Howard John Mayson

Business address
Suite 1700, 370 17 Street, Denver, CO, 80202
Top holdings (ownership)
OVV
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Howard John Mayson has filed 46 SEC EDGAR filings since 03 Jan 2017

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 05 Jan 2026 31 Dec 2025 001-39191
4 Open Document Open Filing 4 01 Oct 2025 29 Sep 2025 001-39191
4 Open Document Open Filing 02 Jul 2025 30 Jun 2025 001-39191
4 Open Document Open Filing 20 May 2025 16 May 2025 001-39191
4 Open Document Open Filing 02 Apr 2025 31 Mar 2025 001-39191
4 Open Document Open Filing 02 Jan 2025 31 Dec 2024 001-39191
4 Open Document Open Filing 01 Oct 2024 27 Sep 2024 001-39191
4 Open Document Open Filing 02 Jul 2024 28 Jun 2024 001-39191
4 Open Document Open Filing 03 Jun 2024 31 May 2024 001-39191
4 Open Document Open Filing 21 May 2024 17 May 2024 001-39191
4 Open Document Open Filing 01 Apr 2024 28 Mar 2024 001-39191
4 Open Document Open Filing 12 Mar 2024 08 Mar 2024 001-39191
4 Open Document Open Filing 04 Mar 2024 01 Mar 2024 001-39191
4 Open Document Open Filing 03 Jan 2024 29 Dec 2023 001-39191
4 Open Document Open Filing 02 Oct 2023 29 Sep 2023 001-39191
4 Open Document Open Filing 05 Jul 2023 30 Jun 2023 001-39191
4 Open Document Open Filing 18 May 2023 18 May 2023 001-39191
4 Open Document Open Filing 04 Apr 2023 31 Mar 2023 001-39191
4 Open Document Open Filing 10 Mar 2023 08 Mar 2023 001-39191
4 Open Document Open Filing 02 Mar 2023 02 Mar 2023 001-39191
4 Open Document Open Filing 03 Jan 2023 30 Dec 2022 001-39191
4 Open Document Open Filing 21 Nov 2022 14 Nov 2022 001-39191
4 Open Document Open Filing 04 Oct 2022 30 Sep 2022 001-39191
4 Open Document Open Filing 05 Jul 2022 30 Jun 2022 001-39191
4 Open Document Open Filing 02 Jun 2022 01 Jun 2022 001-39191
4 Open Document Open Filing 31 May 2022 27 May 2022 001-39191
4 Open Document Open Filing 19 May 2022 18 May 2022 001-39191
4 Open Document Open Filing 06 Apr 2022 31 Mar 2022 001-39191
4 Open Document Open Filing 21 Mar 2022 18 Mar 2022 001-39191
4 Open Document Open Filing 09 Mar 2022 31 Mar 2021 001-39191
4 Open Document Open Filing 02 Mar 2021 26 Feb 2021 001-39191
4 Open Document Open Filing 25 Sep 2020 25 Sep 2020 001-39191
4 Open Document Open Filing 19 Mar 2020 19 Mar 2020 001-39191
4 Open Document Open Filing 09 Mar 2020 09 Mar 2020 001-39191
4 Open Document Open Filing 02 Mar 2020 28 Feb 2020 001-39191
4 Open Document Open Filing 01 Nov 2019 01 Nov 2019 001-15226
4 Open Document Open Filing 01 Aug 2019 01 Aug 2019 001-15226
4 Open Document Open Filing 11 Mar 2019 08 Mar 2019 001-15226
4 Open Document Open Filing 14 Dec 2018 14 Dec 2018 001-15226
4 Open Document Open Filing 27 Nov 2018 27 Nov 2018 001-15226
4 Open Document Open Filing 15 Nov 2018 15 Nov 2018 001-15226
4 Open Document Open Filing 05 Nov 2018 05 Nov 2018 001-15226
4 Open Document Open Filing OWNERSHIP DOCUMENT 01 Mar 2018 01 Mar 2018 001-15226
4 Open Document Open Filing OWNERSHIP DOCUMENT 27 Feb 2018 26 Feb 2018 001-15226
4 Open Document Open Filing OWNERSHIP DOCUMENT 16 Feb 2018 16 Feb 2018 001-15226
3 Open Document Open Filing OWNERSHIP DOCUMENT 03 Jan 2017 01 Jan 2017 001-15226