ioneer Ltd SEC filings IONR
ioneer Ltd has 129 filings in SEC EDGAR's recent list, going back to Dec 7, 2021. Its latest annual report, Form 20-F, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Oct 28, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 7, 2026 | Jul 2, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 4 | Insider transaction | Jul 6, 2026 | Jul 1, 2026 |
| 3 | Initial insider ownership | Apr 13, 2026 | Mar 18, 2026 |
| 4 | Insider transaction | Mar 25, 2026 | Mar 24, 2026 |
| 3/A | Form 3/a | Mar 25, 2026 | Mar 24, 2026 |
| 3 | Initial insider ownership | Mar 19, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| 3 | Initial insider ownership | Mar 18, 2026 | Mar 18, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 29, 2025 | — |
| SC 13G | Ownership over 5% (passive) | Mar 27, 2023 | — |
Showing 22 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels) (SIC 1400)
- Listed as
- IONR (Nasdaq), GSCCF (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- Australia
- Headquarters
- North Sydney, NV
- SEC filer status
- Non-accelerated filer, Emerging growth company
- SEC CIK
- 1896084
Other Mining & Quarrying of Nonmetallic Minerals (No Fuels) companies
- Martin Marietta Materials Inc MLM
- Vulcan Materials CO VMC
- Teck Resources Ltd TECK
- Chemical & Mining Co Of Chile Inc SQM
- Hecla Mining CO/DE/ HL
- United States Lime & Minerals Inc USLM
- Knife River Corp KNF
- Titan America SA TTAM
All 37 Mining & Quarrying of Nonmetallic Minerals (No Fuels) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.