$RGEN SEC Filings

Filing Filed On
SC 13D/A 23 Jul 2013
SC 13D/A 12 Jul 2013
SC 13D/A 23 Jul 2012
SC 13D/A 07 May 2012
SC 13D/A 30 Apr 2012
SC 13D/A 21 Mar 2012
SC 13D/A 21 Mar 2012
SC 13D/A 05 Mar 2012
SC 13D/A 25 Jan 2012
SC 13D/A 15 Aug 2011
SC 13D/A 13 Jul 2011
SC 13D/A 20 Jun 2011
SC 13D/A 21 Oct 2008
SC 13D/A 17 Jul 2007
SC 13D/A 28 May 1999
AMENDMENT NO. 7 TO SCHEDULE 13D 08 Jan 1998
SC 13D/A 02 Jul 1997
SCHEDULE 13D AMENDMENT NO. 5 24 Apr 1997
SCHEDULE 13D AMENDMENT NO. 4 07 Apr 1997
SCHEDULE 13D - AMENDMENT NO. 3 13 Mar 1997