MARATHON CAPITAL MANAGEMENT SEC EDGAR Filings (CIK 0001213206)

SEC EDGAR filings, ownership reports, and insider transactions for MARATHON CAPITAL MANAGEMENT.

Business address
4 North Park Drive, Suite 106, Hunt Valley, MD, 21030-1806
Top securities (13F)
TROW, GLW, AAPL, AZN, MSFT, BIL, GOOG, QCOM, CVX, IBM, FANG, MET, VYMI, CPA, TTI, BLDR, O, ADMA, JPM, and AMZN
Fiscal year end
31 December
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MARATHON CAPITAL MANAGEMENT has filed 233 SEC EDGAR filings since 31 Jan 2003

Latest Filings

Recent SEC filings for MARATHON CAPITAL MANAGEMENT including 13F-HR, N-PX, 13F-HR/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2025 30 Sep 2025 028-12098
N-PX Open N-PX document View SEC filing for N-PX 29 Aug 2025 30 Jun 2025 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2025 30 Jun 2025 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2025 31 Mar 2025 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2025 31 Dec 2024 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2024 30 Sep 2024 028-12098
N-PX Open N-PX document View SEC filing for N-PX 27 Aug 2024 31 Jul 2024 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2024 30 Jun 2024 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2024 31 Mar 2024 028-12098
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 14 Feb 2024 31 Dec 2023 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 08 Feb 2024 31 Dec 2023 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2023 30 Sep 2023 028-12098
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 15 Aug 2023 30 Jun 2023 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2023 30 Jun 2023 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 May 2023 31 Mar 2023 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2023 31 Dec 2022 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2022 30 Sep 2022 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Aug 2022 30 Jun 2022 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 May 2022 31 Mar 2022 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 09 Feb 2022 31 Dec 2021 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Nov 2021 30 Sep 2021 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Aug 2021 30 Jun 2021 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 May 2021 31 Mar 2021 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 08 Feb 2021 31 Dec 2020 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Nov 2020 30 Sep 2020 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2020 30 Jun 2020 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2020 31 Mar 2020 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2020 31 Dec 2019 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2019 30 Sep 2019 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 25 Jul 2019 30 Jun 2019 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2019 31 Mar 2019 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 07 Feb 2019 31 Dec 2018 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2018 30 Sep 2018 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 07 Aug 2018 30 Jun 2018 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 07 May 2018 31 Mar 2018 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Feb 2018 31 Dec 2017 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2017 30 Sep 2017 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 20 Oct 2017
13F-HR Open 13F-HR document View SEC filing for 13F-HR 10 Aug 2017 30 Jun 2017 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 04 May 2017 31 Mar 2017 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 07 Feb 2017 31 Dec 2016 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 03 Feb 2017
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 29 Nov 2016
13F-HR Open 13F-HR document View SEC filing for 13F-HR 10 Nov 2016 30 Sep 2016 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 10 Aug 2016 30 Jun 2016 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 May 2016 31 Mar 2016 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 12 Feb 2016
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Feb 2016 31 Dec 2015 028-12098
SC 13G Open SC 13G document View SEC filing for SC 13G HUDSON TECHNOLOGIES, INC 12 Feb 2016
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Nov 2015 30 Sep 2015 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 11 Aug 2015 30 Jun 2015 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WHITE MOUNTAIN TITANIUM 13-G/A 08 May 2015
13F-HR Open 13F-HR document View SEC filing for 13F-HR 06 May 2015 31 Mar 2015 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A 10 Feb 2015
13F-HR Open 13F-HR document View SEC filing for 13F-HR 09 Feb 2015 31 Dec 2014 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR ZBB ENERGY 25 Nov 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 30 Oct 2014 30 Sep 2014 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR ZBB ENERGY 19 Sep 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 08 Aug 2014 30 Jun 2014 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR 30 Apr 2014 31 Mar 2014 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE 24 Feb 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 28 Jan 2014 31 Dec 2013 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY CORP 23 Jan 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WHITE MOUNTAIN TITANIUM 23 Jan 2014
SC 13G Open SC 13G document View SEC filing for SC 13G CUI GLOBAL 23 Jan 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A VISUALANT INC. 23 Jan 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE 23 Jan 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HUDSON TECHNOLOGIES 23 Jan 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC-13G/A FOR ADEPT TECHNOLOGY 06 Jan 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY CORP 16 Dec 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE 26 Nov 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WIRELESS RONIN TECH 20 Nov 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR 04 Nov 2013 30 Sep 2013 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WIRELESS RONIN TECHNOLOGIES 04 Nov 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR 25 Jul 2013 30 Jun 2013 028-12098
