Coretec Group Inc.

Symbol
CRTG on OTC
Entity
Company
Industry
Communications Equipment, Nec (Office Of Manufacturing)
Business address
333 Jackson Plaza, Suite 1200, 48103 Ann Arbor, MI
Phone
918-494-0509
State of incorporation
OK
Fiscal year end
December 31
Category
Non-accelerated filer
Smaller reporting company
Former names
3DICON CORP (to 6/29/2017)
All SEC filings
View on sec.gov
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Coretec Group Inc. has filed 378 SEC EDGAR filings since 9/7/2006

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open Document | Data Open Filing Jun 2, 2025 May 13, 2025 000-54697
8-K Open Document | Data Open Filing Jan 14, 2025 Jan 9, 2025 000-54697
8-K Open Document | Data Open Filing Dec 26, 2024 Dec 17, 2024 000-54697
8-K Open Document | Data Open Filing Dec 5, 2024 Dec 1, 2024 000-54697
3 Open Document Open Filing Nov 27, 2024 Nov 18, 2024
4 Open Document Open Filing Nov 26, 2024 Nov 18, 2024
3 Open Document Open Filing Nov 26, 2024 Nov 13, 2024
4 Open Document Open Filing Nov 21, 2024 Nov 18, 2024
3 Open Document Open Filing Nov 21, 2024 Nov 6, 2024
4 Open Document Open Filing Nov 21, 2024 Nov 18, 2024
4 Open Document Open Filing Nov 21, 2024 Nov 18, 2024
4 Open Document Open Filing Nov 21, 2024 Nov 18, 2024
4 Open Document Open Filing Nov 21, 2024 Nov 18, 2024
4 Open Document Open Filing Nov 21, 2024 Nov 18, 2024
3 Open Document Open Filing Nov 21, 2024 Nov 6, 2024
3 Open Document Open Filing Nov 21, 2024 Nov 6, 2024
8-K Open Document | Data Open Filing Nov 20, 2024 Nov 18, 2024 000-54697
8-K Open Document | Data Open Filing Nov 14, 2024 Nov 6, 2024 000-54697
SC 13D Open Document Open Filing SCHEDULE 13D Sep 10, 2024 005-82555
4 Open Document Open Filing FORM 4 Sep 10, 2024 Aug 21, 2024
3 Open Document Open Filing FORM 3 Sep 10, 2024 Aug 21, 2024
3 Open Document Open Filing FORM 3 Sep 10, 2024 Aug 21, 2024
3 Open Document Open Filing FORM 3 Sep 10, 2024 Aug 21, 2024
4 Open Document Open Filing FORM 4 Sep 9, 2024 Aug 21, 2024
8-K Open Document | Data Open Filing FORM 8-K Aug 22, 2024 Aug 21, 2024 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2024 Jun 30, 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K Aug 5, 2024 Jul 31, 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K Jun 28, 2024 Jun 27, 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K Jun 18, 2024 Jun 17, 2024 000-54697
4 Open Document Open Filing FORM 4 Jun 7, 2024 Jun 6, 2024
4 Open Document Open Filing FORM 4 Jun 7, 2024 Jun 6, 2024
8-K Open Document | Data Open Filing FORM 8-K Jun 6, 2024 Jun 2, 2024 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 14, 2024 Mar 31, 2024 000-54697
10-K Open Document | Data Open Filing FORM 10-K Mar 21, 2024 Dec 31, 2023 000-54697
8-K Open Document | Data Open Filing FORM 8-K Mar 20, 2024 Mar 14, 2024 000-54697
8-K Open Document | Data Open Filing FORM 8-K Mar 6, 2024 Mar 1, 2024 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Nov 8, 2023 Sep 30, 2023 000-54697
8-K Open Document | Data Open Filing FORM 8-K Nov 1, 2023 Oct 27, 2023 000-54697
4 Open Document Open Filing FORM 4 Oct 31, 2023 Oct 27, 2023
