$PRTA SEC Filings

Filing Filed On
FORM 4 SUBMISSION 09 Mar 2017
FORM 4 SUBMISSION 03 Mar 2017
FORM 4 SUBMISSION 03 Mar 2017
FORM 4 SUBMISSION 03 Mar 2017
FORM 4 SUBMISSION 02 Mar 2017
FORM 4 SUBMISSION 01 Mar 2017
FORM 4 SUBMISSION 24 Feb 2017
FORM 4 SUBMISSION 24 Feb 2017
FORM 4 SUBMISSION 24 Feb 2017
FORM 4 SUBMISSION 24 Feb 2017
FORM 4 SUBMISSION 24 Feb 2017
FORM 4 SUBMISSION 22 Feb 2017
FORM 4 SUBMISSION 05 Jan 2017
FORM 4 SUBMISSION 16 Dec 2016
FORM 4 SUBMISSION 30 Nov 2016
FORM 4 SUBMISSION 10 Nov 2016
FORM 4 SUBMISSION 10 Nov 2016
FORM 4 SUBMISSION 04 Nov 2016
FORM 4 SUBMISSION 21 Oct 2016
FORM 4 SUBMISSION 14 Oct 2016