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NORTHWEST BIOTHERAPEUTICS INC — DEF 14A Filings

17 DEF 14A filings on record

This page lists all DEF 14A filings submitted to the SEC by NORTHWEST BIOTHERAPEUTICS INC (NWBO), sorted by most recent first. Each row links to the full filing on EdgarLookup. NORTHWEST BIOTHERAPEUTICS INC has filed 17 DEF 14A documents with the SEC since 2001. To view all SEC filings by NORTHWEST BIOTHERAPEUTICS INC, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 25 3 3/A 4 4/A 424B1 424B3 424B4 424B5 5 8-A12B 8-A12B/A 8-A12G 8-A12G/A 8-K 8-K/A ARS CERTNAS CORRESP CT ORDER D D/A DEF 14A DEF 14C DEFA14A DEFR14A EFFECT FWP NT 10-K NT 10-Q POS AM PRE 14A PRE 14C PRER14A PRER14C REGDEX RW S-1 S-1/A S-3 S-3/A S-3MEF S-8 SC 13D SC 13D/A SC 13G SC 13G/A UPLOAD
Form Description Accession Number Filed Period
DEF 14A FORM DEF 14A 0001104659-25-116966 Nov 28, 2025 Dec 29, 2025
DEF 14A DEF 14A 0001104659-24-067885 Jun 3, 2024 Jun 29, 2024
DEF 14A DEF 14A 0001104659-22-124360 Dec 5, 2022 Dec 30, 2022
DEF 14A DEF 14A 0001104659-21-051466 Apr 16, 2021 May 18, 2021
DEF 14A FORM DEF 14A 0001104659-20-039528 Mar 27, 2020 Apr 18, 2020
DEF 14A DEFINITIVE PROXY STATEMENT 0001174947-19-000010 Jan 8, 2019 Feb 2, 2019
DEF 14A DEFINITIVE PROXY STATEMENT 0001144204-18-019780 Apr 9, 2018 Apr 27, 2018
DEF 14A DEF 14A 0001174947-18-000017 Jan 9, 2018 Jan 21, 2018
DEF 14A DEF 14A 0001174947-16-003448 Dec 1, 2016 Dec 22, 2016
DEF 14A DEF 14A 0001144204-15-063166 Nov 6, 2015 Dec 18, 2015
DEF 14A DEFINITIVE PROXY STATEMENT 0001174947-14-000519 Nov 26, 2014 Dec 19, 2014
DEF 14A FORM DEF 14A 0001174947-13-000398 Dec 3, 2013 Dec 20, 2013
DEF 14A 0001144204-09-040745 Aug 6, 2009 Sep 4, 2009
DEF 14A DEFINITIVE PROXY STATEMENT 0000950134-08-009517 May 14, 2008 Jun 13, 2008
DEF 14A 0001145443-04-001947 Dec 2, 2004 Dec 17, 2004
DEF 14A DEFINITIVE PROXY STATEMENT 0000891020-03-000885 Mar 24, 2003 Apr 24, 2003
DEF 14A DEFINITIVE NOTICE AND PROXY 0000891020-02-000579 May 3, 2002 Jun 20, 2002