$PRSO SEC Filings

Filing Filed On
EFFECT 26 Oct 2017
S-3/A 26 Oct 2017
CORRESP 25 Oct 2017
UPLOAD 24 Oct 2017
8-K 23 Oct 2017
S-3 19 Oct 2017
PRIMARY DOCUMENT 16 Oct 2017
PRIMARY DOCUMENT 16 Oct 2017
8-K 10 Oct 2017
PRIMARY DOCUMENT 02 Oct 2017
8-K 02 Oct 2017
PRIMARY DOCUMENT 02 Oct 2017
D 18 Aug 2017
10-Q 10 Aug 2017
FORM 8-K 17 Jul 2017
424B5 03 Jul 2017
8-K 30 Jun 2017
SD 24 May 2017
10-Q 12 May 2017
FORM 8-K 11 May 2017