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PARKERVISION INC — SC 13D Filings

4 SC 13D filings on record

This page lists all SC 13D filings submitted to the SEC by PARKERVISION INC (PRKR), sorted by most recent first. Each row links to the full filing on EdgarLookup. PARKERVISION INC has filed 4 SC 13D documents with the SEC since 2018. To view all SEC filings by PARKERVISION INC, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-K405/A 10-Q 10-Q/A 10KSB 10KSB40 10QSB 25-NSE 3 4 4/A 424B1 424B2 424B3 424B5 5 8-A12G 8-A12G/A 8-K 8-K/A ARS AW CORRESP CT ORDER D D/A DEF 14A DEFA14A DEFM14A DEFR14A DEL AM EFFECT FWP NT 10-K NT 10-Q POS AM PRE 14A PREM14A PX14A6G REGDEX S-1 S-1/A S-3 S-3/A S-3MEF S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
SC 13D SC 13D 0001654954-21-003964 Apr 7, 2021
SC 13D SC 13D 0001654954-21-002814 Mar 15, 2021
SC 13D SCHEDULE 13D 0000921895-13-001308 Jun 25, 2013
SC 13D AMENDMENT NO. 3 0000909645-96-000002 Aug 7, 1996