Mark S. Chalmers SEC EDGAR Filings (CIK 0001678867)

SEC EDGAR filings, ownership reports, and insider transactions for Mark S. Chalmers.

Business address
C/O Energy Fuels Inc., 225 Union Blvd., Suite 600, Lakewood, CO, 80228
Top holdings (ownership)
UUUU
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Mark S. Chalmers has filed 31 SEC EDGAR filings since 07 Jul 2016

Latest Filings

Recent SEC filings for Mark S. Chalmers including 4, 144, 4/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open 4 document View SEC filing for 4 FORM 4 01 Dec 2025 12 Dec 2024 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Nov 2025 19 Nov 2025 001-36204
144 Open 144 document View SEC filing for 144 19 Nov 2025
4 Open 4 document View SEC filing for 4 31 Jan 2025 29 Jan 2025 001-36204
4 Open 4 document View SEC filing for 4 29 Jan 2025 27 Jan 2025 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 07 May 2024 07 May 2024 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 29 Jan 2024 25 Jan 2024 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Nov 2023 15 Nov 2023 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 May 2023 10 May 2023 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Apr 2023 31 Mar 2023 001-36204
4 Open 4 document View SEC filing for 4 FORM 4 30 Jan 2023 26 Jan 2023 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 31 Jan 2022 27 Jan 2022 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jan 2022 25 Jan 2022 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 Dec 2021 17 Aug 2021 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Jan 2021 27 Jan 2021 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 26 Jan 2021 26 Jan 2021 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Feb 2020 21 Feb 2020 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Jan 2020 27 Jan 2020 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 23 Jan 2020 23 Jan 2020 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Aug 2019 07 Aug 2019 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Feb 2019 01 Feb 2019 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 24 Jan 2019 22 Jan 2019 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 19 Mar 2018 26 Jan 2018 001-36204
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Jan 2018 23 Jan 2018 001-36204
4 Open 4 document View SEC filing for 4 FORM 4 31 Mar 2017 30 Mar 2017 001-36204
4 Open 4 document View SEC filing for 4 FORM 4 01 Feb 2017 01 Feb 2017 001-36204
4 Open 4 document View SEC filing for 4 FORM 4 27 Jan 2017 24 Jan 2017 001-36204
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 07 Jul 2016 01 Jul 2016 001-36204
3/A Open 3/A document View SEC filing for 3/A FORM 3/A 07 Jul 2016 01 Jul 2016 001-36204
4 Open 4 document View SEC filing for 4 FORM 4 07 Jul 2016 01 Jul 2016 001-36204
3 Open 3 document View SEC filing for 3 FORM 3 07 Jul 2016 01 Jul 2016 001-36204

About this filer

Mark S. Chalmers files with the SEC under CIK 0001678867. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

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.
How often is this page updated?
Updates follow new EDGAR submissions and periodic data refreshes.

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