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.
ZK International Group Co's Net-Net Working Capital for the quarter that ended in Sep. 2025 was $-1.85.
The industry rank for ZK International Group Co's Net-Net Working Capital or its related term are showing as below:
ZKIN's Price-to-Net-Net-Working-Capital is not ranked *
in the Steel industry.
Industry Median: 4.55 * Ranked among companies with meaningful Price-to-Net-Net-Working-Capital only.
ZK International Group Co (NAS:ZKIN) 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.
ZK International Group Co Net-Net Working Capital Related Terms
ZK International Group Co Net-Net Working Capital Historical Data
* Premium members only.
The historical data trend for ZK International Group Co'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.
ZK International Group Co Net-Net Working Capital Chart
ZKIN vs HLP, LUD, HUDI: Net-Net Working Capital Comparison
For the Steel subindustry, ZK International Group Co'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.
ZK International Group Co Price-to-Net-Net-Working-Capital vs Steel Industry
For the Steel industry and Basic Materials sector, ZK International Group Co's Price-to-Net-Net-Working-Capital distribution charts can be found below:
* The bar in red indicates where ZK International Group Co'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 $-1.85 mean?
ZK International Group Co (ZKIN) has a Net-Net Working Capital of $-1.85 as of Sep. 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 ZK International Group Co According to the industry distribution chart, ZK International Group Co ranks #999999 out of 172 companies in the Steel industry.
Is ZK International Group Co's Net-Net Working Capital too high?
ZK International Group Co's current Net-Net Working Capital is $-1.85. Based on the distribution chart, ZK International Group Co ranks #999999 out of 172 companies in the Steel industry, which is in the bottom quartile relative to peers. Overall, ZK International Group Co has a GF Score™ of 56/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does ZK International Group Co's Net-Net Working Capital compare to HLP and LUD?
According to the Steel industry distribution chart, ZK International Group Co ranks #999999 out of 172 companies for Net-Net Working Capital. This places ZK International Group Co in the lower half of its industry. The industry median Net-Net Working Capital is 4.55. 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 4.55, based on 172 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 ZK International Group Co For the Steel industry, the median Net-Net Working Capital is 4.55 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ZK International Group Co's current Net-Net Working Capital is $-1.85. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ZK International Group Co stock overvalued right now?
Based on GuruFocus' analysis, ZK International Group Co (ZKIN) is currently considered Possible Value Trap. The stock's GF Value™ is $1.74, compared to a current price of $1.11 — trading 36.2% below its estimated fair value. The current Net-Net Working Capital is $-1.85. ZK International Group Co's overall GF Score™ is 56/100 with 7 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 ZK International Group Co (ZKIN), the current Net-Net Working Capital is $-1.85 as of Sep. 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 ZK International Group Co (ZKIN) Overvalued in 2026?
Based on GuruFocus' analysis, ZK International Group Co stock appears to be undervalued.
The current stock price of $1.11 is trading 36.2% below its estimated GF Value™ of $1.74.
GuruFocus considers ZK International Group Co to be Possible Value Trap.
Key valuation signals for ZKIN:
Net-Net Working Capital: $-1.85
GF Value™: $1.74 vs. price of $1.11 (36.2% below fair value)
No single metric tells the full story. See the ZKIN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
ZK International Group Co Ltd is engaged in the manufacture and marketing of metal pipes. The company is specialized in producing double-press thin-walled stainless steel tubes and fittings, carbon steel tubes and fittings, single-press tubes and fittings, and stainless-steel strips. The products are used in restaurants, hotels, hospitals, firefighting, food, beverage, ships, engines, industrial seawater desalination and systems of direct-drinking water, cold /hot water supply, city water supply, and gas of large/middle scale construction projects.
56GF Score
Get the complete analysis for ZKIN
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
ZKIN has been successfully added to your 
