CORETEC GROUP INC.

Symbol
CRTG on OTC
Industry
Communications Equipment, Nec (Office Of Manufacturing)
Business address
333 Jackson Plaza, Suite 1200, Ann Arbor, MI, 48103
State of incorporation
OK
Fiscal year end
31 December
Former names
3DICON CORP (to 29 Jun 2017)
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CORETEC GROUP INC. has filed 378 SEC EDGAR filings since 07 Sep 2006

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open Document | Data Open Filing 02 Jun 2025 13 May 2025 000-54697
8-K Open Document | Data Open Filing 14 Jan 2025 09 Jan 2025 000-54697
8-K Open Document | Data Open Filing 26 Dec 2024 17 Dec 2024 000-54697
8-K Open Document | Data Open Filing 05 Dec 2024 01 Dec 2024 000-54697
3 Open Document Open Filing 27 Nov 2024 18 Nov 2024
4 Open Document Open Filing 26 Nov 2024 18 Nov 2024
3 Open Document Open Filing 26 Nov 2024 13 Nov 2024
4 Open Document Open Filing 21 Nov 2024 18 Nov 2024
3 Open Document Open Filing 21 Nov 2024 06 Nov 2024
4 Open Document Open Filing 21 Nov 2024 18 Nov 2024
4 Open Document Open Filing 21 Nov 2024 18 Nov 2024
4 Open Document Open Filing 21 Nov 2024 18 Nov 2024
4 Open Document Open Filing 21 Nov 2024 18 Nov 2024
4 Open Document Open Filing 21 Nov 2024 18 Nov 2024
3 Open Document Open Filing 21 Nov 2024 06 Nov 2024
3 Open Document Open Filing 21 Nov 2024 06 Nov 2024
8-K Open Document | Data Open Filing 20 Nov 2024 18 Nov 2024 000-54697
8-K Open Document | Data Open Filing 14 Nov 2024 06 Nov 2024 000-54697
SC 13D Open Document Open Filing SCHEDULE 13D 10 Sep 2024 005-82555
4 Open Document Open Filing FORM 4 10 Sep 2024 21 Aug 2024
3 Open Document Open Filing FORM 3 10 Sep 2024 21 Aug 2024
3 Open Document Open Filing FORM 3 10 Sep 2024 21 Aug 2024
3 Open Document Open Filing FORM 3 10 Sep 2024 21 Aug 2024
4 Open Document Open Filing FORM 4 09 Sep 2024 21 Aug 2024
8-K Open Document | Data Open Filing FORM 8-K 22 Aug 2024 21 Aug 2024 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2024 30 Jun 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K 05 Aug 2024 31 Jul 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K 28 Jun 2024 27 Jun 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K 18 Jun 2024 17 Jun 2024 000-54697
4 Open Document Open Filing FORM 4 07 Jun 2024 06 Jun 2024
4 Open Document Open Filing FORM 4 07 Jun 2024 06 Jun 2024
8-K Open Document | Data Open Filing FORM 8-K 06 Jun 2024 02 Jun 2024 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 May 2024 31 Mar 2024 000-54697
10-K Open Document | Data Open Filing FORM 10-K 21 Mar 2024 31 Dec 2023 000-54697
8-K Open Document | Data Open Filing FORM 8-K 20 Mar 2024 14 Mar 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K 06 Mar 2024 01 Mar 2024 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 08 Nov 2023 30 Sep 2023 000-54697
8-K Open Document | Data Open Filing FORM 8-K 01 Nov 2023 27 Oct 2023 000-54697
4 Open Document Open Filing FORM 4 31 Oct 2023 27 Oct 2023
4 Open Document Open Filing FORM 4 31 Oct 2023 27 Oct 2023
4 Open Document Open Filing FORM 4 31 Oct 2023 27 Oct 2023
