| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| SC 13G/A | Report | Apr 5, 2024 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 13, 2024 | |
| SC 13G/A | Report | Jan 26, 2024 | ||
| SC 13G/A | Report | Jan 22, 2024 | ||
| SC 13G | Report | ARCH_AZVALOR | Oct 23, 2023 | |
| SC 13G/A | Report | Sep 11, 2023 | ||
| SC 13G | Report | AZVALOR_ARCH | Aug 7, 2023 | |
| SC 13G/A | Report | FORM SC 13G/A | Apr 10, 2023 | |
| SC 13G/A | Report | Feb 14, 2023 | ||
| SC 13G/A | Report | Feb 14, 2023 | ||
| SC 13G | Report | FORM SC 13G | Feb 13, 2023 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2023 | |
| SC 13G/A | Report | Feb 9, 2023 | ||
| SC 13G/A | Report | MS AMENDMENT | Feb 8, 2023 | |
| SC 13G/A | Report | Feb 6, 2023 | ||
| SC 13G/A | Report | Feb 1, 2023 | ||
| SC 13G/A | Report | SCHEDULE 13G/A | Nov 10, 2022 | |
| SC 13G | Report | Aug 10, 2022 | ||
| SC 13G | Report | AZVALOR_ARCH | May 13, 2022 | |
| SC 13G | Report | MAPLE ROCK CAPITAL PARTNERS INC. | Feb 14, 2022 | |
| SC 13G/A | Report | Feb 11, 2022 | ||
| SC 13G/A | Report | MS AMENDMENT | Feb 10, 2022 | |
| SC 13G/A | Report | ARCH RESOURCES, INC. | Feb 10, 2022 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 9, 2022 | |
| SC 13G/A | Report | SEC SCHEDULE 13G | Feb 8, 2022 | |
| SC 13G/A | Report | Feb 3, 2022 | ||
| SC 13G | Report | Jan 31, 2022 | ||
| SC 13G | Report | AZVALOR_ARCH | Jan 10, 2022 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Nov 10, 2021 | |
| SC 13G/A | Report | Oct 12, 2021 | ||
| SC 13G/A | Report | Apr 12, 2021 | ||
| SC 13G | Report | ARCH_AZVALOR | Mar 29, 2021 | |
| SC 13G | Report | SC 13G | Feb 17, 2021 | |
| SC 13G/A | Report | Feb 16, 2021 | ||
| SC 13G | Report | SEC SCHEDULE 13G | Feb 12, 2021 | |
| SC 13G | Report | Feb 11, 2021 | ||
| SC 13G/A | Report | ARCH RESOURCES, INC. | Feb 11, 2021 | |
| SC 13G/A | Report | MS AMENDMENT | Feb 10, 2021 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 10, 2021 | |
| SC 13G/A | Report | Jan 29, 2021 | ||
| SC 13G | Report | MS INITIAL | Oct 5, 2020 | |
| SC 13G/A | Report | MS AMENDMENT | Aug 10, 2020 | |
| SC 13G | Report | ARCH RESOURCES, INC. | May 22, 2020 | |
| SC 13G | Report | MS INITIAL | Apr 21, 2020 | |
| SC 13G | Report | SC 13G | Feb 21, 2020 | |
| SC 13G | Report | SC 13G | Feb 14, 2020 | |
| SC 13G/A | Report | Feb 14, 2020 | ||
| SC 13G/A | Report | ARCH COAL, INC. | Feb 13, 2020 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | SCHEDULE 13G/A | Feb 12, 2020 | |
| SC 13G/A | Report | Feb 5, 2020 | ||
| SC 13G/A | Report | SEC SCHEDULE 13G | Dec 10, 2019 | |
| SC 13G | Report | Dec 10, 2019 | ||
