Columbia Asset Management

Business address
924 North Main Street, Suite 1, Ann Arbor, MI, 48104
State of incorporation
MI
Fiscal year end
December 31
⭐ Add to watchlist ⭐
Columbia Asset Management has filed 49 SEC EDGAR filings since 2/11/2014

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open Document Open Filing Nov 4, 2025 Sep 30, 2025 028-15791
13F-HR Open Document Open Filing Jul 18, 2025 Jun 30, 2025 028-15791
13F-HR Open Document Open Filing Apr 10, 2025 Mar 31, 2025 028-15791
13F-HR Open Document Open Filing Feb 12, 2025 Dec 31, 2024 028-15791
13F-HR Open Document Open Filing Nov 12, 2024 Sep 30, 2024 028-15791
13F-HR Open Document Open Filing Aug 5, 2024 Jun 30, 2024 028-15791
13F-HR Open Document Open Filing May 8, 2024 Mar 31, 2024 028-15791
13F-HR Open Document Open Filing Feb 9, 2024 Dec 31, 2023 028-15791
13F-HR Open Document Open Filing Nov 13, 2023 Sep 30, 2023 028-15791
13F-HR Open Document Open Filing Aug 14, 2023 Jun 30, 2023 028-15791
13F-HR Open Document Open Filing May 15, 2023 Mar 31, 2023 028-15791
13F-HR Open Document Open Filing Feb 10, 2023 Dec 31, 2022 028-15791
13F-HR Open Document Open Filing Nov 3, 2022 Sep 30, 2022 028-15791
13F-HR Open Document Open Filing Aug 26, 2022 Jun 30, 2022 028-15791
13F-HR Open Document Open Filing Feb 14, 2022 Dec 31, 2021 028-15791
13F-HR Open Document Open Filing Nov 15, 2021 Sep 30, 2021 028-15791
13F-HR Open Document Open Filing Aug 2, 2021 Jun 30, 2021 028-15791
13F-HR Open Document Open Filing May 28, 2021 Mar 31, 2021 028-15791
13F-HR Open Document Open Filing Feb 11, 2021 Dec 31, 2020 028-15791
13F-HR Open Document Open Filing Nov 16, 2020 Sep 30, 2020 028-15791
13F-HR Open Document Open Filing Aug 14, 2020 Jun 30, 2020 028-15791
13F-HR Open Document Open Filing May 14, 2020 Mar 31, 2020 028-15791
13F-HR Open Document Open Filing Feb 14, 2020 Dec 31, 2019 028-15791
13F-HR Open Document Open Filing Nov 12, 2019 Sep 30, 2019 028-15791
13F-HR Open Document Open Filing Aug 15, 2019 Jun 30, 2019 028-15791
13F-HR Open Document Open Filing May 20, 2019 Mar 31, 2019 028-15791
13F-HR Open Document Open Filing Feb 12, 2019 Dec 31, 2018 028-15791
13F-HR Open Document Open Filing Nov 6, 2018 Sep 30, 2018 028-15791
13F-HR Open Document Open Filing Aug 14, 2018 Jun 30, 2018 028-15791
13F-HR Open Document Open Filing May 7, 2018 Mar 31, 2018 028-15791
13F-HR Open Document Open Filing Feb 5, 2018 Dec 31, 2017 028-15791
13F-HR Open Document Open Filing Nov 7, 2017 Sep 30, 2017 028-15791
13F-HR Open Document Open Filing Aug 10, 2017 Jun 30, 2017 028-15791
13F-HR Open Document Open Filing May 12, 2017 Mar 31, 2017 028-15791
13F-HR/A Open Document Open Filing Feb 14, 2017 Dec 31, 2016 028-15791
13F-HR Open Document Open Filing Jan 25, 2017 Dec 31, 2016 028-15791
13F-HR Open Document Open Filing Nov 1, 2016 Sep 30, 2016 028-15791
13F-HR Open Document Open Filing Aug 8, 2016 Jun 30, 2016 028-15791
13F-HR/A Open Document Open Filing May 17, 2016 Mar 31, 2016 028-15791
13F-HR Open Document Open Filing May 17, 2016 Mar 31, 2016 028-15791
13F-HR Open Document Open Filing Feb 8, 2016 Dec 31, 2015 028-15791
13F-HR Open Document Open Filing Nov 16, 2015 Sep 30, 2015 028-15791
13F-HR Open Document Open Filing Aug 11, 2015 Jun 30, 2015 028-15791
13F-HR Open Document Open Filing May 11, 2015 Mar 31, 2015 028-15791
13F-HR Open Document Open Filing Feb 24, 2015 Dec 31, 2014 028-15791
13F-HR Open Document Open Filing Nov 17, 2014 Sep 30, 2014 028-15791
13F-HR Open Document Open Filing Aug 25, 2014 Jun 30, 2014 028-15791
13F-HR Open Document Open Filing May 23, 2014 Mar 31, 2014 028-15791
13F-HR Open Document Open Filing Feb 11, 2014 Dec 31, 2013 028-15791