SEC Filings for CORETEC GROUP INC. (CRTG)

Last updated: 2026-01-21 17:02 UTC | Total filings: 378

Browse the latest SEC filings and forms submitted by CORETEC GROUP INC. (CRTG). Access annual reports, quarterly statements, and other official disclosures.

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Form Filing Date Description Link
8-K June 2, 2025 - View Document
8-K Jan. 14, 2025 - View Document
8-K Dec. 26, 2024 - View Document
8-K Dec. 5, 2024 - View Document
3 Nov. 27, 2024 - View Document
4 Nov. 26, 2024 - View Document
3 Nov. 26, 2024 - View Document
4 Nov. 21, 2024 - View Document
3 Nov. 21, 2024 - View Document
4 Nov. 21, 2024 - View Document
4 Nov. 21, 2024 - View Document
4 Nov. 21, 2024 - View Document
4 Nov. 21, 2024 - View Document
4 Nov. 21, 2024 - View Document
3 Nov. 21, 2024 - View Document
3 Nov. 21, 2024 - View Document
8-K Nov. 20, 2024 - View Document
8-K Nov. 14, 2024 - View Document
SC 13D Sept. 10, 2024 SCHEDULE 13D View Document
4 Sept. 10, 2024 FORM 4 View Document
3 Sept. 10, 2024 FORM 3 View Document
3 Sept. 10, 2024 FORM 3 View Document
3 Sept. 10, 2024 FORM 3 View Document
4 Sept. 9, 2024 FORM 4 View Document
8-K Aug. 22, 2024 FORM 8-K View Document
10-Q Aug. 14, 2024 FORM 10-Q View Document
8-K Aug. 5, 2024 FORM 8-K View Document
8-K June 28, 2024 FORM 8-K View Document
8-K June 18, 2024 FORM 8-K View Document
4 June 7, 2024 FORM 4 View Document
4 June 7, 2024 FORM 4 View Document
8-K June 6, 2024 FORM 8-K View Document
10-Q May 14, 2024 FORM 10-Q View Document
10-K March 21, 2024 FORM 10-K View Document
8-K March 20, 2024 FORM 8-K View Document
8-K March 6, 2024 FORM 8-K View Document
10-Q Nov. 8, 2023 FORM 10-Q View Document
8-K Nov. 1, 2023 FORM 8-K View Document
4 Oct. 31, 2023 FORM 4 View Document
4 Oct. 31, 2023 FORM 4 View Document
4 Oct. 31, 2023 FORM 4 View Document
4 Oct. 31, 2023 FORM 4 View Document
4 Oct. 31, 2023 FORM 4 View Document
S-8 Oct. 31, 2023 FORM S-8 View Document
10-Q Aug. 11, 2023 FORM 10-Q View Document
4 June 21, 2023 FORM 4 View Document
8-K May 23, 2023 FORM 8-K View Document
10-Q May 15, 2023 FORM 10-Q View Document
10-K March 17, 2023 FORM 10-K View Document
SC 13G/A Feb. 14, 2023 - View Document
8-K Jan. 13, 2023 FORM 8-K View Document
8-K Dec. 20, 2022 FORM 8-K View Document
10-Q Oct. 31, 2022 FORM 10-Q View Document
8-K Oct. 18, 2022 FORM 8-K View Document
4 Oct. 18, 2022 FORM 4 View Document
4 Oct. 18, 2022 FORM 4 View Document
4 Oct. 18, 2022 FORM 4 View Document
4 Oct. 18, 2022 FORM 4 View Document
8-K Aug. 24, 2022 FORM 8-K View Document
4 Aug. 16, 2022 FORM 4 View Document
4 Aug. 10, 2022 FORM 4 View Document
4 Aug. 4, 2022 FORM 4 View Document
10-Q July 27, 2022 FORM 10-Q View Document
10-Q May 10, 2022 FORM 10-Q View Document
8-K May 5, 2022 FORM 8-K View Document
10-K March 21, 2022 FORM 10-K View Document
4 Feb. 14, 2022 FORM 4 View Document
4 Feb. 14, 2022 FORM 4 View Document
4 Feb. 4, 2022 FORM 4 View Document
4 Feb. 4, 2022 FORM 4 View Document
8-K Nov. 22, 2021 FORM 8-K View Document
4 Nov. 10, 2021 FORM 4 View Document
