC Filings

Filing Filed On
AMENDMENT NO. 4 18 Feb 2003
SC 13G/A 12 Feb 2003
SCHEDULE 13G/A 15 Feb 2002
SC 13G/A 14 Feb 2002
SCHEDULE 13G/A 13 Feb 2002
SCHEDULE 13G 31 Aug 2001
AMENDMENT NO. 2 TO SCHEDULE 13G 14 Feb 2001
SC 13G/A 13 Feb 2001
AMENDMENT NO. 1 TO SCHEDULE 13G/A 08 Feb 2001
SCHEDULE 13G/A 14 Feb 2000
SCHEDULE 13G/A 27 Aug 1999
SCHEDULE 13G AMENDMENT NO. 1 16 Feb 1999