Ioneer LTD

Form 420-F13G

Insider Trading (Form 4)

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NASDAQ
ioneer Ltd Vice President Kenneth D Coon reported a sale of 113,899 ordinary shares for tax withholding purposes on July 2, 2026.
NASDAQ
ioneer Ltd SVP of Engineering Operations Matthew Weaver reported a sale of 251,293 ordinary shares for tax purposes related to vesting performance units.
NASDAQ
ioneer Ltd reports a Form 4 filing detailing a transaction by VP Corp Dev & External Affairs, Chad Yeftich, involving the sale of ordinary shares for tax withholding.
NASDAQ
ioneer Ltd reports a Form 4 filing detailing a transaction by VP Corp Dev & External Affairs Chad Yeftich, involving the conversion of performance units into ordinary shares.
NASDAQ
ioneer Ltd executive Kenneth D Coon reported a change in beneficial ownership of ordinary shares, converting performance units into shares.
NASDAQ
ioneer Ltd executive Yoshio Nagai reports a conversion of performance units into ordinary shares, increasing his beneficial ownership.

Schedule 13G - Passive Investments

NASDAQ
Sibanye Stillwater Limited and its subsidiary have ceased to be beneficial owners of more than five percent of Ioneer Ltd's ordinary shares, marking their exit as a major shareholder.