$PTA SEC Filings

Filing Filed On
4 13 Oct 2023
FORM 4 SUBMISSION 10 Jul 2023
FORM 4 SUBMISSION 29 Dec 2022
FORM 4 SUBMISSION 28 Dec 2022
FORM 4 SUBMISSION 22 Feb 2022
FORM 4 SUBMISSION 16 Feb 2022
FORM 4 SUBMISSION 21 Dec 2021
FORM 4 SUBMISSION 18 Aug 2021
FORM 4 SUBMISSION 07 Apr 2021
PRIMARY DOCUMENT 01 Apr 2021
PRIMARY DOCUMENT 08 Mar 2021
FORM 4 SUBMISSION 03 Feb 2021
PRIMARY DOCUMENT 17 Dec 2020
PRIMARY DOCUMENT 16 Dec 2020
PRIMARY DOCUMENT 12 Nov 2020
PRIMARY DOCUMENT 30 Oct 2020
PRIMARY DOCUMENT 30 Oct 2020