4 Open Document Open Filing FORM 4 31 Oct 2023 27 Oct 2023
4 Open Document Open Filing FORM 4 31 Oct 2023 27 Oct 2023
S-8 Open Document Open Filing FORM S-8 31 Oct 2023 333-275238
10-Q Open Document | Data Open Filing FORM 10-Q 11 Aug 2023 30 Jun 2023 000-54697
4 Open Document Open Filing FORM 4 21 Jun 2023 20 Jun 2023
8-K Open Document | Data Open Filing FORM 8-K 23 May 2023 23 May 2023 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2023 31 Mar 2023 000-54697
10-K Open Document | Data Open Filing FORM 10-K 17 Mar 2023 31 Dec 2022 000-54697
SC 13G/A Open Document Open Filing 14 Feb 2023 005-82555
8-K Open Document | Data Open Filing FORM 8-K 13 Jan 2023 12 Jan 2023 000-54697
8-K Open Document | Data Open Filing FORM 8-K 20 Dec 2022 19 Dec 2022 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 31 Oct 2022 30 Sep 2022 000-54697
8-K Open Document | Data Open Filing FORM 8-K 18 Oct 2022 14 Oct 2022 000-54697
4 Open Document Open Filing FORM 4 18 Oct 2022 14 Oct 2022
4 Open Document Open Filing FORM 4 18 Oct 2022 14 Oct 2022
4 Open Document Open Filing FORM 4 18 Oct 2022 14 Oct 2022
4 Open Document Open Filing FORM 4 18 Oct 2022 14 Oct 2022
8-K Open Document | Data Open Filing FORM 8-K 24 Aug 2022 17 Aug 2022 000-54697
4 Open Document Open Filing FORM 4 16 Aug 2022 15 Aug 2022
4 Open Document Open Filing FORM 4 10 Aug 2022 08 Aug 2022
4 Open Document Open Filing FORM 4 04 Aug 2022 02 Aug 2022
10-Q Open Document | Data Open Filing FORM 10-Q 27 Jul 2022 30 Jun 2022 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 10 May 2022 31 Mar 2022 000-54697
8-K Open Document | Data Open Filing FORM 8-K 05 May 2022 29 Apr 2022 000-54697
10-K Open Document | Data Open Filing FORM 10-K 21 Mar 2022 31 Dec 2021 000-54697
4 Open Document Open Filing FORM 4 14 Feb 2022 10 Feb 2022
4 Open Document Open Filing FORM 4 14 Feb 2022 10 Feb 2022
4 Open Document Open Filing FORM 4 04 Feb 2022 02 Feb 2022
4 Open Document Open Filing FORM 4 04 Feb 2022 02 Feb 2022
8-K Open Document | Data Open Filing FORM 8-K 22 Nov 2021 16 Nov 2021 000-54697
4 Open Document Open Filing FORM 4 10 Nov 2021 08 Nov 2021
4 Open Document Open Filing FORM 4 10 Nov 2021 08 Nov 2021
SC 13D/A Open Document Open Filing SCHEDULE 13D/A 03 Nov 2021 005-82555
SC 13D/A Open Document Open Filing SCHEDULE 13D/A 03 Nov 2021 005-82555
S-8 Open Document Open Filing FORM S-8 03 Nov 2021 333-260720
10-Q Open Document | Data Open Filing FORM 10-Q 03 Nov 2021 30 Sep 2021 000-54697
4 Open Document Open Filing FORM 4 25 Oct 2021 21 Oct 2021
4 Open Document Open Filing FORM 4 25 Oct 2021 21 Oct 2021
4 Open Document Open Filing FORM 4 18 Oct 2021 14 Oct 2021
4 Open Document Open Filing FORM 4 18 Oct 2021 14 Oct 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
4 Open Document Open Filing FORM 4 04 Oct 2021 30 Sep 2021
3 Open Document Open Filing FORM 3 04 Oct 2021 30 Sep 2021
8-K Open Document | Data Open Filing FORM 8-K 01 Oct 2021 30 Sep 2021 000-54697
4 Open Document Open Filing FORM 4 08 Sep 2021 03 Sep 2021