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT 24 Apr 2013 31 Mar 2013 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE 19 Feb 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT 22 Jan 2013 31 Dec 2012 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WIRELESS RONIN TECHNOLOGIES 22 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE INC 09 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY 09 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WHITE MOUNTAIN TITANIUM 09 Jan 2013
SC 13G Open SC 13G document View SEC filing for SC 13G VISUALANT INC 09 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A RVUE HOLDINGS 09 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WIRELESS RONIN TECHNOLOGIES 09 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HUDSON TECHNOLOGIES 09 Jan 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ADEPT TECHNOLOGY 09 Jan 2013
SC 13G Open SC 13G document View SEC filing for SC 13G ADEPT TECHNOLOGY 19 Nov 2012
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT 31 Oct 2012 30 Sep 2012 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A INCONTACT INC. 02 Oct 2012
SC 13G Open SC 13G document View SEC filing for SC 13G 14 Aug 2012
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13F-HR FOR MARATHON CAPITAL MANAGEMENT 14 Aug 2012 30 Jun 2012 028-12098
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Aug 2012 14 Aug 2012 000-22071
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 Aug 2012 01 Apr 2012 001-33540
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Jun 2012 28 Jun 2012 000-22071
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 21 Jun 2012 14 Jun 2012 001-33540
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Jun 2012 14 Jun 2012 001-33540
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 15 May 2012 14 May 2012 000-22071
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 14 May 2012 10 May 2012 000-22071
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 May 2012 01 May 2012 000-22071
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT 02 May 2012 31 Mar 2012 028-12098
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 26 Apr 2012 03 Jan 2012 000-22071
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Mar 2012 21 Mar 2012 000-22071
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13/G FOR WIRELESS RONIN TECHNOLOGIES 08 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A LPATH INC. SC 13G/A 07 Feb 2012
SC 13G Open SC 13G document View SEC filing for SC 13G LPATH INC 01 Feb 2012
SC 13G Open SC 13G document View SEC filing for SC 13G RVUE HOLDINGS INC 01 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY CORP 01 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WHITE MOUNTAIN TITANIUM INC 01 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE INC 01 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A INCONTACT INC 01 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HUDSON TECHNOLOGIES 01 Feb 2012
13F-HR Open 13F-HR document View SEC filing for 13F-HR 01 Feb 2012 31 Dec 2011 028-12098
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Feb 2012 30 Jan 2012 000-22071
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 Feb 2012 30 Jan 2012 001-33540
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 Dec 2011 19 Dec 2011 001-33540
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT FORM 13F-HR 21 Oct 2011 30 Sep 2011 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC13G/A FOR OVERLAND STORAGE 20 Oct 2011
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 20 Sep 2011 29 Jun 2011 001-33540
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT 25 Jul 2011 30 Jun 2011 028-12098
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 Jun 2011 29 Jun 2011 001-33540
SC 13G Open SC 13G document View SEC filing for SC 13G ZBB ENERGY 16 Jun 2011
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT 28 Apr 2011 31 Mar 2011 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR OVERLAND STORAGE 07 Apr 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR COMPUMED 22 Feb 2011
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13F-HR FOR MARATHON CAPITAL MANAGEMENT 09 Feb 2011 31 Dec 2010 028-12098
SC 13G Open SC 13G document View SEC filing for SC 13G FROM SC 13G FOR PROCERA NETWORKS INC 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SXC 13G/A FOR COMPUMED 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR PHC INC 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR INCONTACT INC 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR HDSN 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR OVRL 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR WMTM 01 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR OVRL 16 Nov 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT FORM 13F-HR 21 Oct 2010 30 Sep 2010 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR VSR 17 Aug 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC-13G/A FOR VERSAR 26 Jul 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT FORM 13F-HR 19 Jul 2010 30 Jun 2010 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC SC 13G/A FOR VERSAR 26 May 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WHITE MOUNTAIN TITANIUM 27 Apr 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR SEC FORM 13F-HR 19 Apr 2010 31 Mar 2010 028-12098
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A OVERLAND STORAGE SC 13G/A 03 Mar 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WHITE MOUNTAIN TITANIUM 24 Feb 2010
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G FOR WMTM 20 Jan 2010
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G FOR OVRL 20 Jan 2010
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G FOR HDSN 20 Jan 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A FOR VERSAR 20 Jan 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC FORM 13-G/A FOR PIHC 20 Jan 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC FORM 13-G/A FOR SAAS 20 Jan 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC FORM 13-G/A FOR CMPD 20 Jan 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SEC FORM 13-G/A FOR AXTI 20 Jan 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR MARATHON CAPITAL MANAGEMENT FORM 13F 19 Jan 2010 31 Dec 2009 028-12098

About this filer

MARATHON CAPITAL MANAGEMENT files with the SEC under CIK 0001213206. This page aggregates EDGAR filings and related ownership activity.

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.
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Updates follow new EDGAR submissions and periodic data refreshes.

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