4 Open Document Open Filing FORM 4 Oct 31, 2023 Oct 27, 2023
4 Open Document Open Filing FORM 4 Oct 31, 2023 Oct 27, 2023
4 Open Document Open Filing FORM 4 Oct 31, 2023 Oct 27, 2023
4 Open Document Open Filing FORM 4 Oct 31, 2023 Oct 27, 2023
S-8 Open Document Open Filing FORM S-8 Oct 31, 2023 333-275238
10-Q Open Document | Data Open Filing FORM 10-Q Aug 11, 2023 Jun 30, 2023 000-54697
4 Open Document Open Filing FORM 4 Jun 21, 2023 Jun 20, 2023
8-K Open Document | Data Open Filing FORM 8-K May 23, 2023 May 23, 2023 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2023 Mar 31, 2023 000-54697
10-K Open Document | Data Open Filing FORM 10-K Mar 17, 2023 Dec 31, 2022 000-54697
SC 13G/A Open Document Open Filing Feb 14, 2023 005-82555
8-K Open Document | Data Open Filing FORM 8-K Jan 13, 2023 Jan 12, 2023 000-54697
8-K Open Document | Data Open Filing FORM 8-K Dec 20, 2022 Dec 19, 2022 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Oct 31, 2022 Sep 30, 2022 000-54697
8-K Open Document | Data Open Filing FORM 8-K Oct 18, 2022 Oct 14, 2022 000-54697
4 Open Document Open Filing FORM 4 Oct 18, 2022 Oct 14, 2022
4 Open Document Open Filing FORM 4 Oct 18, 2022 Oct 14, 2022
4 Open Document Open Filing FORM 4 Oct 18, 2022 Oct 14, 2022
4 Open Document Open Filing FORM 4 Oct 18, 2022 Oct 14, 2022
8-K Open Document | Data Open Filing FORM 8-K Aug 24, 2022 Aug 17, 2022 000-54697
4 Open Document Open Filing FORM 4 Aug 16, 2022 Aug 15, 2022
4 Open Document Open Filing FORM 4 Aug 10, 2022 Aug 8, 2022
4 Open Document Open Filing FORM 4 Aug 4, 2022 Aug 2, 2022
10-Q Open Document | Data Open Filing FORM 10-Q Jul 27, 2022 Jun 30, 2022 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 10, 2022 Mar 31, 2022 000-54697
8-K Open Document | Data Open Filing FORM 8-K May 5, 2022 Apr 29, 2022 000-54697
10-K Open Document | Data Open Filing FORM 10-K Mar 21, 2022 Dec 31, 2021 000-54697
4 Open Document Open Filing FORM 4 Feb 14, 2022 Feb 10, 2022
4 Open Document Open Filing FORM 4 Feb 14, 2022 Feb 10, 2022
4 Open Document Open Filing FORM 4 Feb 4, 2022 Feb 2, 2022
4 Open Document Open Filing FORM 4 Feb 4, 2022 Feb 2, 2022
8-K Open Document | Data Open Filing FORM 8-K Nov 22, 2021 Nov 16, 2021 000-54697
4 Open Document Open Filing FORM 4 Nov 10, 2021 Nov 8, 2021
4 Open Document Open Filing FORM 4 Nov 10, 2021 Nov 8, 2021
SC 13D/A Open Document Open Filing SCHEDULE 13D/A Nov 3, 2021 005-82555
SC 13D/A Open Document Open Filing SCHEDULE 13D/A Nov 3, 2021 005-82555
S-8 Open Document Open Filing FORM S-8 Nov 3, 2021 333-260720
10-Q Open Document | Data Open Filing FORM 10-Q Nov 3, 2021 Sep 30, 2021 000-54697
4 Open Document Open Filing FORM 4 Oct 25, 2021 Oct 21, 2021
4 Open Document Open Filing FORM 4 Oct 25, 2021 Oct 21, 2021
4 Open Document Open Filing FORM 4 Oct 18, 2021 Oct 14, 2021
4 Open Document Open Filing FORM 4 Oct 18, 2021 Oct 14, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
4 Open Document Open Filing FORM 4 Oct 4, 2021 Sep 30, 2021
3 Open Document Open Filing FORM 3 Oct 4, 2021 Sep 30, 2021
8-K Open Document | Data Open Filing FORM 8-K Oct 1, 2021 Sep 30, 2021 000-54697
