IONEER LTD — Call Transcript 2021

Sep 15, 2021

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Conference Call: Strategic partnership with Sibanye-Stillwater

Thursday, 16[th] September 2021 – ioneer Ltd (‘ioneer’ or ‘the Company’) (ASX: INR), an emerging lithium-boron supplier, is hosting a conference call to discuss the US$490 million investment and strategic partnership with Sibanye-Stillwater (NYSE:SBSW) announced to the market this morning.

Event: ioneer Limited (ASX: INR) Investor Conference Call Date/Time: Today, Thursday, September 16 at 9:30am AEST Presenters: James Calaway, Executive Chairman; and Bernard Rowe, Managing Director

To register for the webinar, please follow this link: https://us02web.zoom.us/webinar/register/WN_Mwg9C9zqR8qbQ2wm8SDyug

Investors are invited to submit questions via the Q&A function within Zoom, or prior to the webinar by sending them to alexc@nwrcommunications.com.au.

This ASX release has been authorised by ioneer Managing Director, Bernard Rowe.

--ENDS--

Contacts

Bernard Rowe Alex Cowie ioneer Ltd NWR Communications Managing Director Investor & Media Relations T: +61 419 447 280 T: +61 412 952610 E: browe@ioneer.com E: alexc@nwrcommunications.com

About ioneer

ioneer Ltd is the 100% owner of the Rhyolite Ridge Lithium-Boron Project located in Nevada, USA, the only known lithium-boron deposit in North America and one of only two known such deposits in the world. The Definitive Feasibility Study (DFS)[1] completed in 2020 confirmed Rhyolite Ridge as a worldclass lithium and boron project that is expected to become a globally significant, long-life, low-cost source of lithium and boron vital to a sustainable future.

1. Refer ASX release titled ‘ioneer Delivers Definitive Feasibility Study that Confirms Rhyolite Ridge as a World-Class Lithium and Boron Project’ announced 30 April 2020.

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ioneer Ltd. (ASX: INR) Suite 5.03, 140 Arthur Street, North Sydney, NSW 2060 T: +61 2 9922 5800 W: ioneer.com ABN : 76 098 564 606