$PRKR 4/A SEC Filings

Filed On	Filing
17 May 2023	NEWMAN FORM 4/A
12 May 2022	PRIMARY DOCUMENT
12 May 2020	PRIMARY DOCUMENT
12 May 2020	PRIMARY DOCUMENT
12 May 2020	PRIMARY DOCUMENT
17 Sep 2018	PRIMARY DOCUMENT
17 Sep 2018	PRIMARY DOCUMENT
24 Aug 2012	FORM 4/A
02 Sep 2009	PRIMARY DOCUMENT
31 Mar 2008	PRIMARY DOCUMENT
07 Mar 2008	PRIMARY DOCUMENT
11 Dec 2006	PRIMARY DOCUMENT
02 Jun 2004	4/A
12 Sep 2002	J. PARKER FORM 4 AMENDMENT FOR 9-5-2002 FORM 4