Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
In calculating the Net-Net Working Capital (NNWC), Benjamin Graham assumed that a company's accounts receivable is only worth 75% its value, its inventory is only worth 50% of its value, but its liabilities have to be paid in full. In addition, Graham believed that preferred stock belongs on the liability side of the balance sheet, not as part of capital and surplus. This is a conservative way of estimating the company's value.
Kumba Iron Ore's Net-Net Working Capital for the quarter that ended in Dec. 2025 was €-4.65.
The industry rank for Kumba Iron Ore's Net-Net Working Capital or its related term are showing as below:
FRA:KUI's Price-to-Net-Net-Working-Capital is not ranked *
in the Steel industry.
Industry Median: 4.33 * Ranked among companies with meaningful Price-to-Net-Net-Working-Capital only.
Kumba Iron Ore (FRA:KUI) Net-Net Working Capital Explanation
One research study, covering the years 1970 through 1983 showed that portfolios picked at the beginning of each year, and held for one year, returned 29.4 percent, on average, over the 13-year period, compared to 11.5 percent for the S&P 500 Index. Other studies of Graham's strategy produced similar results.
Benjamin Graham looked for companies whose market values were less than two-thirds of their net-net value. They are collected under our Net-Net screener.
Kumba Iron Ore Net-Net Working Capital Related Terms
Kumba Iron Ore Net-Net Working Capital Historical Data
* Premium members only.
The historical data trend for Kumba Iron Ore's Net-Net Working Capital 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.
FRA:KUI vs NUE, STLD, RS: Net-Net Working Capital Comparison
For the Steel subindustry, Kumba Iron Ore's Price-to-Net-Net-Working-Capital, along with its competitors' market caps and Price-to-Net-Net-Working-Capital 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.
Kumba Iron Ore Price-to-Net-Net-Working-Capital vs Steel Industry
For the Steel industry and Basic Materials sector, Kumba Iron Ore's Price-to-Net-Net-Working-Capital distribution charts can be found below:
* The bar in red indicates where Kumba Iron Ore's Price-to-Net-Net-Working-Capital falls into.
* 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.
In calculating the Net-Net Working Capital (NNWC), Benjamin Graham assumed that a company's accounts receivable is only worth 75% its value, its inventory is only worth 50% of its value, but its liabilities have to be paid in full.
In addition, Graham believed that preferred stock belongs on the liability side of the balance sheet, not as part of capital and surplus. In "Security Analysis", preferred stock is dubbed "an imperfect creditorship position" that is best placed on the balance sheet alongside funded debt.
This is a conservative way of estimating the company's value.
What does a Net-Net Working Capital of €-4.65 mean?
Kumba Iron Ore (FRA:KUI) has a Net-Net Working Capital of €-4.65 as of Dec. 2025. Ben Graham defined net-net working capital as the per-share sum of cash, 75% of receivables and 50% of inventory less total liabilities. View historical data on Kumba Iron Ore According to the industry distribution chart, Kumba Iron Ore ranks #999999 out of 179 companies in the Steel industry.
Is Kumba Iron Ore's Net-Net Working Capital too high?
Kumba Iron Ore's current Net-Net Working Capital is €-4.65. Based on the distribution chart, Kumba Iron Ore ranks #999999 out of 179 companies in the Steel industry, which is in the bottom quartile relative to peers. Overall, Kumba Iron Ore has a GF Score™ of 75/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Kumba Iron Ore's Net-Net Working Capital compare to NUE and STLD?
According to the Steel industry distribution chart, Kumba Iron Ore ranks #999999 out of 179 companies for Net-Net Working Capital. This places Kumba Iron Ore in the lower half of its industry. The industry median Net-Net Working Capital is 4.33. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Net-Net Working Capital for a Steel company?
The median Net-Net Working Capital among Steel companies is 4.33, based on 179 companies in the industry. Companies in the top quartile (top 25%) have a Net-Net Working Capital significantly above this median, while those in the bottom quartile fall well below. However, Net-Net Working Capital 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 Net-Net Working Capital mean?
A high Net-Net Working Capital can signal that a stock is expensive relative to its fundamentals. Ben Graham defined net-net working capital as the per-share sum of cash, 75% of receivables and 50% of inventory less total liabilities. View historical data on Kumba Iron Ore For the Steel industry, the median Net-Net Working Capital is 4.33 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Kumba Iron Ore's current Net-Net Working Capital is €-4.65. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Kumba Iron Ore stock overvalued right now?
Based on GuruFocus' analysis, Kumba Iron Ore (FRA:KUI) is currently considered Modestly Undervalued. The stock's GF Value™ is €17.70, compared to a current price of €14.70 — trading 16.9% below its estimated fair value. The current Net-Net Working Capital is €-4.65. Kumba Iron Ore's overall GF Score™ is 75/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net-Net Working Capital calculated?
Net-Net Working Capital is calculated from a company's financial statements. For Kumba Iron Ore (FRA:KUI), the current Net-Net Working Capital is €-4.65 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.
Is Kumba Iron Ore (FRA:KUI) Overvalued in 2026?
Based on GuruFocus' analysis, Kumba Iron Ore stock appears to be undervalued.
The current stock price of €14.70 is trading 16.9% below its estimated GF Value™ of €17.70.
GuruFocus considers Kumba Iron Ore to be Modestly Undervalued.
Key valuation signals for FRA:KUI:
Net-Net Working Capital: €-4.65
GF Value™: €17.70 vs. price of €14.70 (16.9% below fair value)
No single metric tells the full story. See the FRA:KUI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Kumba Iron Ore Ltd is engaged in the exploration, mining, processing, blending, and sale of iron ore to the steel industry. The company operates in South Africa, with mining operations in the Northern Cape and Limpopo provinces, as well as a head office in Centurion, Gauteng, and a port operation in Saldanha Bay, Western Cape. The company's flagship asset is the Sishen mine, which it holds a majority stake in, located near the town of Kathu in the Northern Cape Province. The Sishen mine is opencast and produces the bulk of the group's iron ore, which is exported. It also holds an interest in the Kolomela mine. The company also generates revenue from Shipping operations. The majority of the company's revenue is generated from its products.
75GF Score
Get the complete analysis for FRA:KUI
Net-Net Working Capital is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
FRA:KUI has been successfully added to your 