4 Nov. 10, 2021 FORM 4 View Document
SC 13D/A Nov. 3, 2021 SCHEDULE 13D/A View Document
SC 13D/A Nov. 3, 2021 SCHEDULE 13D/A View Document
S-8 Nov. 3, 2021 FORM S-8 View Document
10-Q Nov. 3, 2021 FORM 10-Q View Document
4 Oct. 25, 2021 FORM 4 View Document
4 Oct. 25, 2021 FORM 4 View Document
4 Oct. 18, 2021 FORM 4 View Document
4 Oct. 18, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
4 Oct. 4, 2021 FORM 4 View Document
3 Oct. 4, 2021 FORM 3 View Document
8-K Oct. 1, 2021 FORM 8-K View Document
4 Sept. 8, 2021 FORM 4 View Document
4 Sept. 8, 2021 FORM 4 View Document
10-Q Aug. 11, 2021 FORM 10-Q View Document
4 July 23, 2021 FORM 4 View Document
4 July 23, 2021 FORM 4 View Document
4 July 13, 2021 FORM 4 View Document
4 July 13, 2021 FORM 4 View Document
8-K June 21, 2021 FORM 8-K View Document
4 June 21, 2021 FORM 4 View Document
3 June 21, 2021 FORM 3 View Document
SC 13G June 2, 2021 SCHEDULE 13G View Document
10-Q May 13, 2021 FORM 10-Q View Document
8-K April 13, 2021 FORM 8-K View Document
4 April 8, 2021 FORM 4 View Document
4 April 8, 2021 FORM 4 View Document
4 April 8, 2021 FORM 4 View Document
4 April 8, 2021 FORM 4 View Document
4 April 8, 2021 FORM 4 View Document
424B3 March 23, 2021 FORM 424B3 View Document
EFFECT March 22, 2021 - View Document
CORRESP March 18, 2021 - View Document
UPLOAD March 18, 2021 - View Document
S-1 March 15, 2021 FORM S-1 View Document
10-K March 12, 2021 FORM 10-K View Document
8-K March 3, 2021 FORM 8-K View Document
4 Feb. 25, 2021 FORM 4 View Document
4 Feb. 25, 2021 FORM 4 View Document
4 Feb. 18, 2021 FORM 4 View Document
4 Feb. 18, 2021 FORM 4 View Document
4 Feb. 12, 2021 FORM 4 View Document
4 Feb. 12, 2021 FORM 4 View Document
4 Feb. 10, 2021 FORM 4 View Document
4 Feb. 10, 2021 FORM 4 View Document
4 Dec. 11, 2020 FORM 4 View Document
SC 13D/A Dec. 11, 2020 SCHEDULE 13D/A View Document
4 Dec. 11, 2020 FORM 4 View Document
SC 13D/A Dec. 11, 2020 SCHEDULE 13D/A View Document
10-Q Nov. 12, 2020 FORM 10-Q View Document
4 Oct. 1, 2020 FORM 4 View Document
4 Aug. 28, 2020 FORM 4 View Document
10-Q Aug. 14, 2020 FORM 10-Q View Document
3 July 1, 2020 FORM 3 View Document
8-K June 30, 2020 FORM 8-K View Document
8-K June 30, 2020 FORM 8-K View Document
10-Q May 15, 2020 FORM 10-Q View Document
10-K April 2, 2020 FORM 10-K View Document
NT 10-K March 30, 2020 FORM NT 10-K View Document
SC 13D Jan. 16, 2020 SCHEDULE 13D View Document
SC 13D Jan. 16, 2020 SCHEDULE 13D View Document
SC 13D Jan. 16, 2020 SCHEDULE 13D View Document
4 Dec. 30, 2019 FORM 4 View Document
4 Dec. 27, 2019 FORM 4 View Document
8-K Dec. 27, 2019 FORM 8-K View Document
10-Q Nov. 14, 2019 FORM 10-Q View Document
8-K Oct. 15, 2019 FORM 8-K View Document
4 Sept. 16, 2019 FORM 4 View Document
4 Sept. 16, 2019 FORM 4 View Document
10-Q Aug. 14, 2019 FORM 10-Q View Document
10-Q May 15, 2019 FORM 10-Q View Document
10-K April 12, 2019 FORM 10-K View Document
NT 10-K April 1, 2019 FORM NT 10-K View Document
SC 13G/A Feb. 14, 2019 SCHEDULE 13G/A View Document
10-Q Nov. 14, 2018 FORM 10-Q View Document
10-Q Aug. 14, 2018 FORM 10-Q View Document
