| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13G/A | Open Document | Open Filing | Nov 14, 2025 | 005-89373 | ||
| 6-K | Open Document | Open Filing | 6-K | Nov 5, 2025 | Nov 5, 2025 | 001-37668 |
| SD | Open Document | Data | Open Filing | SD | Sep 18, 2025 | 001-37668 | |
| SCHEDULE 13G/A | Open Document | Open Filing | Aug 13, 2025 | 005-89373 | ||
| 6-K | Open Document | Open Filing | 6-K | Aug 5, 2025 | Aug 5, 2025 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 2, 2025 | Jul 2, 2025 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 26, 2025 | Jun 26, 2025 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 22, 2025 | May 22, 2025 | 001-37668 |
| SCHEDULE 13G/A | Open Document | Open Filing | May 15, 2025 | 005-89373 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | May 15, 2025 | 005-89373 | ||
| 6-K | Open Document | Open Filing | 6-K | May 7, 2025 | May 7, 2025 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 25, 2025 | Dec 31, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Apr 24, 2025 | Apr 24, 2025 | 001-37668 |
| SCHEDULE 13G | Open Document | Open Filing | Apr 15, 2025 | 005-89373 | ||
| 6-K | Open Document | Open Filing | 6-K | Feb 19, 2025 | Feb 19, 2025 | 001-37668 |
| SCHEDULE 13G/A | Open Document | Open Filing | Feb 14, 2025 | 005-89373 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | Feb 14, 2025 | 005-89373 | ||
| SD | Open Document | Data | Open Filing | SD | Dec 20, 2024 | 001-37668 | |
| SC 13G/A | Open Document | Open Filing | GSM13GA | Nov 20, 2024 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Nov 6, 2024 | Nov 6, 2024 | 001-37668 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 6 | Oct 28, 2024 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Aug 5, 2024 | Aug 5, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 20, 2024 | Jun 20, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 21, 2024 | May 21, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 14, 2024 | May 14, 2024 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | May 13, 2024 | Dec 31, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 10, 2024 | May 10, 2024 | 001-37668 |
| NT 20-F | Open Document | Open Filing | NT 20-F | Apr 30, 2024 | Dec 31, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 28, 2024 | Mar 28, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 13, 2024 | Mar 13, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 11, 2024 | Mar 11, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Feb 21, 2024 | Feb 21, 2024 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Feb 20, 2024 | Feb 20, 2024 | 001-37668 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 13, 2024 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | GSM1231202313GA | Feb 12, 2024 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 5 | Feb 9, 2024 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Feb 5, 2024 | Feb 5, 2024 | 001-37668 |
| UPLOAD | Open Document | Open Filing | Nov 14, 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | Nov 7, 2023 | Nov 7, 2023 | 001-37668 |
| CORRESP | Open Document | Open Filing | Nov 2, 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | Oct 30, 2023 | Oct 30, 2023 | 001-37668 |
| UPLOAD | Open Document | Open Filing | Oct 4, 2023 | |||
| CORRESP | Open Document | Open Filing | Sep 21, 2023 | |||
| UPLOAD | Open Document | Open Filing | Aug 24, 2023 | |||
| 6-K | Open Document | Open Filing | 6-K | Aug 14, 2023 | Aug 14, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 21, 2023 | Jul 21, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 28, 2023 | Jun 27, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 21, 2023 | Jun 21, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 2, 2023 | Jun 2, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 1, 2023 | Jun 1, 2023 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 30, 2023 | May 30, 2023 | 001-37668 |
| SC 13G | Open Document | Open Filing | SC 13G | May 24, 2023 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | May 9, 2023 | May 9, 2023 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | May 1, 2023 | Dec 31, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Feb 22, 2023 | Feb 22, 2023 | 001-37668 |
| SC 13G | Open Document | Open Filing | GSM 13G | Feb 13, 2023 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 4 | Feb 10, 2023 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 10, 2023 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | Feb 7, 2023 | 005-89373 | ||
