Ioneer - American Depositary Shares (IONR) closed at $2.55 on October 23, 2026, down 7.3% from the previous close, on volume of 65,188 shares (30-day average 89,222).
Data as of October 23, 2026.
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Ioneer Ltd is a mineral exploration and development company. The company's focus is on the Rhyolite Ridge Lithium-Boron Project located in Nevada, USA. Geographically, the group has a business presence in Australia and North America. The company's focus is to develop a U.S.-based source of lithium and boron.
Ioneer - American Depositary Shares trades on the NASDAQ stock market under the symbol IONR.
As of October 23, 2026, IONR stock price declined to $2.55 with 65,188 million shares trading.
IONR has a beta of 0.75, meaning it tends to be less sensitive to market movements. IONR has a correlation of 0.02 to the broad based SPY ETF.
IONR has a market cap of $196.01 million. This is considered a Micro Cap stock.
In the last 3 years, IONR traded as high as $9.35 and as low as $2.30.
The top ETF exchange traded funds that IONR belongs to (by Net Assets): PBW, CCSO.
IONR has underperformed the market in the last year with a price return of -50.5% while the SPY ETF gained +14.9%. IONR has also underperformed the stock market ETF in the last 3 month and 2 week periods returning -21.8% and -14.1%, respectively, while the SPY returned +1.9% and -1.8%, respectively.
IONR support price is $2.63 and resistance is $2.87 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that IONR shares will trade within this expected range on the day.