8-K July 2, 2018 FORM 8-K View Document
10-Q May 15, 2018 FORM 10-Q View Document
8-K May 9, 2018 FORM 8-K View Document
10-K April 2, 2018 FORM 10-K View Document
SC 13G Feb. 14, 2018 SC 13G View Document
S-8 Jan. 29, 2018 S-8 View Document
8-K Dec. 14, 2017 8-K View Document
SC 13D Dec. 12, 2017 SC 13D View Document
8-K Dec. 6, 2017 FORM 8-K View Document
4 Dec. 5, 2017 OWNERSHIP DOCUMENT View Document
10-Q Nov. 14, 2017 10-Q View Document
8-K Aug. 24, 2017 8-K View Document
10-Q Aug. 14, 2017 FORM 10-Q View Document
8-K June 29, 2017 FORM 8-K View Document
10-Q May 15, 2017 FORM 10-Q View Document
10-K April 14, 2017 10-K View Document
NT 10-K April 3, 2017 NT 10-K View Document
10-Q March 27, 2017 FORM 10-Q View Document
8-K/A March 27, 2017 FORM 8-K/A View Document
3 March 27, 2017 OWNERSHIP DOCUMENT View Document
8-K March 27, 2017 FORM 8-K View Document
DEF 14C March 20, 2017 DEF 14C View Document
PRE 14C March 7, 2017 PRE 14C View Document
SC 13G Feb. 14, 2017 SC 13G View Document
8-K Jan. 25, 2017 FORM 8-K View Document
8-K Jan. 18, 2017 FORM 8-K View Document
8-K Dec. 19, 2016 FORM 8-K View Document
NT 10-Q Nov. 15, 2016 NT 10-Q View Document
3 Oct. 27, 2016 OWNERSHIP DOCUMENT View Document
3 Oct. 13, 2016 OWNERSHIP DOCUMENT View Document
SC 13D Oct. 13, 2016 SC 13D View Document
SC 13D Oct. 12, 2016 SC 13D View Document
3 Oct. 12, 2016 OWNERSHIP DOCUMENT View Document
SC 13D Oct. 12, 2016 SC 13D View Document
3 Oct. 11, 2016 OWNERSHIP DOCUMENT View Document
8-K Oct. 6, 2016 8-K View Document
4 Oct. 5, 2016 OWNERSHIP DOCUMENT View Document
CORRESP Aug. 15, 2016 - View Document
SC 14F1/A Aug. 15, 2016 SC 14F1/A View Document
10-Q Aug. 15, 2016 FORM 10-Q View Document
SC 14F1 July 21, 2016 SC 14F1 View Document
8-K June 30, 2016 FORM 8-K View Document
8-K June 1, 2016 8-K View Document
10-Q May 16, 2016 FORM 10-Q View Document
10-K March 30, 2016 10-K View Document
4 March 28, 2016 OWNERSHIP DOCUMENT View Document
4 March 28, 2016 OWNERSHIP DOCUMENT View Document
4 March 28, 2016 OWNERSHIP DOCUMENT View Document
4 March 28, 2016 OWNERSHIP DOCUMENT View Document
8-K March 24, 2016 FORM 8-K View Document
SC 13G Feb. 16, 2016 SC 13G View Document
10-Q Nov. 16, 2015 FORM 10-Q View Document
8-K Nov. 6, 2015 FORM 8-K View Document
10-Q Aug. 14, 2015 FORM 10-Q View Document
10-Q May 15, 2015 10-Q View Document
10-K March 31, 2015 10-K View Document
5 March 13, 2015 OWNERSHIP DOCUMENT View Document
SC 13G Feb. 17, 2015 SCHEDULE 13G View Document
S-8 Feb. 12, 2015 FORM S-8 View Document
10-Q Nov. 14, 2014 FORM 10-Q View Document
8-K Sept. 5, 2014 FORM 8-K View Document
10-Q Aug. 14, 2014 FORM 10-Q View Document
8-K June 20, 2014 FORM 8-K View Document
10-Q May 15, 2014 FORM 10-Q View Document
8-K April 1, 2014 8-K View Document
10-K March 31, 2014 FORM 10-K View Document
S-8 March 14, 2014 FORM S-8 View Document
8-K March 14, 2014 FORM 8-K View Document
SC 13G Feb. 13, 2014 SC 13G View Document
8-K Jan. 28, 2014 8-K View Document
D Dec. 13, 2013 - View Document
8-K Dec. 13, 2013 FORM 8-K View Document