4 Open Document Open Filing FORM 4 Sep 8, 2021 Sep 3, 2021
4 Open Document Open Filing FORM 4 Sep 8, 2021 Sep 3, 2021
10-Q Open Document | Data Open Filing FORM 10-Q Aug 11, 2021 Jun 30, 2021 000-54697
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 23, 2021 Jul 21, 2021
4 Open Document Open Filing FORM 4 Jul 13, 2021 Jul 9, 2021
4 Open Document Open Filing FORM 4 Jul 13, 2021 Jul 9, 2021
8-K Open Document Open Filing FORM 8-K Jun 21, 2021 Jun 15, 2021 000-54697
4 Open Document Open Filing FORM 4 Jun 21, 2021 Jun 18, 2021
3 Open Document Open Filing FORM 3 Jun 21, 2021 Jun 15, 2021
SC 13G Open Document Open Filing SCHEDULE 13G Jun 2, 2021 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q May 13, 2021 Mar 31, 2021 000-54697
8-K Open Document Open Filing FORM 8-K Apr 13, 2021 Apr 7, 2021 000-54697
4 Open Document Open Filing FORM 4 Apr 8, 2021 Apr 7, 2021
4 Open Document Open Filing FORM 4 Apr 8, 2021 Apr 7, 2021
4 Open Document Open Filing FORM 4 Apr 8, 2021 Apr 7, 2021
4 Open Document Open Filing FORM 4 Apr 8, 2021 Apr 7, 2021
4 Open Document Open Filing FORM 4 Apr 8, 2021 Apr 7, 2021
424B3 Open Document Open Filing FORM 424B3 Mar 23, 2021 333-254256
EFFECT Open Document Open Filing Mar 22, 2021 333-254256
CORRESP Open Document Open Filing Mar 18, 2021
UPLOAD Open Document Open Filing Mar 18, 2021
S-1 Open Document | Data Open Filing FORM S-1 Mar 15, 2021 333-254256
10-K Open Document | Data Open Filing FORM 10-K Mar 12, 2021 Dec 31, 2020 000-54697
8-K Open Document Open Filing FORM 8-K Mar 3, 2021 Mar 2, 2021 000-54697
4 Open Document Open Filing FORM 4 Feb 25, 2021 Feb 23, 2021
4 Open Document Open Filing FORM 4 Feb 25, 2021 Feb 23, 2021
4 Open Document Open Filing FORM 4 Feb 18, 2021 Feb 17, 2021
4 Open Document Open Filing FORM 4 Feb 18, 2021 Feb 17, 2021
4 Open Document Open Filing FORM 4 Feb 12, 2021 Feb 10, 2021
4 Open Document Open Filing FORM 4 Feb 12, 2021 Feb 10, 2021
4 Open Document Open Filing FORM 4 Feb 10, 2021 Feb 5, 2021
4 Open Document Open Filing FORM 4 Feb 10, 2021 Feb 5, 2021
4 Open Document Open Filing FORM 4 Dec 11, 2020 Dec 11, 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D/A Dec 11, 2020 005-82555
4 Open Document Open Filing FORM 4 Dec 11, 2020 Dec 11, 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D/A Dec 11, 2020 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q Nov 12, 2020 Sep 30, 2020 000-54697
4 Open Document Open Filing FORM 4 Oct 1, 2020 Sep 29, 2020
4 Open Document Open Filing FORM 4 Aug 28, 2020 Aug 26, 2020
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2020 Jun 30, 2020 000-54697
3 Open Document Open Filing FORM 3 Jul 1, 2020 Jun 30, 2020
8-K Open Document Open Filing FORM 8-K Jun 30, 2020 Jun 25, 2020 000-54697
8-K Open Document Open Filing FORM 8-K Jun 30, 2020 Jun 30, 2020 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2020 Mar 31, 2020 000-54697
10-K Open Document | Data Open Filing FORM 10-K Apr 2, 2020 Dec 31, 2019 000-54697
NT 10-K Open Document Open Filing FORM NT 10-K Mar 30, 2020 Dec 31, 2019 000-54697
SC 13D Open Document Open Filing SCHEDULE 13D Jan 16, 2020 005-82555
