Rio Tinto GroupSEC Filings
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All SEC filings by Rio Tinto Group (RIO) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| 20-F | Annual report (foreign) | View Diff | Feb 19, 2026 | |
| 20-F | Annual report (foreign) | View Diff | Feb 20, 2025 | |
| 20-F | Annual report (foreign) | View Diff | Feb 23, 2024 | |
| 20-F/A | Annual report (foreign) | Mar 30, 2023 | ||
| 20-F | Annual report (foreign) | View Diff | Feb 24, 2023 | |
| 20-F | Annual report (foreign) | View Diff | Feb 25, 2022 | |
| 20-F | Annual report (foreign) | View Diff | Mar 2, 2021 | |
| 20-F | Annual report (foreign) | View Diff | Feb 28, 2020 | |
| 20-F | Annual report (foreign) | View Diff | Mar 4, 2019 | |
| 20-F/A | Annual report (foreign) | Mar 29, 2018 |
Events
| 6-K | Current report (foreign) | Sep 1, 2026 | ||
| 6-K | Current report (foreign) | Aug 3, 2026 | ||
| 6-K | Unaudited Condensed Consolidated Interim Financial Reportfor the Six Months Ended | Jul 29, 2026 | ||
| 6-K | Current report (foreign) | Jul 15, 2026 | ||
| 6-K | In Accordance with the Financial Conduct Authoritys (fca) Disclosure Guidance and Transparency Rule 5.6.1r, Rio Tinto Plc Notifies the Market That as of 29 May 2026 | Jul 1, 2026 | ||
| 6-K | Current report (foreign) | Jun 1, 2026 | ||
| 6-K | Current report (foreign) | May 14, 2026 | ||
| 6-K | Current report (foreign) | May 6, 2026 | ||
| 6-K | Current report (foreign) | May 1, 2026 | ||
| 6-K | Current report (foreign) | Apr 21, 2026 |
Registrations and Prospectuses
| F-3ASR | Automatic shelf registration (foreign) | May 7, 2026 | ||
| F-6 | Registration for ADRs (foreign) | Mar 19, 2025 | ||
| 8-A12B | Registration of securities on exchange | Mar 14, 2025 | ||
| 424B5 | Prospectus supplement for primary offering | Mar 13, 2025 | ||
| FWP | Free writing prospectus | Mar 11, 2025 | ||
| 424B2 | Prospectus for primary offering | Mar 10, 2025 | ||
| S-8 | Registration of securities for employees | Mar 7, 2025 | ||
| S-8 | Registration of securities for employees | Mar 7, 2025 | ||
| S-8 | Registration of securities for employees | Mar 7, 2025 | ||
| F-3ASR | Automatic shelf registration (foreign) | May 5, 2023 |
Proxies
Other
| SD | Conflict minerals disclosure | Sep 1, 2026 | ||
| SD | Conflict minerals disclosure | Apr 8, 2026 | ||
| IRANNOTICE | Disclosure regarding Iran Threat Reduction and Syria Human Rights Act | Feb 19, 2026 | ||
| SD | Conflict minerals disclosure | Sep 11, 2025 | ||
| SD | Conflict minerals disclosure | Apr 24, 2025 | ||
| EFFECT | Notice of effectiveness | Mar 28, 2025 | ||
| CERT | Certification of approval for exchange listing | Mar 14, 2025 | ||
| IRANNOTICE | Disclosure regarding Iran Threat Reduction and Syria Human Rights Act | Feb 20, 2025 | ||
| SD | Conflict minerals disclosure | Sep 6, 2024 | ||
| SD | Conflict minerals disclosure | Apr 16, 2024 |
Ownership
| SC 13D/A | Beneficial ownership report | Apr 1, 2026 | ||
| SC 13D/A | Beneficial ownership report | Jun 18, 2025 | ||
| SC 13G/A | Rio Tinto Plc | Apr 23, 2025 | ||
| SC 13G/A | Beneficial ownership report | Jan 25, 2024 | ||
| SC 13D/A | Western Copper & Gold Corp | Nov 29, 2023 | ||
| SC 13G/A | Beneficial ownership report | Feb 13, 2023 | ||
| SC 13D/A | Turquoise Hill Resources Ltd. | Dec 16, 2022 | ||
| SC 13D/A | Turquoise Hill Resources Ltd. | Nov 25, 2022 | ||
| SC 13D | Western Copper & Gold Corp | Nov 23, 2022 | ||
| SC 13D/A | Turquoise Hill Resources Ltd. | Nov 17, 2022 |