$PERI SEC Filings

Filing Filed On
6-K 03 Jul 2008
4 01 Jul 2008
S-8 30 Jun 2008
6-K 23 Jun 2008
4 06 Jun 2008
6-K 04 Jun 2008
6-K 02 Jun 2008
20-F 12 May 2008
6-K 10 Apr 2008
6-K 01 Apr 2008
6-K 05 Mar 2008
SC 13G 04 Mar 2008
SC 13G/A 14 Feb 2008
SC 13G/A 14 Feb 2008
6-K 05 Feb 2008
6-K 23 Jan 2008
6-K 22 Jan 2008
6-K 11 Jan 2008
6-K 31 Dec 2007
4 29 Nov 2007