4 Dec. 13, 2013 OWNERSHIP DOCUMENT View Document
10-Q Nov. 12, 2013 10-Q View Document
8-K Nov. 5, 2013 FORM 8-K View Document
D Oct. 7, 2013 - View Document
8-K Oct. 7, 2013 FORM 8-K View Document
8-K Sept. 16, 2013 FORM 8-K View Document
10-Q Aug. 14, 2013 FORM 10-Q View Document
SC 13G Aug. 5, 2013 SCHEDULE 13G View Document
8-K Aug. 5, 2013 FORM 8-K View Document
8-K July 31, 2013 FORM 8-K View Document
8-K July 26, 2013 FORM 8-K View Document
8-K July 2, 2013 FORM 8-K View Document
8-K June 26, 2013 FORM 8-K View Document
S-8 June 12, 2013 FORM S-8 View Document
10-Q May 15, 2013 FORM 10-Q View Document
8-K April 23, 2013 FORM 8-K View Document
3 April 16, 2013 OWNERSHIP DOCUMENT View Document
8-K April 16, 2013 FORM 8-K View Document
8-K April 5, 2013 FORM 8-K View Document
10-K March 28, 2013 FORM 10-K View Document
8-K March 7, 2013 FORM 8-K View Document
8-K Feb. 21, 2013 FORM 8-K View Document
424B3 Feb. 15, 2013 424B3 View Document
SC 13G Feb. 14, 2013 SC 13G View Document
EFFECT Feb. 13, 2013 - View Document
CORRESP Feb. 13, 2013 - View Document
CORRESP Feb. 11, 2013 - View Document
S-1/A Feb. 8, 2013 S-1/A View Document
CORRESP Feb. 4, 2013 - View Document
8-K Jan. 31, 2013 FORM 8-K View Document
S-1/A Jan. 31, 2013 FORM S-1/A View Document
8-K Jan. 31, 2013 FORM 8-K View Document
8-K Dec. 31, 2012 CURRENT REPORT View Document
UPLOAD Nov. 23, 2012 - View Document
D Nov. 16, 2012 - View Document
S-1/A Nov. 15, 2012 FORM S-1/A View Document
S-1/A Nov. 14, 2012 S-1/A View Document
10-Q Nov. 14, 2012 10-Q View Document
UPLOAD Oct. 11, 2012 - View Document
S-1/A Oct. 2, 2012 FORM S-1/A View Document
CORRESP Oct. 2, 2012 - View Document
8-K Sept. 14, 2012 FORM 8-K View Document
UPLOAD Sept. 10, 2012 - View Document
S-1/A Aug. 31, 2012 FORM S-1/A View Document
8-K Aug. 31, 2012 FORM 8-K View Document
10-Q Aug. 16, 2012 FORM 10-Q View Document
NT 10-Q Aug. 15, 2012 FORM NT 10-Q View Document
8-K Aug. 7, 2012 CURRENT REPORT View Document
3 July 27, 2012 OWNERSHIP DOCUMENT View Document
UPLOAD July 26, 2012 - View Document
3 July 25, 2012 OWNERSHIP DOCUMENT View Document
3 July 25, 2012 OWNERSHIP DOCUMENT View Document
3 July 25, 2012 OWNERSHIP DOCUMENT View Document
3 July 25, 2012 OWNERSHIP DOCUMENT View Document
3 July 25, 2012 OWNERSHIP DOCUMENT View Document
3 July 25, 2012 OWNERSHIP DOCUMENT View Document
8-K July 24, 2012 8-K CURRENT REPORT View Document
8-K July 19, 2012 CURRENT REPORT View Document
S-1 July 3, 2012 FORM S-1 View Document
8-K June 19, 2012 FORM 8-K View Document
8-K May 30, 2012 FORM 8-K View Document
10-Q May 15, 2012 FORM 10-Q View Document
S-8 May 4, 2012 FORM S-8 View Document
8-A12G May 3, 2012 FORM 8-A 12G View Document
8-K May 2, 2012 CURRENT REPORT View Document
8-K April 13, 2012 CURRENT REPORT View Document
10-K April 6, 2012 FORM 10-K View Document
NT 10-K March 30, 2012 NT 10-K View Document
8-K March 20, 2012 CURRENT REPORT FORM 8-K View Document
SC 13G/A Jan. 4, 2012 SCHEDULE 13G/A View Document
10-Q Nov. 14, 2011 FORM 10-Q View Document
8-K Nov. 2, 2011 CURRENT REPORT ON FORM 8-K View Document
