$PRTC SEC Filings

Filing Filed On
SEC SCHEDULE 13G 10 Feb 2023
6-K 03 Feb 2023
6-K 22 Dec 2022
6-K 02 Dec 2022
6-K 10 Nov 2022
6-K 03 Nov 2022
6-K 11 Oct 2022
6-K 07 Oct 2022
6-K 04 Oct 2022
6-K 02 Sep 2022
SC 13D 30 Aug 2022
FORM 3 SUBMISSION 29 Aug 2022
6-K 25 Aug 2022
6-K 22 Aug 2022
6-K 09 Aug 2022
6-K 04 Aug 2022
6-K 05 Jul 2022
6-K 15 Jun 2022
6-K 03 Jun 2022
6-K 09 May 2022