Jacob Maas

Business address
C/O Graham Holdings Company, 1812 North Moore Street, Suite 2100, Arlington, VA, 22209
Top holdings (ownership)
GHC
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Jacob Maas has filed 14 SEC EDGAR filings since 28 Oct 2015

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 22 Oct 2025 20 Oct 2025 001-06714
4 Open Document Open Filing FORM 4 21 Aug 2025 19 Aug 2025 001-06714
4 Open Document Open Filing FORM 4 29 Jan 2025 27 Jan 2025 001-06714
4 Open Document Open Filing FORM 4 06 Jan 2025 02 Jan 2025 001-06714
4 Open Document Open Filing FORM 4 08 Nov 2024 05 Nov 2024 001-06714
4 Open Document Open Filing FORM 4 04 Jan 2023 03 Jan 2023 001-06714
4/A Open Document Open Filing FORM 4/A 24 Jan 2022 19 Jan 2022 001-06714
4 Open Document Open Filing FORM 4 21 Jan 2022 19 Jan 2022 001-06714
4 Open Document Open Filing FORM 4 05 Jan 2021 04 Jan 2021 001-06714
4 Open Document Open Filing PRIMARY DOCUMENT 27 Feb 2020 27 Feb 2020 001-06714
4 Open Document Open Filing PRIMARY DOCUMENT 04 Jan 2019 02 Jan 2019 001-06714
4 Open Document Open Filing 05 Jan 2017 03 Jan 2017 001-06714
4 Open Document Open Filing PRIMARY DOCUMENT 28 Oct 2015 26 Oct 2015 001-06714
3 Open Document Open Filing PRIMARY DOCUMENT 28 Oct 2015 26 Oct 2015 001-06714