8-K Oct. 20, 2011 FORM 8-K View Document
DEFA14A Sept. 27, 2011 DEFINITIVE ADDITIONAL MATERIALS View Document
DEF 14A Sept. 20, 2011 DEFINITIVE PROXY STATEMENT View Document
PRE 14A Sept. 9, 2011 FORM PRE 14A View Document
8-K Aug. 17, 2011 8-K CURRENT REPORT View Document
8-K Aug. 12, 2011 FORM 8-K View Document
10-Q Aug. 12, 2011 FORM 10-Q View Document
8-K June 14, 2011 - View Document
8-K May 18, 2011 - View Document
8-K May 18, 2011 - View Document
10-Q May 16, 2011 - View Document
10-K March 31, 2011 - View Document
S-8 Jan. 14, 2011 - View Document
8-K Dec. 23, 2010 - View Document
8-K Dec. 7, 2010 - View Document
10-Q Nov. 15, 2010 - View Document
10-Q Aug. 16, 2010 - View Document
8-K Aug. 11, 2010 - View Document
S-8 June 24, 2010 - View Document
8-K June 22, 2010 - View Document
10-Q May 17, 2010 - View Document
10-K March 31, 2010 - View Document
SC 13G/A March 1, 2010 - View Document
S-8 Feb. 26, 2010 - View Document
10-Q Nov. 16, 2009 - View Document
S-8 Sept. 24, 2009 - View Document
8-K Aug. 28, 2009 - View Document
10-Q Aug. 14, 2009 - View Document
8-K June 25, 2009 - View Document
10-Q May 20, 2009 - View Document
8-K May 18, 2009 - View Document
NT 10-Q May 15, 2009 - View Document
10-K April 15, 2009 - View Document
NT 10-K March 31, 2009 - View Document
S-8 March 9, 2009 - View Document
8-K Feb. 9, 2009 - View Document
SC 13G/A Jan. 22, 2009 - View Document
8-K Jan. 13, 2009 - View Document
CT ORDER Jan. 6, 2009 - View Document
8-K/A Nov. 26, 2008 - View Document
10-Q Nov. 18, 2008 - View Document
NT 10-Q Nov. 14, 2008 - View Document
8-K Oct. 17, 2008 - View Document
8-K Oct. 16, 2008 - View Document
8-K Oct. 15, 2008 - View Document
10-Q Aug. 13, 2008 - View Document
8-K July 31, 2008 - View Document
10-Q May 15, 2008 - View Document
DEF 14A April 16, 2008 - View Document
PRE 14A April 1, 2008 - View Document
10KSB March 31, 2008 - View Document
8-K Feb. 28, 2008 - View Document
SC 13G/A Feb. 8, 2008 - View Document
8-K Feb. 6, 2008 - View Document
8-K Jan. 10, 2008 - View Document
424B3 Jan. 10, 2008 - View Document
EFFECT Jan. 4, 2008 - View Document
SB-2/A Jan. 4, 2008 - View Document
SB-2/A Jan. 4, 2008 - View Document
SB-2 Dec. 28, 2007 - View Document
8-K Nov. 26, 2007 - View Document
10QSB Nov. 14, 2007 - View Document
8-K Nov. 13, 2007 - View Document
8-K Nov. 7, 2007 - View Document
8-K Oct. 18, 2007 - View Document
8-K Oct. 11, 2007 - View Document
10QSB Aug. 17, 2007 - View Document
8-K Aug. 16, 2007 - View Document
S-8 Aug. 8, 2007 - View Document
424B3 July 10, 2007 - View Document
EFFECT July 3, 2007 - View Document
SB-2/A June 29, 2007 - View Document
UPLOAD June 28, 2007 COMMENTS, 6-28-07, FISCHER-SPIRGEL View Document
SB-2 June 14, 2007 - View Document
SC 13G/A Feb. 27, 2007 - View Document
SC 13G Feb. 13, 2007 - View Document
RW Feb. 5, 2007 - View Document
SB-2 Dec. 15, 2006 - View Document
REGDEX Nov. 16, 2006 AUTO-GENERATED PAPER DOCUMENT View Document
REGDEX Sept. 7, 2006 AUTO-GENERATED PAPER DOCUMENT View Document

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