4 Open Document Open Filing FORM 4 08 Sep 2021 03 Sep 2021
10-Q Open Document | Data Open Filing FORM 10-Q 11 Aug 2021 30 Jun 2021 000-54697
4 Open Document Open Filing FORM 4 23 Jul 2021 21 Jul 2021
4 Open Document Open Filing FORM 4 23 Jul 2021 21 Jul 2021
4 Open Document Open Filing FORM 4 13 Jul 2021 09 Jul 2021
4 Open Document Open Filing FORM 4 13 Jul 2021 09 Jul 2021
8-K Open Document Open Filing FORM 8-K 21 Jun 2021 15 Jun 2021 000-54697
4 Open Document Open Filing FORM 4 21 Jun 2021 18 Jun 2021
3 Open Document Open Filing FORM 3 21 Jun 2021 15 Jun 2021
SC 13G Open Document Open Filing SCHEDULE 13G 02 Jun 2021 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q 13 May 2021 31 Mar 2021 000-54697
8-K Open Document Open Filing FORM 8-K 13 Apr 2021 07 Apr 2021 000-54697
4 Open Document Open Filing FORM 4 08 Apr 2021 07 Apr 2021
4 Open Document Open Filing FORM 4 08 Apr 2021 07 Apr 2021
4 Open Document Open Filing FORM 4 08 Apr 2021 07 Apr 2021
4 Open Document Open Filing FORM 4 08 Apr 2021 07 Apr 2021
4 Open Document Open Filing FORM 4 08 Apr 2021 07 Apr 2021
424B3 Open Document Open Filing FORM 424B3 23 Mar 2021 333-254256
EFFECT Open Document Open Filing 22 Mar 2021 333-254256
CORRESP Open Document Open Filing 18 Mar 2021
UPLOAD Open Document Open Filing 18 Mar 2021
S-1 Open Document | Data Open Filing FORM S-1 15 Mar 2021 333-254256
10-K Open Document | Data Open Filing FORM 10-K 12 Mar 2021 31 Dec 2020 000-54697
8-K Open Document Open Filing FORM 8-K 03 Mar 2021 02 Mar 2021 000-54697
4 Open Document Open Filing FORM 4 25 Feb 2021 23 Feb 2021
4 Open Document Open Filing FORM 4 25 Feb 2021 23 Feb 2021
4 Open Document Open Filing FORM 4 18 Feb 2021 17 Feb 2021
4 Open Document Open Filing FORM 4 18 Feb 2021 17 Feb 2021
4 Open Document Open Filing FORM 4 12 Feb 2021 10 Feb 2021
4 Open Document Open Filing FORM 4 12 Feb 2021 10 Feb 2021
4 Open Document Open Filing FORM 4 10 Feb 2021 05 Feb 2021
4 Open Document Open Filing FORM 4 10 Feb 2021 05 Feb 2021
4 Open Document Open Filing FORM 4 11 Dec 2020 11 Dec 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D/A 11 Dec 2020 005-82555
4 Open Document Open Filing FORM 4 11 Dec 2020 11 Dec 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D/A 11 Dec 2020 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q 12 Nov 2020 30 Sep 2020 000-54697
4 Open Document Open Filing FORM 4 01 Oct 2020 29 Sep 2020
4 Open Document Open Filing FORM 4 28 Aug 2020 26 Aug 2020
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2020 30 Jun 2020 000-54697
3 Open Document Open Filing FORM 3 01 Jul 2020 30 Jun 2020
8-K Open Document Open Filing FORM 8-K 30 Jun 2020 25 Jun 2020 000-54697
8-K Open Document Open Filing FORM 8-K 30 Jun 2020 30 Jun 2020 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2020 31 Mar 2020 000-54697
10-K Open Document | Data Open Filing FORM 10-K 02 Apr 2020 31 Dec 2019 000-54697
NT 10-K Open Document Open Filing FORM NT 10-K 30 Mar 2020 31 Dec 2019 000-54697
SC 13D Open Document Open Filing SCHEDULE 13D 16 Jan 2020 005-82555
