Wittenberg Investment Management, Inc.

Entity
Company
Business address
650 Concord Street, Suite 203, 01741 Carlisle, MA
Phone
978-610-6871
State of incorporation
CA
Fiscal year end
December 31
13F signature
Joel B. Wittenberg - President
13D/G Schedule signature
Wittenberg Investment Management, Inc. - President
All SEC filings
View on sec.gov
Wittenberg Investment Management, Inc. has filed 47 SEC EDGAR filings since 2/10/2017

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open Document Open Filing Nov 13, 2025 Sep 30, 2025 028-17731
N-PX Open Document Open Filing Aug 15, 2025 Jun 30, 2025 028-17731
13F-HR Open Document Open Filing Aug 11, 2025 Jun 30, 2025 028-17731
13F-HR Open Document Open Filing May 12, 2025 Mar 31, 2025 028-17731
N-PX Open Document Open Filing May 9, 2025 Jun 30, 2024 028-17731
SCHEDULE 13G/A Open Document Open Filing Feb 14, 2025
13F-HR Open Document Open Filing Feb 13, 2025 Dec 31, 2024 028-17731
13F-HR Open Document Open Filing Nov 13, 2024 Sep 30, 2024 028-17731
13F-HR Open Document Open Filing Aug 14, 2024 Jun 30, 2024 028-17731
13F-HR Open Document Open Filing May 3, 2024 Mar 31, 2024 028-17731
13F-HR Open Document Open Filing Feb 13, 2024 Dec 31, 2023 028-17731
SC 13G Open Document Open Filing FORM SC 13G Feb 13, 2024
13F-HR/A Open Document Open Filing Feb 9, 2024 Sep 30, 2023 028-17731
13F-HR/A Open Document Open Filing Feb 9, 2024 Jun 30, 2023 028-17731
13F-HR/A Open Document Open Filing Feb 9, 2024 Mar 31, 2023 028-17731
13F-HR/A Open Document Open Filing Feb 9, 2024 Dec 31, 2022 028-17731
13F-HR Open Document Open Filing Nov 13, 2023 Sep 30, 2023 028-17731
13F-HR Open Document Open Filing Aug 11, 2023 Jun 30, 2023 028-17731
13F-HR Open Document Open Filing May 15, 2023 Mar 31, 2023 028-17731
13F-HR Open Document Open Filing Feb 6, 2023 Dec 31, 2022 028-17731
13F-HR Open Document Open Filing Nov 14, 2022 Sep 30, 2022 028-17731
13F-HR Open Document Open Filing Aug 15, 2022 Jun 30, 2022 028-17731
13F-HR Open Document Open Filing May 16, 2022 Mar 31, 2022 028-17731
13F-HR Open Document Open Filing Feb 14, 2022 Dec 31, 2021 028-17731
13F-HR Open Document Open Filing Nov 5, 2021 Sep 30, 2021 028-17731
13F-HR Open Document Open Filing Aug 12, 2021 Jun 30, 2021 028-17731
13F-HR Open Document Open Filing May 14, 2021 Mar 31, 2021 028-17731
13F-HR Open Document Open Filing Feb 12, 2021 Dec 31, 2020 028-17731
SC 13G/A Open Document Open Filing SUNLINK 13GA2 WITTENBERG Feb 12, 2021
SC 13G/A Open Document Open Filing SUNLINK 13GA1 WITTENBERG Feb 11, 2021
13F-HR Open Document Open Filing Nov 12, 2020 Sep 30, 2020 028-17731
13F-HR Open Document Open Filing Aug 7, 2020 Jun 30, 2020 028-17731
13F-HR Open Document Open Filing May 14, 2020 Mar 31, 2020 028-17731
13F-HR Open Document Open Filing Feb 14, 2020 Dec 31, 2019 028-17731
13F-HR Open Document Open Filing Nov 14, 2019 Sep 30, 2019 028-17731
13F-HR Open Document Open Filing Jul 24, 2019 Jun 30, 2019 028-17731
13F-HR Open Document Open Filing May 14, 2019 Mar 31, 2019 028-17731
13F-HR Open Document Open Filing Feb 12, 2019 Dec 31, 2018 028-17731
13F-HR Open Document Open Filing Nov 13, 2018 Sep 30, 2018 028-17731
13F-HR Open Document Open Filing Jul 31, 2018 Jun 30, 2018 028-17731
13F-HR Open Document Open Filing May 14, 2018 Mar 31, 2018 028-17731
13F-HR Open Document Open Filing Feb 12, 2018 Dec 31, 2017 028-17731
13F-HR Open Document Open Filing Nov 13, 2017 Sep 30, 2017 028-17731
13F-HR Open Document Open Filing Aug 11, 2017 Jun 30, 2017 028-17731
13F-HR Open Document Open Filing May 12, 2017 Mar 31, 2017 028-17731
13F-HR Open Document Open Filing Feb 13, 2017 Dec 31, 2016 028-17731
SC 13G Open Document Open Filing !13G WITTENBERG SUNLINK Feb 10, 2017