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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.
Black Stone Minerals LP's Net-Net Working Capital for the quarter that ended in Mar. 2026 was $-1.18.
The industry rank for Black Stone Minerals LP's Net-Net Working Capital or its related term are showing as below:
BSM's Price-to-Net-Net-Working-Capital is not ranked *
in the Oil & Gas industry.
Industry Median: 6.505 * Ranked among companies with meaningful Price-to-Net-Net-Working-Capital only.
Black Stone Minerals LP (NYSE:BSM) 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.
Black Stone Minerals LP Net-Net Working Capital Related Terms
Black Stone Minerals LP Net-Net Working Capital Historical Data
* Premium members only.
The historical data trend for Black Stone Minerals LP'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.
Black Stone Minerals LP Net-Net Working Capital Chart
BSM vs GPOR, BKV, CRGY: Net-Net Working Capital Comparison
For the Oil & Gas E&P subindustry, Black Stone Minerals LP'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.
Black Stone Minerals LP Price-to-Net-Net-Working-Capital vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Black Stone Minerals LP's Price-to-Net-Net-Working-Capital distribution charts can be found below:
* The bar in red indicates where Black Stone Minerals LP'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 $-1.18 mean?
Black Stone Minerals LP (BSM) has a Net-Net Working Capital of $-1.18 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 Black Stone Minerals LP According to the industry distribution chart, Black Stone Minerals LP ranks #999999 out of 192 companies in the Oil & Gas industry.
Is Black Stone Minerals LP's Net-Net Working Capital too high?
Black Stone Minerals LP's current Net-Net Working Capital is $-1.18. Based on the distribution chart, Black Stone Minerals LP ranks #999999 out of 192 companies in the Oil & Gas industry, which is in the bottom quartile relative to peers. Overall, Black Stone Minerals LP has a GF Score™ of 82/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Black Stone Minerals LP's Net-Net Working Capital compare to GPOR and BKV?
According to the Oil & Gas industry distribution chart, Black Stone Minerals LP ranks #999999 out of 192 companies for Net-Net Working Capital. This places Black Stone Minerals LP in the lower half of its industry. The industry median Net-Net Working Capital is 6.51. 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 an Oil & Gas company?
The median Net-Net Working Capital among Oil & Gas companies is 6.51, based on 192 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 Black Stone Minerals LP For the Oil & Gas industry, the median Net-Net Working Capital is 6.51 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Black Stone Minerals LP's current Net-Net Working Capital is $-1.18. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Black Stone Minerals LP stock overvalued right now?
Based on GuruFocus' analysis, Black Stone Minerals LP (BSM) is currently considered Fairly Valued. The stock's GF Value™ is $13.61, compared to a current price of $14.80 — trading 8.7% above its estimated fair value. The current Net-Net Working Capital is $-1.18. Black Stone Minerals LP's overall GF Score™ is 82/100 with 8 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 Black Stone Minerals LP (BSM), the current Net-Net Working Capital is $-1.18 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 Black Stone Minerals LP (BSM) Overvalued in 2026?
Based on GuruFocus' analysis, Black Stone Minerals LP stock appears to be overvalued.
The current stock price of $14.80 is trading 8.7% above its estimated GF Value™ of $13.61.
GuruFocus considers Black Stone Minerals LP to be Fairly Valued.
Key valuation signals for BSM:
Net-Net Working Capital: $-1.18
GF Value™: $13.61 vs. price of $14.80 (8.7% above fair value)
No single metric tells the full story. See the BSM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Black Stone Minerals LP is an oil and natural gas mineral company. It owns oil and natural gas mineral interests, which makes up the majority of its asset base. Its business is actively managing an existing portfolio of mineral and royalty assets to maximize its value and expanding asset base through acquisitions of additional mineral and royalty interests. The company owns mineral interests in approximately 16.9 million gross acres.
82GF Score
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