SC 13D Open Document Open Filing SCHEDULE 13D 16 Jan 2020 005-82555
SC 13D Open Document Open Filing SCHEDULE 13D 16 Jan 2020 005-82555
4 Open Document Open Filing FORM 4 30 Dec 2019 27 Dec 2019
4 Open Document Open Filing FORM 4 27 Dec 2019 27 Dec 2019
8-K Open Document Open Filing FORM 8-K 27 Dec 2019 27 Dec 2019 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 Nov 2019 30 Sep 2019 000-54697
8-K Open Document Open Filing FORM 8-K 15 Oct 2019 11 Oct 2019 000-54697
4 Open Document Open Filing FORM 4 16 Sep 2019 13 Sep 2019
4 Open Document Open Filing FORM 4 16 Sep 2019 13 Sep 2019
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2019 30 Jun 2019 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2019 31 Mar 2019 000-54697
10-K Open Document | Data Open Filing FORM 10-K 12 Apr 2019 31 Dec 2018 000-54697
NT 10-K Open Document Open Filing FORM NT 10-K 01 Apr 2019 31 Dec 2018 000-54697
SC 13G/A Open Document Open Filing SCHEDULE 13G/A 14 Feb 2019 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q 14 Nov 2018 30 Sep 2018 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2018 30 Jun 2018 000-54697
8-K Open Document Open Filing FORM 8-K 02 Jul 2018 29 Jun 2018 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2018 31 Mar 2018 000-54697
8-K Open Document Open Filing FORM 8-K 09 May 2018 03 May 2018 000-54697
10-K Open Document | Data Open Filing FORM 10-K 02 Apr 2018 31 Dec 2017 000-54697
SC 13G Open Document Open Filing SC 13G 14 Feb 2018 005-82555
S-8 Open Document Open Filing S-8 29 Jan 2018 333-222742
8-K Open Document Open Filing 8-K 14 Dec 2017 08 Dec 2017 000-54697
SC 13D Open Document Open Filing SC 13D 12 Dec 2017 005-82555
8-K Open Document Open Filing FORM 8-K 06 Dec 2017 15 Nov 2017 000-54697
4 Open Document Open Filing OWNERSHIP DOCUMENT 05 Dec 2017 15 Nov 2017
10-Q Open Document | Data Open Filing 10-Q 14 Nov 2017 30 Sep 2017 000-54697
8-K Open Document Open Filing 8-K 24 Aug 2017 20 Aug 2017 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2017 30 Jun 2017 000-54697
8-K Open Document Open Filing FORM 8-K 29 Jun 2017 22 Jun 2017 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2017 31 Mar 2017 000-54697
10-K Open Document | Data Open Filing 10-K 14 Apr 2017 31 Dec 2016 000-54697
NT 10-K Open Document Open Filing NT 10-K 03 Apr 2017 31 Dec 2016 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 27 Mar 2017 30 Sep 2016 000-54697
8-K/A Open Document Open Filing FORM 8-K/A 27 Mar 2017 30 Sep 2016 000-54697
3 Open Document Open Filing OWNERSHIP DOCUMENT 27 Mar 2017 21 Mar 2017
8-K Open Document Open Filing FORM 8-K 27 Mar 2017 21 Mar 2017 000-54697
DEF 14C Open Document Open Filing DEF 14C 20 Mar 2017 20 Mar 2017 000-54697
PRE 14C Open Document Open Filing PRE 14C 07 Mar 2017 07 Mar 2017 000-54697
SC 13G Open Document Open Filing SC 13G 14 Feb 2017 005-82555
8-K Open Document Open Filing FORM 8-K 25 Jan 2017 24 Jan 2017 000-54697
8-K Open Document Open Filing FORM 8-K 18 Jan 2017 17 Jan 2017 000-54697
8-K Open Document Open Filing FORM 8-K 19 Dec 2016 13 Dec 2016 000-54697