| 6-K | Open Document | Open Filing | 6-K | Nov 15, 2022 | Nov 15, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 3, 2022 | Oct 3, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Sep 16, 2022 | Sep 16, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Aug 16, 2022 | Jun 30, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 12, 2022 | Jul 12, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 11, 2022 | Jul 31, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 5, 2022 | Jul 5, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 30, 2022 | Jun 30, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 3, 2022 | Jun 3, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 1, 2022 | Jun 1, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 25, 2022 | May 31, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 12, 2022 | Mar 31, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 10, 2022 | Mar 31, 2022 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | May 2, 2022 | Dec 31, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Apr 6, 2022 | Apr 6, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 2, 2022 | Mar 2, 2022 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Feb 15, 2022 | Feb 15, 2022 | 001-37668 |
| SC 13G | Open Document | Open Filing | SC 13G | Feb 14, 2022 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 3 | Feb 8, 2022 | 005-89373 | |
| SC 13G | Open Document | Open Filing | 13G FERROBLOBE | Feb 3, 2022 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Nov 26, 2021 | Nov 26, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Nov 16, 2021 | Nov 16, 2021 | 001-37668 |
| 424B2 | Open Document | Open Filing | 424B2 | Oct 7, 2021 | 333-255973 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 7, 2021 | Oct 6, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 7, 2021 | Oct 6, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Sep 29, 2021 | Sep 29, 2021 | 001-37668 |
| 424B7 | Open Document | Open Filing | F-3/A | Sep 23, 2021 | 333-259445 | |
| EFFECT | Open Document | Open Filing | Sep 22, 2021 | 333-259445 | ||
| CORRESP | Open Document | Open Filing | Sep 20, 2021 | |||
| UPLOAD | Open Document | Open Filing | Sep 17, 2021 | |||
| F-3 | Open Document | Open Filing | FORM F-3 | Sep 10, 2021 | 333-259445 | |
| 6-K | Open Document | Open Filing | 6-K | Aug 23, 2021 | Aug 23, 2021 | 001-37668 |
| 424B7 | Open Document | Open Filing | 424B7 | Aug 13, 2021 | 333-258254 | |
| EFFECT | Open Document | Open Filing | Aug 12, 2021 | 333-258254 | ||
| 6-K | Open Document | Open Filing | 6-K | Aug 12, 2021 | Aug 12, 2021 | 001-37668 |
| CORRESP | Open Document | Open Filing | Aug 10, 2021 | |||
| F-3/A | Open Document | Open Filing | F-3/A | Aug 10, 2021 | 333-258254 | |
| UPLOAD | Open Document | Open Filing | Aug 9, 2021 | |||
| 6-K | Open Document | Open Filing | 6-K | Jul 30, 2021 | Jul 30, 2021 | 001-37668 |
| F-3 | Open Document | Open Filing | F-3 | Jul 29, 2021 | 333-258254 | |
| 6-K | Open Document | Open Filing | 6-K | Jul 29, 2021 | Jul 29, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 22, 2021 | Jul 22, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 8, 2021 | Jul 8, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 29, 2021 | Jun 29, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 29, 2021 | Jun 29, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 24, 2021 | Jun 23, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 21, 2021 | Jun 21, 2021 | 001-37668 |
| 424B2 | Open Document | Open Filing | 424B2 | Jun 21, 2021 | 333-255973 | |
| 6-K | Open Document | Open Filing | 6-K | Jun 21, 2021 | Jun 21, 2021 | 001-37668 |
| EFFECT | Open Document | Open Filing | Jun 15, 2021 | 333-255973 | ||
| CORRESP | Open Document | Open Filing | Jun 11, 2021 | |||
| F-3/A | Open Document | Open Filing | F-3/A | Jun 11, 2021 | 333-255973 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 10, 2021 | Jun 10, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 17, 2021 | May 17, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 14, 2021 | May 14, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 13, 2021 | May 13, 2021 | 001-37668 |
| UPLOAD | Open Document | Open Filing | May 13, 2021 | |||
| F-3 | Open Document | Open Filing | FORM F-3 | May 10, 2021 | 333-255973 | |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 30, 2021 | Dec 31, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Apr 21, 2021 | Apr 21, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Apr 15, 2021 | Apr 15, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Apr 12, 2021 | Apr 12, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 29, 2021 | Mar 29, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 29, 2021 | Mar 29, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 25, 2021 | Mar 25, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 1, 2021 | Mar 1, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 1, 2021 | Mar 1, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Feb 24, 2021 | Feb 24, 2021 | 001-37668 |