SC 13D Open Document Open Filing SCHEDULE 13D Jan 16, 2020 005-82555
SC 13D Open Document Open Filing SCHEDULE 13D Jan 16, 2020 005-82555
4 Open Document Open Filing FORM 4 Dec 30, 2019 Dec 27, 2019
4 Open Document Open Filing FORM 4 Dec 27, 2019 Dec 27, 2019
8-K Open Document Open Filing FORM 8-K Dec 27, 2019 Dec 27, 2019 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Nov 14, 2019 Sep 30, 2019 000-54697
8-K Open Document Open Filing FORM 8-K Oct 15, 2019 Oct 11, 2019 000-54697
4 Open Document Open Filing FORM 4 Sep 16, 2019 Sep 13, 2019
4 Open Document Open Filing FORM 4 Sep 16, 2019 Sep 13, 2019
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2019 Jun 30, 2019 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2019 Mar 31, 2019 000-54697
10-K Open Document | Data Open Filing FORM 10-K Apr 12, 2019 Dec 31, 2018 000-54697
NT 10-K Open Document Open Filing FORM NT 10-K Apr 1, 2019 Dec 31, 2018 000-54697
SC 13G/A Open Document Open Filing SCHEDULE 13G/A Feb 14, 2019 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q Nov 14, 2018 Sep 30, 2018 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2018 Jun 30, 2018 000-54697
8-K Open Document Open Filing FORM 8-K Jul 2, 2018 Jun 29, 2018 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2018 Mar 31, 2018 000-54697
8-K Open Document Open Filing FORM 8-K May 9, 2018 May 3, 2018 000-54697
10-K Open Document | Data Open Filing FORM 10-K Apr 2, 2018 Dec 31, 2017 000-54697
SC 13G Open Document Open Filing SC 13G Feb 14, 2018 005-82555
S-8 Open Document Open Filing S-8 Jan 29, 2018 333-222742
8-K Open Document Open Filing 8-K Dec 14, 2017 Dec 8, 2017 000-54697
SC 13D Open Document Open Filing SC 13D Dec 12, 2017 005-82555
8-K Open Document Open Filing FORM 8-K Dec 6, 2017 Nov 15, 2017 000-54697
4 Open Document Open Filing OWNERSHIP DOCUMENT Dec 5, 2017 Nov 15, 2017
10-Q Open Document | Data Open Filing 10-Q Nov 14, 2017 Sep 30, 2017 000-54697
8-K Open Document Open Filing 8-K Aug 24, 2017 Aug 20, 2017 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2017 Jun 30, 2017 000-54697
8-K Open Document Open Filing FORM 8-K Jun 29, 2017 Jun 22, 2017 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2017 Mar 31, 2017 000-54697
10-K Open Document | Data Open Filing 10-K Apr 14, 2017 Dec 31, 2016 000-54697
NT 10-K Open Document Open Filing NT 10-K Apr 3, 2017 Dec 31, 2016 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Mar 27, 2017 Sep 30, 2016 000-54697
8-K/A Open Document Open Filing FORM 8-K/A Mar 27, 2017 Sep 30, 2016 000-54697
3 Open Document Open Filing OWNERSHIP DOCUMENT Mar 27, 2017 Mar 21, 2017
8-K Open Document Open Filing FORM 8-K Mar 27, 2017 Mar 21, 2017 000-54697
DEF 14C Open Document Open Filing DEF 14C Mar 20, 2017 Mar 20, 2017 000-54697
PRE 14C Open Document Open Filing PRE 14C Mar 7, 2017 Mar 7, 2017 000-54697
SC 13G Open Document Open Filing SC 13G Feb 14, 2017 005-82555
8-K Open Document Open Filing FORM 8-K Jan 25, 2017 Jan 24, 2017 000-54697
8-K Open Document Open Filing FORM 8-K Jan 18, 2017 Jan 17, 2017 000-54697
8-K Open Document Open Filing FORM 8-K Dec 19, 2016 Dec 13, 2016 000-54697
