$PRTA SEC Filings

Filing Filed On
8-K 01 Sep 2022
FORM 4 26 Aug 2022
FORM 4 19 Aug 2022
FORM 4 12 Aug 2022
SC 13G/A 10 Aug 2022
FORM S-8 10 Aug 2022
10-Q 08 Aug 2022
8-K 08 Aug 2022
FORM 4 05 Aug 2022
FORM 4 03 Aug 2022
FORM 4 29 Jul 2022
FORM 4 22 Jul 2022
FORM 4 22 Jul 2022
FORM 4 08 Jul 2022
SC 13G 27 Jun 2022
FORM 4 27 May 2022
FORM 4 27 May 2022
FORM 4 27 May 2022
FORM 4 27 May 2022
FORM 4 27 May 2022