| SC 13G/A | Open Document | Open Filing | FERROGLOBE PLC | Feb 11, 2021 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Feb 1, 2021 | Feb 1, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jan 28, 2021 | Jan 28, 2021 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Dec 11, 2020 | Dec 31, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Dec 9, 2020 | Dec 9, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Dec 1, 2020 | Dec 1, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Nov 24, 2020 | Nov 23, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Nov 2, 2020 | Nov 2, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Aug 31, 2020 | Aug 31, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Aug 14, 2020 | Aug 14, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 2, 2020 | Jul 2, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 30, 2020 | Jun 30, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 30, 2020 | Jun 30, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 9, 2020 | Jun 8, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 8, 2020 | Jun 8, 2020 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | May 29, 2020 | Dec 31, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Apr 30, 2020 | Apr 30, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Mar 3, 2020 | Mar 31, 2020 | 001-37668 |
| SC 13G/A | Open Document | Open Filing | FERROGLOBE PLC | Feb 12, 2020 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Jan 14, 2020 | Jan 14, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jan 13, 2020 | Jan 13, 2020 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Dec 3, 2019 | Dec 31, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Nov 19, 2019 | Nov 19, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 29, 2019 | Oct 29, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 28, 2019 | Oct 28, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 11, 2019 | Oct 11, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 4, 2019 | Oct 4, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 1, 2019 | Oct 1, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Sep 3, 2019 | Sep 3, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Sep 3, 2019 | Sep 3, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Aug 27, 2019 | Aug 27, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 28, 2019 | Jun 30, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 5, 2019 | Jun 4, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 3, 2019 | Jun 30, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jun 3, 2019 | Jun 30, 2019 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 17, 2019 | May 31, 2019 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 29, 2019 | Dec 31, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Feb 26, 2019 | Feb 28, 2019 | 001-37668 |
| SC 13G/A | Open Document | Open Filing | FERROGLOBE PLC | Feb 13, 2019 | 005-89373 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 2 | Feb 5, 2019 | 005-89373 | |
| 6-K | Open Document | Open Filing | 6-K | Dec 27, 2018 | Dec 31, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Dec 26, 2018 | Dec 31, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Nov 26, 2018 | Nov 30, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Aug 21, 2018 | Aug 21, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Aug 21, 2018 | Aug 21, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Aug 14, 2018 | Aug 14, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Aug 3, 2018 | Aug 3, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Jul 16, 2018 | Jul 16, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 28, 2018 | Jun 28, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 25, 2018 | Jun 25, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 7, 2018 | Jun 7, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | May 30, 2018 | May 30, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | May 22, 2018 | May 21, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | May 2, 2018 | May 2, 2018 | 001-37668 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 30, 2018 | Dec 31, 2017 | 001-37668 |
| SC 13G | Open Document | Open Filing | FERROGLOBE PLC | Apr 23, 2018 | 005-89373 | |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Mar 23, 2018 | Mar 23, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Mar 2, 2018 | Mar 2, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K Q4 2017 | Feb 26, 2018 | Feb 26, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Feb 1, 2018 | Feb 1, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jan 24, 2018 | Jan 24, 2018 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Dec 6, 2017 | Dec 6, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K Q3 2017 | Nov 28, 2017 | Nov 27, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Nov 21, 2017 | Nov 21, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Nov 3, 2017 | Mar 11, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Oct 26, 2017 | Oct 26, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | CURRENT REPORT OF FOREIGN ISSUER | Oct 6, 2017 | Oct 6, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Oct 2, 2017 | Oct 2, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K Q2 2017 | Aug 30, 2017 | Aug 30, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | Aug 9, 2017 | Aug 9, 2017 | 001-37668 | |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jul 26, 2017 | Jul 26, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jul 6, 2017 | Jul 6, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 28, 2017 | Jun 26, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 15, 2017 | Jun 1, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 2, 2017 | Jun 1, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN ISSUER | Jun 2, 2017 | Jun 1, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN PRIVATE ISSUER | May 22, 2017 | May 19, 2017 | 001-37668 |
