$PRTA SEC Filings

Filing Filed On
FORM 4 SUBMISSION 26 Feb 2016
FORM 4 SUBMISSION 26 Feb 2016
FORM 4 SUBMISSION 15 Jan 2016
FORM 4 SUBMISSION 06 Jan 2016
FORM 4 SUBMISSION 11 Dec 2015
FORM 4 SUBMISSION 11 Dec 2015
FORM 4 SUBMISSION 11 Dec 2015
FORM 4 SUBMISSION 03 Dec 2015
FORM 4 SUBMISSION 01 Dec 2015
FORM 4 SUBMISSION 25 Nov 2015
FORM 4 SUBMISSION 19 Nov 2015
FORM 4 SUBMISSION 13 Nov 2015
FORM 4 SUBMISSION 04 Nov 2015
FORM 4 SUBMISSION 30 Oct 2015
FORM 4 SUBMISSION 11 Sep 2015
FORM 4 SUBMISSION 03 Sep 2015
FORM 4 SUBMISSION 03 Sep 2015
FORM 4 SUBMISSION 03 Sep 2015
FORM 4 SUBMISSION 21 Aug 2015
FORM 4 SUBMISSION 14 Aug 2015