Yorktown Energy Partners X, L.P. SEC EDGAR Filings (CIK 0001577919)

SEC EDGAR filings, ownership reports, and insider transactions for Yorktown Energy Partners X, L.P..

Business address
410 Park Avenue, 20 Th Floor, New York, NY, 10022
Top holdings (ownership)
SEI
Top securities (13F)
METC, EPSN, REPX, and METCB
Top holdings (Schedule 13D)
EPSN and METC
Top holdings (Schedule 13G)
SEI
State of incorporation
DE
Fiscal year end
31 December
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Yorktown Energy Partners X, L.P. has filed 81 SEC EDGAR filings since 28 May 2013

Latest Filings

Recent SEC filings for Yorktown Energy Partners X, L.P. including 144, 13F-HR, SCHEDULE 13D and more.

Form type Document Filing Description Filing date Reporting date File number(s)
144 Open 144 document View SEC filing for 144 05 Mar 2026
13F-HR Open 13F-HR document View SEC filing for 13F-HR 17 Feb 2026 31 Dec 2025 028-17861
SCHEDULE 13D Open SCHEDULE 13D document View SEC filing for SCHEDULE 13D 25 Nov 2025
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2025 30 Sep 2025 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2025 30 Jun 2025 028-17861
SCHEDULE 13D/A Open SCHEDULE 13D/A document View SEC filing for SCHEDULE 13D/A 11 Aug 2025
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2025 31 Mar 2025 028-17861
144 Open 144 document View SEC filing for 144 20 Mar 2025
144 Open 144 document View SEC filing for 144 20 Mar 2025
SCHEDULE 13G/A Open SCHEDULE 13G/A document View SEC filing for SCHEDULE 13G/A 14 Feb 2025
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2025 31 Dec 2024 028-17861
4 Open 4 document View SEC filing for 4 4 18 Dec 2024 16 Dec 2024 001-38090
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2024 30 Sep 2024 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Aug 2024 30 Jun 2024 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2024 31 Mar 2024 028-17861
4 Open 4 document View SEC filing for 4 FORM 4 10 Apr 2024 08 Apr 2024 001-15555
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2024 31 Dec 2023 028-17861
4 Open 4 document View SEC filing for 4 22 Jan 2024 18 Jan 2024 001-15555
4 Open 4 document View SEC filing for 4 FORM 4 17 Jan 2024 12 Jan 2024 001-15555
4 Open 4 document View SEC filing for 4 FORM 4 11 Jan 2024 09 Jan 2024 001-15555
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 08 Dec 2023
4 Open 4 document View SEC filing for 4 16 Nov 2023 26 Jul 2023 001-15555
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2023 30 Sep 2023 028-17861
144 Open 144 document View SEC filing for 144 13 Nov 2023
144 Open 144 document View SEC filing for 144 13 Nov 2023
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2023 30 Jun 2023 028-17861
4 Open 4 document View SEC filing for 4 18 Jul 2023 14 Jul 2023 001-15555
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 May 2023 31 Mar 2023 028-17861
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2023
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2023 31 Dec 2022 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2022 30 Sep 2022 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 11 Aug 2022 30 Jun 2022 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 May 2022 31 Mar 2022 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2022 31 Dec 2021 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Nov 2021 30 Sep 2021 028-17861
4 Open 4 document View SEC filing for 4 FORM 4 15 Oct 2021 13 Oct 2021 001-15555
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Aug 2021 30 Jun 2021 028-17861
4 Open 4 document View SEC filing for 4 FORM 4 30 Jul 2021 28 Jul 2021 001-15555
13F-HR Open 13F-HR document View SEC filing for 13F-HR 17 May 2021 31 Mar 2021 028-17861
4 Open 4 document View SEC filing for 4 FORM 4 - 11 Mar 2021 10 Mar 2021 001-38090
3 Open 3 document View SEC filing for 3 FORM 3 01 Mar 2021 26 Feb 2021 001-15555
4 Open 4 document View SEC filing for 4 FORM 4 - 26 Feb 2021 25 Feb 2021 001-38090
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMENDMENT NO. 2 16 Feb 2021
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Feb 2021 31 Dec 2020 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Nov 2020 30 Sep 2020 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2020 30 Jun 2020 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2020 31 Mar 2020 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2020 31 Dec 2019 028-17861
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 14 Feb 2020
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13GA 14 Feb 2020
4 Open 4 document View SEC filing for 4 FORM 4 18 Dec 2019 16 Dec 2019 001-38870
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2019 30 Sep 2019 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2019 30 Jun 2019 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2019 31 Mar 2019 028-17861
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 03 May 2019
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 03 May 2019 23 Apr 2019 001-38870
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 14 Mar 2019 12 Mar 2019 001-38090
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 15 Feb 2019 31 Dec 2018 028-17861
5 Open 5 document View SEC filing for 5 FORM 5 SUBMISSION 14 Feb 2019 31 Dec 2018 001-38005
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2019 31 Dec 2018 028-17861
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 31 Dec 2018 20 Dec 2018 001-38005
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2018 30 Sep 2018 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2018 30 Jun 2018 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2018 31 Mar 2018 028-17861
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 14 Feb 2018
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2018 31 Dec 2017 028-17861
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 16 Jan 2018 11 Jan 2018 001-38090
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 28 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 15 Nov 2017 13 Nov 2017 001-38090
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2017 30 Sep 2017 028-17861
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2017 30 Jun 2017 028-17861
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 19 May 2017 17 May 2017 001-38090
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2017 31 Mar 2017 028-17861
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 21 Feb 2017
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2017 31 Dec 2016 028-17861
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 10 Feb 2017 08 Feb 2017 001-38003
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 10 Feb 2017 08 Feb 2017 001-38003
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 07 Nov 2016
4 Open 4 document View SEC filing for 4 FORM 4 SUBMISSION 31 Oct 2016 26 Oct 2016 001-37907
3 Open 3 document View SEC filing for 3 FORM 3 SUBMISSION 11 Oct 2016 11 Oct 2016 001-37907
D Open D document View SEC filing for D 28 May 2013 021-197125

About this filer

Yorktown Energy Partners X, L.P. files with the SEC under CIK 0001577919. 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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