| SC 13G | Report | SC 13G | Aug 9, 2019 | |
| SC 13G | Report | ARCH COAL, INC. | Jun 14, 2019 | |
| SC 13G | Report | SEC SCHEDULE 13G | Jun 10, 2019 | |
| SC 13G/A | Report | Feb 11, 2019 | ||
| SC 13G | Report | SCHEDULE 13G | Feb 8, 2019 | |
| SC 13G/A | Report | Feb 4, 2019 | ||
| SC 13G/A | Report | Jan 14, 2019 | ||
| SC 13G/A | Report | Feb 14, 2018 | ||
| SC 13G/A | Report | Feb 12, 2018 | ||
| SC 13G/A | Report | FORM13G | Feb 5, 2018 | |
| SC 13G | Report | Feb 1, 2018 | ||
| SC 13G/A | Report | 13G | Feb 14, 2017 | |
| SC 13G | Report | Feb 9, 2017 | ||
| SC 13G | Report | Feb 6, 2017 | ||
| SC 13G/A | Report | SCHEDULE 13G | Jan 26, 2017 | |
| SC 13G | Report | FORM SC 13G | Nov 10, 2016 | |
| SC 13G/A | Report | ARCH COAL, INC. | Feb 22, 2016 | |
| SC 13G/A | Report | SCHNEIDER CAPITAL MANAGEMENT SCHEDULE 13G/A | Feb 12, 2016 | |
| SC 13G | Report | ARCH COAL, INC. | Feb 11, 2016 | |
| SC 13G/A | Report | Feb 10, 2016 | ||
| SC 13G/A | Report | Jul 10, 2015 | ||
| SC 13G/A | Report | SC 13G/A | Feb 17, 2015 | |
| SC 13G/A | Report | ARCH COAL INC. SCHEDULE 13G/A | Feb 13, 2015 | |
| SC 13G/A | Report | ACI | Feb 11, 2015 | |
| SC 13G/A | Report | Feb 10, 2015 | ||
| SC 13G/A | Report | Jan 22, 2015 | ||
| SC 13G | Report | SCHEDULE 13G | Mar 13, 2014 | |
| SC 13G | Report | SCHEIDER CAPITAL MANAGEMENT FORM SC 13G | Feb 14, 2014 | |
| SC 13G/A | Report | Feb 11, 2014 | ||
| SC 13G | Report | ARCH EXIT | Feb 5, 2014 | |
| SC 13G/A | Report | Jan 31, 2014 | ||
| SC 13G/A | Report | Feb 22, 2013 | ||
| SC 13G | Report | Feb 13, 2013 | ||
| SC 13G | Report | ARCH COAL | Feb 11, 2013 | |
| SC 13G/A | Report | Jan 31, 2013 | ||
| SC 13G/A | Report | ARCH | Dec 10, 2012 | |
| SC 13G/A | Report | ARCH | Nov 9, 2012 | |
| SC 13G/A | Report | ACI AS OF 07/31/2012 | Aug 10, 2012 | |
| SC 13G/A | Report | ACI | Feb 14, 2012 | |
| SC 13G | Report | ACI | Feb 14, 2012 | |
| SC 13G/A | Report | Feb 13, 2012 | ||
| SC 13G/A | Report | ACI AS OF 12/31/11 | Feb 10, 2012 | |
| SC 13G | Report | SC 13G | Nov 10, 2011 | |
| SC 13G/A | Report | SC 13G/A | Feb 14, 2011 | |
| SC 13G/A | Report | ACI AS OF 12/31/10 | Feb 10, 2011 | |
| SC 13G | Report | SCHEDULE 13G | Jan 19, 2011 | |
| SC 13G/A | Report | Jan 10, 2011 | ||
| SC 13G/A | Report | DOC ONE | Oct 12, 2010 | |
| SC 13G | Report | ACI AS OF 7/30/2010 | Aug 10, 2010 | |
| SC 13G/A | Report | DOC ONE | May 10, 2010 | |
| SC 13G/A | Report | May 10, 2010 | ||
| SC 13G | Report | SCHEDULE 13-G | Mar 10, 2010 | |
| SC 13G/A | Report | DOC ONE | Feb 16, 2010 | |
| SC 13G/A | Report | SC 13G/A | Feb 11, 2010 | |
| SC 13G | Report | Jan 29, 2010 |