$PRPO SEC Filings

Filing Filed On
FORM 4/A 19 Apr 2019
FORM 4/A 19 Apr 2019
OWNERSHIP DOCUMENT 18 Apr 2019
OWNERSHIP DOCUMENT 18 Apr 2019
OWNERSHIP DOCUMENT 18 Apr 2019
10-K 16 Apr 2019
NT 10-K 29 Mar 2019
FORM 8-K 27 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
OWNERSHIP DOCUMENT 20 Mar 2019
8-K 11 Mar 2019
8-K 14 Feb 2019