$PTGX SEC Filings

Filing Filed On
DEF 14A 26 Apr 2024
DEF 14A 12 Apr 2023
DEF 14A 13 Apr 2022
DEF 14A 14 Apr 2021
DEF 14A 16 Apr 2020
DEF 14A 26 Apr 2019
>DEF 14A 18 Apr 2018
DEFINITIVE PROXY STATEMENT 24 Apr 2017