$PTGX SEC Filings

Filing Filed On
CORRESP 12 Aug 2022
CORRESP 20 Nov 2019
CORRESP 20 Sep 2018
CORRESP 03 Oct 2017
CORRESP 27 Sep 2017
CORRESP 08 Aug 2016
CORRESP 08 Aug 2016
CORRESP 26 Jul 2016