BURZYNSKI RESEARCH INSTITUTE INC SEC EDGAR Filings (CIK 0000724445)

SEC EDGAR filings, ownership reports, and insider transactions for BURZYNSKI RESEARCH INSTITUTE INC.

Symbol
BZYR on OTC
Industry
In Vitro & In Vivo Diagnostic Substances (Office Of Life Sciences)
Business address
12000 Richmond Ave, Houston, TX, 77082
State of incorporation
DE
Fiscal year end
28 February
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BURZYNSKI RESEARCH INSTITUTE INC has filed 145 SEC EDGAR filings since 25 Nov 1997

Latest Filings

Recent SEC filings for BURZYNSKI RESEARCH INSTITUTE INC including 10-Q, 8-K/A, 8-K and more.

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Jan 2026 30 Nov 2025 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Oct 2025 31 Aug 2025 000-23425
8-K/A Open 8-K/A document | Open XBRL data View SEC filing for 8-K/A FORM 8-K/A 11 Sep 2025 21 Jul 2025 000-23425
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 24 Jul 2025 21 Jul 2025 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2025 31 May 2025 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 20 May 2025 28 Feb 2025 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Jan 2025 30 Nov 2024 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Oct 2024 31 Aug 2024 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2024 31 May 2024 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 29 May 2024 29 Feb 2024 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 Jan 2024 30 Nov 2023 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Oct 2023 31 Aug 2023 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Jul 2023 31 May 2023 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 25 May 2023 28 Feb 2023 000-23425
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 22 May 2023 22 May 2023 000-23425
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Apr 2023 06 Apr 2023 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Jan 2023 30 Nov 2022 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Oct 2022 31 Aug 2022 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jul 2022 31 May 2022 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 26 May 2022 28 Feb 2022 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jan 2022 30 Nov 2021 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Oct 2021 31 Aug 2021 000-23425
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 06 Oct 2021 06 Oct 2021
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K FORM 8-K 06 Oct 2021 06 Oct 2021 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 Jul 2021 31 May 2021 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 24 May 2021 28 Feb 2021 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Jan 2021 30 Nov 2020 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 15 Oct 2020 31 Aug 2020 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2020 31 May 2020 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K 28 May 2020 29 Feb 2020 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jan 2020 30 Nov 2019 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Oct 2019 31 Aug 2019 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2019 31 May 2019 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 29 May 2019 28 Feb 2019 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jan 2019 30 Nov 2018 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Oct 2018 31 Aug 2018 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 Jul 2018 31 May 2018 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 22 May 2018 28 Feb 2018 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 Jan 2018 30 Nov 2017 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 Oct 2017 31 Aug 2017 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 17 Jul 2017 31 May 2017 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 11 May 2017 28 Feb 2017 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 17 Jan 2017 30 Nov 2016 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Oct 2016 31 Aug 2016 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2016 31 May 2016 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 13 Jun 2016 29 Feb 2016 000-23425
NT 10-K Open NT 10-K document View SEC filing for NT 10-K NT 10-K 31 May 2016 29 Feb 2016 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jan 2016 30 Nov 2015 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Oct 2015 31 Aug 2015 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2015 31 May 2015 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 29 May 2015 28 Feb 2015 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 14 Jan 2015 30 Nov 2014 000-23425
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 07 Jan 2015
CORRESP Open CORRESP document View SEC filing for CORRESP 23 Dec 2014
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 10 Dec 2014
CORRESP Open CORRESP document View SEC filing for CORRESP 24 Nov 2014
CORRESP Open CORRESP document View SEC filing for CORRESP 07 Nov 2014
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 28 Oct 2014
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Oct 2014 31 Aug 2014 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 15 Jul 2014 31 May 2014 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 30 May 2014 28 Feb 2014 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 14 Jan 2014 30 Nov 2013 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 15 Oct 2013 31 Aug 2013 000-23425
3 Open 3 document View SEC filing for 3 3 15 Jul 2013 03 Jul 2013
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 15 Jul 2013 31 May 2013 000-23425
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 08 Jul 2013 03 Jul 2013 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K ANNUAL REPORT PURSUANT TO SECTION 13 AND 15(D) 29 May 2013 28 Feb 2013 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 Jan 2013 30 Nov 2012 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 15 Oct 2012 31 Aug 2012 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 16 Jul 2012 31 May 2012 000-23425
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 06 Jul 2012 05 Jul 2012 000-23425
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 29 May 2012 29 Feb 2012 000-23425
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
5 Open 5 document View SEC filing for 5 5 12 Apr 2012 29 Feb 2012
8-K Open 8-K document View SEC filing for 8-K CURRENT REPORT OF MATERIAL EVENTS OR CORPORATE CHANGES 01 Mar 2012 29 Feb 2012 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 17 Jan 2012 30 Nov 2011 000-23425
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 17 Oct 2011 31 Aug 2011 000-23425
8-K Open 8-K document View SEC filing for 8-K 8-K 12 Sep 2011 08 Sep 2011 000-23425
10-Q Open 10-Q document View SEC filing for 10-Q 10-Q 15 Jul 2011 31 May 2011 000-23425
10-K Open 10-K document View SEC filing for 10-K 10-K 31 May 2011 28 Feb 2011 000-23425
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 14 Jan 2011 30 Nov 2010 000-23425
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 15 Oct 2010 31 Aug 2010 000-23425
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 15 Jul 2010 31 May 2010 000-23425
10-K Open 10-K document View SEC filing for 10-K 10-K 01 Jun 2010 28 Feb 2010 000-23425
10-Q Open 10-Q document View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTIONS 13 OR 15(D) 14 Jan 2010 30 Nov 2009 000-23425

About this filer

BURZYNSKI RESEARCH INSTITUTE INC files with the SEC under CIK 0000724445. This page aggregates EDGAR filings and related ownership activity.

Industry: In Vitro & In Vivo Diagnostic Substances.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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