$PRTA SEC Filings

Filing Filed On
EX-FILING FEES 08 Aug 2024
S-8 03 Aug 2023
FORM S-8 10 Aug 2022
S-8 06 Aug 2021
FORM S-8 11 Aug 2020
FORM S-8 09 Aug 2018
FORM S-8 23 May 2017
FORM S-8 26 May 2016
S-8 06 Jun 2014
FORM S-8 04 Apr 2013