NT 10-Q Open Document Open Filing NT 10-Q 15 Nov 2016 30 Sep 2016 000-54697
3 Open Document Open Filing OWNERSHIP DOCUMENT 27 Oct 2016 30 Sep 2016
3 Open Document Open Filing OWNERSHIP DOCUMENT 13 Oct 2016 30 Sep 2016
SC 13D Open Document Open Filing SC 13D 13 Oct 2016 005-82555
SC 13D Open Document Open Filing SC 13D 12 Oct 2016 005-82555
3 Open Document Open Filing OWNERSHIP DOCUMENT 12 Oct 2016 30 Sep 2016
SC 13D Open Document Open Filing SC 13D 12 Oct 2016 005-82555
3 Open Document Open Filing OWNERSHIP DOCUMENT 11 Oct 2016 30 Sep 2016
8-K Open Document Open Filing 8-K 06 Oct 2016 30 Sep 2016 000-54697
4 Open Document Open Filing OWNERSHIP DOCUMENT 05 Oct 2016 30 Sep 2016
CORRESP Open Document Open Filing 15 Aug 2016
SC 14F1/A Open Document Open Filing SC 14F1/A 15 Aug 2016 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q 15 Aug 2016 30 Jun 2016 000-54697
SC 14F1 Open Document Open Filing SC 14F1 21 Jul 2016 005-82555
8-K Open Document Open Filing FORM 8-K 30 Jun 2016 29 Jun 2016 000-54697
8-K Open Document | Data Open Filing 8-K 01 Jun 2016 31 May 2016 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 16 May 2016 31 Mar 2016 000-54697
10-K Open Document | Data Open Filing 10-K 30 Mar 2016 31 Dec 2015 000-54697
4 Open Document Open Filing OWNERSHIP DOCUMENT 28 Mar 2016 24 Mar 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT 28 Mar 2016 24 Mar 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT 28 Mar 2016 24 Mar 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT 28 Mar 2016 24 Mar 2016
8-K Open Document Open Filing FORM 8-K 24 Mar 2016 22 Mar 2016 000-54697
SC 13G Open Document Open Filing SC 13G 16 Feb 2016 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q 16 Nov 2015 30 Sep 2015 000-54697
8-K Open Document Open Filing FORM 8-K 06 Nov 2015 08 Oct 2015 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2015 30 Jun 2015 000-54697
10-Q Open Document | Data Open Filing 10-Q 15 May 2015 31 Mar 2015 000-54697
10-K Open Document | Data Open Filing 10-K 31 Mar 2015 31 Dec 2014 000-54697
5 Open Document Open Filing OWNERSHIP DOCUMENT 13 Mar 2015 31 Dec 2014
SC 13G Open Document Open Filing SCHEDULE 13G 17 Feb 2015 005-82555
S-8 Open Document Open Filing FORM S-8 12 Feb 2015 333-202039
10-Q Open Document | Data Open Filing FORM 10-Q 14 Nov 2014 30 Sep 2014 000-54697
8-K Open Document Open Filing FORM 8-K 05 Sep 2014 02 Sep 2014 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2014 30 Jun 2014 000-54697
8-K Open Document Open Filing FORM 8-K 20 Jun 2014 31 Mar 2014 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q 15 May 2014 31 Mar 2014 000-54697
8-K Open Document Open Filing 8-K 01 Apr 2014 31 Mar 2014 000-54697
10-K Open Document | Data Open Filing FORM 10-K 31 Mar 2014 31 Dec 2013 000-54697
S-8 Open Document Open Filing FORM S-8 14 Mar 2014 333-194546
8-K Open Document Open Filing FORM 8-K 14 Mar 2014 13 Mar 2014 000-54697
SC 13G Open Document Open Filing SC 13G 13 Feb 2014 005-82555
8-K Open Document Open Filing 8-K 28 Jan 2014 22 Jan 2014 000-54697