NT 10-Q Open Document Open Filing NT 10-Q Nov 15, 2016 Sep 30, 2016 000-54697
3 Open Document Open Filing OWNERSHIP DOCUMENT Oct 27, 2016 Sep 30, 2016
3 Open Document Open Filing OWNERSHIP DOCUMENT Oct 13, 2016 Sep 30, 2016
SC 13D Open Document Open Filing SC 13D Oct 13, 2016 005-82555
SC 13D Open Document Open Filing SC 13D Oct 12, 2016 005-82555
3 Open Document Open Filing OWNERSHIP DOCUMENT Oct 12, 2016 Sep 30, 2016
SC 13D Open Document Open Filing SC 13D Oct 12, 2016 005-82555
3 Open Document Open Filing OWNERSHIP DOCUMENT Oct 11, 2016 Sep 30, 2016
8-K Open Document Open Filing 8-K Oct 6, 2016 Sep 30, 2016 000-54697
4 Open Document Open Filing OWNERSHIP DOCUMENT Oct 5, 2016 Sep 30, 2016
CORRESP Open Document Open Filing Aug 15, 2016
SC 14F1/A Open Document Open Filing SC 14F1/A Aug 15, 2016 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q Aug 15, 2016 Jun 30, 2016 000-54697
SC 14F1 Open Document Open Filing SC 14F1 Jul 21, 2016 005-82555
8-K Open Document Open Filing FORM 8-K Jun 30, 2016 Jun 29, 2016 000-54697
8-K Open Document | Data Open Filing 8-K Jun 1, 2016 May 31, 2016 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 16, 2016 Mar 31, 2016 000-54697
10-K Open Document | Data Open Filing 10-K Mar 30, 2016 Dec 31, 2015 000-54697
4 Open Document Open Filing OWNERSHIP DOCUMENT Mar 28, 2016 Mar 24, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Mar 28, 2016 Mar 24, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Mar 28, 2016 Mar 24, 2016
4 Open Document Open Filing OWNERSHIP DOCUMENT Mar 28, 2016 Mar 24, 2016
8-K Open Document Open Filing FORM 8-K Mar 24, 2016 Mar 22, 2016 000-54697
SC 13G Open Document Open Filing SC 13G Feb 16, 2016 005-82555
10-Q Open Document | Data Open Filing FORM 10-Q Nov 16, 2015 Sep 30, 2015 000-54697
8-K Open Document Open Filing FORM 8-K Nov 6, 2015 Oct 8, 2015 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2015 Jun 30, 2015 000-54697
10-Q Open Document | Data Open Filing 10-Q May 15, 2015 Mar 31, 2015 000-54697
10-K Open Document | Data Open Filing 10-K Mar 31, 2015 Dec 31, 2014 000-54697
5 Open Document Open Filing OWNERSHIP DOCUMENT Mar 13, 2015 Dec 31, 2014
SC 13G Open Document Open Filing SCHEDULE 13G Feb 17, 2015 005-82555
S-8 Open Document Open Filing FORM S-8 Feb 12, 2015 333-202039
10-Q Open Document | Data Open Filing FORM 10-Q Nov 14, 2014 Sep 30, 2014 000-54697
8-K Open Document Open Filing FORM 8-K Sep 5, 2014 Sep 2, 2014 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q Aug 14, 2014 Jun 30, 2014 000-54697
8-K Open Document Open Filing FORM 8-K Jun 20, 2014 Mar 31, 2014 000-54697
10-Q Open Document | Data Open Filing FORM 10-Q May 15, 2014 Mar 31, 2014 000-54697
8-K Open Document Open Filing 8-K Apr 1, 2014 Mar 31, 2014 000-54697
10-K Open Document | Data Open Filing FORM 10-K Mar 31, 2014 Dec 31, 2013 000-54697
S-8 Open Document Open Filing FORM S-8 Mar 14, 2014 333-194546
8-K Open Document Open Filing FORM 8-K Mar 14, 2014 Mar 13, 2014 000-54697
SC 13G Open Document Open Filing SC 13G Feb 13, 2014 005-82555
8-K Open Document Open Filing 8-K Jan 28, 2014 Jan 22, 2014 000-54697