Welcome to our dedicated page for ioneer SEC filings (Ticker: IONR), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Ioneer Ltd (IONR) SEC filings page on Stock Titan provides access to the company’s U.S. regulatory disclosures as a foreign private issuer. Ioneer files an annual report on Form 20-F and furnishes interim information on Form 6-K, which can include press releases, annual reports, sustainability reports, and other material updates related to the Rhyolite Ridge Lithium-Boron Project in Nevada.
Recent 6-K filings referenced in public data include exhibits such as the company’s annual report and sustainability report, as well as project-related press releases. These documents give investors insight into Ioneer’s progress on federal permitting under the National Environmental Policy Act, its agreement with Sibanye-Stillwater for a 50% interest in Rhyolite Ridge, conditional and finalized loan arrangements with the U.S. Department of Energy’s Loan Programs Office under the Advanced Technology Vehicles Manufacturing program, and offtake agreements with major EV and battery manufacturers.
Through Stock Titan, users can review Ioneer’s SEC submissions in one place and use AI-powered tools to summarize key points from lengthy filings. For example, AI summaries can help highlight how the company describes the scale and economics of Rhyolite Ridge in its 20-F, the environmental and permitting status discussed in attached reports, and the terms of financing and joint venture arrangements outlined in furnished press releases.
This page is useful for investors who want to see how Ioneer presents its business, risks, and sustainability initiatives in formal regulatory documents. It also helps track recurring themes in the company’s disclosures, such as its focus on lithium–boron production, domestic critical mineral supply chains, and environmental stewardship at Rhyolite Ridge.
ioneer Ltd has issued and applied for quotation of 400,000,000 INR ordinary fully paid shares on the ASX, linked to a placement previously outlined in an Appendix 3B dated 30-Jan-2026. These shares are being issued for cash consideration and will rank as quoted securities.
Following quotation of these new shares, the company will have 3,074,633,957 INR ordinary fully paid shares quoted on ASX and 76,665,846 INRAS performance rights unquoted. The new shares are scheduled to be quoted with an issue date of 5-Feb-2026.
Ioneer Ltd launched an institutional placement of approximately US$50.4 million (A$72 million) through the issue of about 400 million new ordinary shares, equal to 15% of its existing share base. The new shares are priced at A$0.18, a 14.3% discount to the last closing price of A$0.21 and a 19.4% discount to the 5‑day VWAP of A$0.22.
Proceeds are earmarked for long lead items and early works, advancing project readiness, environmental and permitting costs, other Rhyolite Ridge project expenses, working capital, obligations under the US$996 million DOE loan and general corporate purposes. Pro forma cash is expected to be about US$68.3 million, including an unaudited US$17.9 million cash balance as of 31 December 2025.
The Rhyolite Ridge lithium‑boron project is described as fully permitted and shovel ready, with a 265.5 Mt ore reserve supporting a 77‑year mine life and average annual production of 20,400 tonnes of lithium carbonate equivalent and 70,700 tonnes of boric acid. Updated project economics show an unlevered NPV8 of US$2.237 billion, unlevered IRR of 18.0% and average annual EBITDA of US$417 million, with all‑in sustaining cash costs indicating bottom‑quartile operating costs.
Ioneer Ltd is raising approximately
Ioneer plans to use the funds to accelerate development of its 100% owned Rhyolite Ridge Lithium‑Boron Project in Nevada, supporting progress toward construction and onshoring of two critical minerals in the United States. Management highlights strong investor support and views the raise as reinforcing confidence in the project’s strategic importance.
The new shares will rank equally with existing ordinary shares. The placement is being led by Bell Potter Securities and Canaccord Genuity (Australia), with settlement and trading of the new shares expected in early February 2026, subject to ASX confirmation.
ioneer Ltd is an Australian company focused on developing the Rhyolite Ridge Lithium‑Boron Project in Nevada, which it owns 100%. The deposit is described as the only known lithium‑boron deposit in North America and is intended to be a long‑life, low‑cost source of lithium and boron.
In October 2024, the project received a federal Record of Decision from the Bureau of Land Management, completing the main U.S. permitting process. In January 2025, ioneer closed a US$996 million U.S. Department of Energy loan with a 20‑year term to help fund an on‑site processing facility, while total project capital expenditure is now estimated at about US$1,667.9 million, more than double a 2020 estimate. The company has invested US$203.1 million to date, is seeking strategic partners after Sibanye‑Stillwater chose not to proceed with a joint venture, and warns it still needs substantial additional funding and faces legal and environmental risks that could delay or affect development.