IONR (Ioneer) FCF Margin %: 0.00% (As of Dec. 2025)


IONR Ioneer Ltd IONR
37 GF Score
Price $4.09
! 1 Warning Sign
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What is Ioneer FCF Margin %?

Ioneer IONR -2.39% 37 FCF Margin % is 0.00% as of Dec. 2025. GuruFocus rates IONR with a GF Score™ of 37/100. The stock has 1 warning sign investors should review. Among 847 Metals & Mining companies, Ioneer ranks worse than 118063.64% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Ioneer's Free Cash Flow for the six months ended in Dec. 2025 was $-3.08 Mil. Ioneer's Revenue for the six months ended in Dec. 2025 was $0.00 Mil. Therefore, Ioneer's FCF Margin % for the quarter that ended in Dec. 2025 was 0.00%.

As of today, Ioneer's current FCF Yield % is -1.86%.

The historical rank and industry rank for Ioneer's FCF Margin % or its related term are showing as below:


IONR's FCF Margin % is not ranked *
in the Metals & Mining industry.
Industry Median: -2.17
* Ranked among companies with meaningful FCF Margin % only.

Ioneer FCF Margin % Related Terms

Ioneer FCF Margin % Historical Data

* Premium members only.

The historical data trend for Ioneer's FCF Margin % can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Ioneer FCF Margin % Chart

Ioneer Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
FCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Ioneer Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
FCF Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Ioneer FCF Margin % Competitor Comparison

For the Other Industrial Metals & Mining subindustry, Ioneer's FCF Margin %, along with its competitors' market caps and FCF Margin % data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Ioneer FCF Margin % vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Ioneer's FCF Margin % distribution charts can be found below:

* The bar in red indicates where Ioneer's FCF Margin % falls into.


IONR
37GF Score
Ioneer Ltd IONR
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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Ioneer FCF Margin % Calculation

FCF margin is the ratio of Free Cash Flow divided by net sales or Revenue, usually presented in percent.

Ioneer's FCF Margin for the fiscal year that ended in Jun. 2025 is calculated as

FCF Margin=Free Cash Flow (A: Jun. 2025 )/Revenue (A: Jun. 2025 )
=-6.805/0
= %

Ioneer's FCF Margin for the quarter that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=-3.078/0
= %

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Frequently Asked Questions Learn more about FCF Margin % →
What does a FCF Margin % of 0.00% mean?
Ioneer (IONR) has a FCF Margin % of 0.00% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Ioneer and its competitors. According to the industry distribution chart, Ioneer ranks #999999 out of 847 companies in the Metals & Mining industry.
Is Ioneer's FCF Margin % too high?
Ioneer's current FCF Margin % is 0.00%. Based on the distribution chart, Ioneer ranks #999999 out of 847 companies in the Metals & Mining industry, which is in the bottom quartile relative to peers. Overall, Ioneer has a GF Score™ of 37/100, reflecting its overall financial health beyond just this single metric.
How does Ioneer's FCF Margin % compare to competitors?
According to the Metals & Mining industry distribution chart, Ioneer ranks #999999 out of 847 companies for FCF Margin %. This places Ioneer in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Margin % for a Metals & Mining company?
A good FCF Margin % depends on the Metals & Mining industry context. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Ioneer and its competitors. Ioneer's current FCF Margin % is 0.00%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ioneer stock overvalued right now?
Ioneer (IONR) has a current FCF Margin % of 0.00%. The current FCF Margin % is 0.00%. Ioneer's overall GF Score™ is 37/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For Ioneer (IONR), the current FCF Margin % is 0.00% as of Dec. 2025. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Ioneer Business Description

Address 213 Miller Street, Level 16, Suite 16.01, North Sydney, Sydney, NSW, AUS, 2060
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.
37GF Score

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FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

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