| 20-F | Open Document | Open Filing | May 1, 2017 | Dec 31, 2016 | 001-37668 | |
| 6-K | Open Document | Open Filing | Apr 24, 2017 | Apr 24, 2017 | 001-37668 | |
| UPLOAD | Open Document | Open Filing | Mar 30, 2017 | |||
| CORRESP | Open Document | Open Filing | Mar 20, 2017 | |||
| 6-K | Open Document | Open Filing | Mar 17, 2017 | Mar 16, 2017 | 001-37668 | |
| CORRESP | Open Document | Open Filing | Mar 10, 2017 | |||
| CORRESP | Open Document | Open Filing | Feb 24, 2017 | |||
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 14, 2017 | 005-89373 | |
| UPLOAD | Open Document | Open Filing | Feb 13, 2017 | |||
| SC 13G/A | Open Document | Open Filing | Feb 13, 2017 | 005-89373 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 10, 2017 | Feb 9, 2017 | 001-37668 |
| SC 13G/A | Open Document | Open Filing | FERROGLOBE PLC | Feb 9, 2017 | 005-89373 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 1, 2017 | Feb 1, 2017 | 001-37668 |
| CORRESP | Open Document | Open Filing | Jan 6, 2017 | |||
| 6-K | Open Document | Open Filing | 6-K | Jan 5, 2017 | Jan 5, 2017 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 3, 2017 | Jan 3, 2017 | 001-37668 |
| CORRESP | Open Document | Open Filing | Jan 3, 2017 | |||
| UPLOAD | Open Document | Open Filing | Dec 15, 2016 | |||
| 424B3 | Open Document | Open Filing | 424B3 | Nov 14, 2016 | 333-209595 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 14, 2016 | Nov 14, 2016 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Nov 8, 2016 | Nov 8, 2016 | 001-37668 |
| 6-K | Open Document | Open Filing | 6-K | Oct 26, 2016 | Oct 26, 2016 | 001-37668 |
| 424B3 | Open Document | Open Filing | 424B3 | Sep 7, 2016 | 333-209595 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 26, 2016 | Aug 26, 2016 | 001-37668 |
| EFFECT | Open Document | Open Filing | Jul 13, 2016 | 333-209595 | ||
| 424B3 | Open Document | Open Filing | 424B3 | Jul 13, 2016 | 333-209595 | |
| 6-K | Open Document | Open Filing | 6-K | Jul 7, 2016 | Jul 7, 2016 | 001-37668 |
| POS AM | Open Document | Open Filing | POS AM | Jul 1, 2016 | 333-209595 | |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Jun 3, 2016 | Jun 3, 2016 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 19, 2016 | May 31, 2016 | 001-37668 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 3, 2016 | May 2, 2016 | 001-37668 |
| 20-F | Open Document | Open Filing | 20-F | May 2, 2016 | Dec 31, 2015 | 001-37668 |
| 424B3 | Open Document | Open Filing | 424B3 | Apr 1, 2016 | 333-209595 | |
| EFFECT | Open Document | Open Filing | Mar 31, 2016 | 333-209595 | ||
| CORRESP | Open Document | Open Filing | Mar 29, 2016 | |||
| F-1/A | Open Document | Open Filing | AMENDMENT NO. 1 TO FORM F-1 | Mar 15, 2016 | 333-209595 | |
| UPLOAD | Open Document | Open Filing | Mar 4, 2016 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 29, 2016 | Feb 29, 2016 | 001-37668 |
| SC 13G | Open Document | Open Filing | FERROGLOBE PLC | Feb 19, 2016 | 005-89373 | |
| F-1 | Open Document | Open Filing | FORM F-1 | Feb 19, 2016 | 333-209595 | |
| SC 13G | Open Document | Open Filing | SC 13G | Feb 16, 2016 | 005-89373 | |
| SC 13G | Open Document | Open Filing | Feb 12, 2016 | 005-89373 | ||
| 6-K | Open Document | Open Filing | REPORT OF FOREIGN PRIVATE ISSUER | Feb 8, 2016 | Feb 8, 2016 | 001-37668 |
| S-8 | Open Document | Open Filing | FORM S-8 | Jan 8, 2016 | 333-208911 | |
| CERTNAS | Open Document | Open Filing | AUTO-GENERATED PAPER DOCUMENT | Dec 24, 2015 | 001-37668 | |
| 8-A12B | Open Document | Open Filing | FORM 8-A | Dec 23, 2015 | 001-37668 | |
| 424B3 | Open Document | Open Filing | 424B3 | Aug 12, 2015 | 333-203921 | |
| EFFECT | Open Document | Open Filing | Aug 11, 2015 | 333-203921 | ||
| CORRESP | Open Document | Open Filing | Aug 11, 2015 | |||
| CORRESP | Open Document | Open Filing | Aug 7, 2015 | |||
| F-4/A | Open Document | Open Filing | FORM F-4/A | Aug 7, 2015 | 333-203921 | |
| UPLOAD | Open Document | Open Filing | Jul 31, 2015 | |||
| CORRESP | Open Document | Open Filing | Jul 21, 2015 | |||
| F-4/A | Open Document | Open Filing | FORM F-4/A | Jul 21, 2015 | 333-203921 | |
| UPLOAD | Open Document | Open Filing | Jul 10, 2015 | |||
| CORRESP | Open Document | Open Filing | Jun 24, 2015 | |||
| F-4/A | Open Document | Open Filing | FORM F-4/A | Jun 24, 2015 | 333-203921 | |
| UPLOAD | Open Document | Open Filing | Jun 3, 2015 | |||
| F-4 | Open Document | Open Filing | FORM F-4 | May 6, 2015 | 333-203921 |