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.
Inter-Rock MineralsIRCKF 57 Net-Net Working Capital is $0.08 as of Mar. 2026. GuruFocus rates IRCKF with a GF Score™ of 57/100 and a GF Value™ of $0.57 (Modestly Overvalued). The stock has 5 warning signs investors should review. Among 663 Consumer Packaged Goods companies, Inter-Rock Minerals ranks worse than 64.71% on this metric.
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.
Inter-Rock Minerals's Net-Net Working Capital for the quarter that ended in Mar. 2026 was $0.08.
The industry rank for Inter-Rock Minerals's Net-Net Working Capital or its related term are showing as below:
IRCKF's Price-to-Net-Net-Working-Capital is ranked worse than 64.71% of 663
companies
in the Consumer Packaged Goods industry
Industry Median: 6.5
vs IRCKF: 10.43
Inter-Rock Minerals (OTCPK:IRCKF) 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.
Inter-Rock Minerals Net-Net Working Capital Related Terms
Inter-Rock Minerals Net-Net Working Capital Historical Data
* Premium members only.
The historical data trend for Inter-Rock Minerals'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.
IRCKF vs KHC, GIS: Net-Net Working Capital Comparison
For the Packaged Foods subindustry, Inter-Rock Minerals'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.
Inter-Rock Minerals Price-to-Net-Net-Working-Capital vs Consumer Packaged Goods Industry
For the Consumer Packaged Goods industry and Consumer Defensive sector, Inter-Rock Minerals's Price-to-Net-Net-Working-Capital distribution charts can be found below:
* The bar in red indicates where Inter-Rock Minerals'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 $0.08 mean?
Inter-Rock Minerals (IRCKF) has a Net-Net Working Capital of $0.08 as of Mar. 2026. 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 Inter-Rock Minerals According to the industry distribution chart, Inter-Rock Minerals ranks #429 out of 663 companies in the Consumer Packaged Goods industry, placing it in the top 64.7%.
Is Inter-Rock Minerals' Net-Net Working Capital too high?
Inter-Rock Minerals' current Net-Net Working Capital is $0.08. The Consumer Packaged Goods industry median Net-Net Working Capital is 6.50. Inter-Rock Minerals' value of $0.08 is 98.8% below this industry median. Based on the distribution chart, Inter-Rock Minerals ranks #429 out of 663 companies in the Consumer Packaged Goods industry, which is below the industry midpoint. Overall, Inter-Rock Minerals has a GF Score™ of 57/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Inter-Rock Minerals' Net-Net Working Capital compare to KHC and GIS?
According to the Consumer Packaged Goods industry distribution chart, Inter-Rock Minerals ranks #429 out of 663 companies for Net-Net Working Capital. This places Inter-Rock Minerals in the lower half of its industry. The industry median Net-Net Working Capital is 6.50. Inter-Rock Minerals' value of $0.08 is 98.8% below this benchmark. 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 Consumer Packaged Goods company?
The median Net-Net Working Capital among Consumer Packaged Goods companies is 6.50, based on 663 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. Inter-Rock Minerals's current Net-Net Working Capital of $0.08 is 98.8% below the industry median. 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 Inter-Rock Minerals For the Consumer Packaged Goods industry, the median Net-Net Working Capital is 6.50 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Inter-Rock Minerals's current Net-Net Working Capital is $0.08. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Inter-Rock Minerals stock overvalued right now?
Based on GuruFocus' analysis, Inter-Rock Minerals (IRCKF) is currently considered Modestly Overvalued. The stock's GF Value™ is $0.57, compared to a current price of $0.73 — trading 28.1% above its estimated fair value. The current Net-Net Working Capital is $0.08 and 98.8% below the Consumer Packaged Goods industry median of 6.50. Inter-Rock Minerals' overall GF Score™ is 57/100 with 5 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 Inter-Rock Minerals (IRCKF), the current Net-Net Working Capital is $0.08 as of Mar. 2026. 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 Inter-Rock Minerals (IRCKF) Overvalued in 2026?
Based on GuruFocus' analysis, Inter-Rock Minerals stock appears to be overvalued.
The current stock price of $0.73 is trading 28.1% above its estimated GF Value™ of $0.57.
GuruFocus considers Inter-Rock Minerals to be Modestly Overvalued.
Key valuation signals for IRCKF:
Net-Net Working Capital: $0.08
GF Value™: $0.57 vs. price of $0.73 (28.1% above fair value)
Industry Position: 98.8% below the Consumer Packaged Goods median (#429 of 663)
No single metric tells the full story. See the IRCKF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Inter-Rock Minerals Inc produces and markets dolomite for the animal feed, glass, roofing, and agricultural lime industries in the United States. It also markets and distributes specialty ingredients to the dairy feed industry. The company has two Business segments: Papillon Agricultural Company Inc. (Papillon) and MIN-AD, Inc. (MIN-AD). Papillon is a U.S.-based marketer and distributor of toll-manufactured premium dairy feed nutritional supplements, including MIN-AD's products. MIN-AD is engaged in the production and marketing of high-purity dolomite and clay, mainly to the animal feed industry in the United States.
57GF Score
Get the complete analysis for IRCKF
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
IRCKF has been successfully added to your 
