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.
Taiwan Advanced NanotechROCO:6797 59 Days Payable is 6.51 as of Dec. 2025, which is 71% below its 10-year median of 22.67. GuruFocus rates ROCO:6797 with a GF Score™ of 59/100 and a GF Value™ of NT$13.40 (Fairly Valued). The stock has 4 warning signs investors should review. Among 796 Medical Devices & Instruments companies, Taiwan Advanced Nanotech ranks worse than 98.99% on this metric.
The historical rank and industry rank for Taiwan Advanced Nanotech's Days Payable or its related term are showing as below:
ROCO:6797'
s Days Payable Range Over the Past 10 Years
Min: 8.31 Med: 22.67 Max: 60.84
Current: 8.31
During the past 9 years, Taiwan Advanced Nanotech's highest Days Payable was 60.84. The lowest was 8.31. And the median was 22.67.
ROCO:6797's Days Payable is ranked worse than 98.99% of 796
companies
in the Medical Devices & Instruments industry
Industry Median: 67.97
vs ROCO:6797: 8.31
* 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.
ROCO:6797 vs ABT, SYK, MDT: Days Payable Comparison
For the Medical Devices subindustry, Taiwan Advanced Nanotech's Days Payable, along with its competitors' market caps and Days Payable 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.
Taiwan Advanced Nanotech Days Payable vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Taiwan Advanced Nanotech's Days Payable distribution charts can be found below:
* The bar in red indicates where Taiwan Advanced Nanotech's Days Payable falls into.
Days Payable indicates the number of days that the account payable relative to cost of goods sold the company has. An increase of Days Payable may suggest that the company delays paying its suppliers.
Taiwan Advanced Nanotech's Days Payable for the fiscal year that ended in Dec. 2025 is calculated as
* 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.
Taiwan Advanced Nanotech (ROCO:6797) has a Days Payable of 6.51 as of Dec. 2025. Days payable represents the average amount of days a company waits to pay its invoices from suppliers. View historical data on Taiwan Advanced Nanotech and its competitors. This is 71% below median its historical median of 22.67. Over the past decade, Taiwan Advanced Nanotech's Days Payable has ranged from 8.31 to 60.84. According to the industry distribution chart, Taiwan Advanced Nanotech ranks #788 out of 796 companies in the Medical Devices & Instruments industry, placing it in the top 99%.
Is Taiwan Advanced Nanotech's Days Payable too high?
Taiwan Advanced Nanotech's current Days Payable of 6.51 is 71% below median its 10-year median of 22.67. Over the past 10 years, this metric has ranged from a low of 8.31 to a high of 60.84. The Medical Devices & Instruments industry median Days Payable is 67.97. Taiwan Advanced Nanotech's value of 6.51 is 90.4% below this industry median. Based on the distribution chart, Taiwan Advanced Nanotech ranks #788 out of 796 companies in the Medical Devices & Instruments industry, which is in the bottom quartile relative to peers. Overall, Taiwan Advanced Nanotech has a GF Score™ of 59/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Taiwan Advanced Nanotech's Days Payable compare to ABT and SYK?
According to the Medical Devices & Instruments industry distribution chart, Taiwan Advanced Nanotech ranks #788 out of 796 companies for Days Payable. This places Taiwan Advanced Nanotech in the lower half of its industry. The industry median Days Payable is 67.97. Taiwan Advanced Nanotech's value of 6.51 is 90.4% below this benchmark. Historically, Taiwan Advanced Nanotech's own Days Payable has ranged from 8.31 to 60.84 over the past decade. While the company's 10-year median is 22.67 vs. the industry median of 67.97, Taiwan Advanced Nanotech has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Payable for a Medical Devices & Instruments company?
The median Days Payable among Medical Devices & Instruments companies is 67.97, based on 796 companies in the industry. Companies in the top quartile (top 25%) have a Days Payable significantly above this median, while those in the bottom quartile fall well below. However, Days Payable should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Taiwan Advanced Nanotech's current Days Payable of 6.51 is 90.4% 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 Days Payable mean?
A high Days Payable can signal that a stock is expensive relative to its fundamentals. Days payable represents the average amount of days a company waits to pay its invoices from suppliers. View historical data on Taiwan Advanced Nanotech and its competitors. For the Medical Devices & Instruments industry, the median Days Payable is 67.97 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Taiwan Advanced Nanotech's current Days Payable is 6.51, which is 71% below median its own 10-year median of 22.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Taiwan Advanced Nanotech stock overvalued right now?
Based on GuruFocus' analysis, Taiwan Advanced Nanotech (ROCO:6797) is currently considered Fairly Valued. The stock's GF Value™ is NT$13.40, compared to a current price of NT$13.20 — trading 1.5% below its estimated fair value. The current Days Payable is 6.51, which is 71% below median its 10-year median of 22.67 and 90.4% below the Medical Devices & Instruments industry median of 67.97. Taiwan Advanced Nanotech's overall GF Score™ is 59/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Payable calculated?
Days Payable is calculated from a company's financial statements. For Taiwan Advanced Nanotech (ROCO:6797), the current Days Payable is 6.51 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 Taiwan Advanced Nanotech (ROCO:6797) Overvalued in 2026?
Based on GuruFocus' analysis, Taiwan Advanced Nanotech stock appears to be undervalued.
The current stock price of NT$13.20 is trading 1.5% below its estimated GF Value™ of NT$13.40.
GuruFocus considers Taiwan Advanced Nanotech to be Fairly Valued.
Key valuation signals for ROCO:6797:
Days Payable: 6.51 (71% below median its 10-year median of 22.67)
GF Value™: NT$13.40 vs. price of NT$13.20 (1.5% below fair value)
Industry Position: 90.4% below the Medical Devices & Instruments median (#788 of 796)
No single metric tells the full story. See the ROCO:6797 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Taiwan Advanced Nanotech Inc is engaged in development and manufacturing of various functional nanoparticles and automated nucleic acid extraction machines and trading related businesses. With expertise in automation, buffer optimization and modification of magnetic beads, it focuses on offering customer convenient and practical solutions to advance research, life science and molecular diagnostics. It offers various products to meet the requirements of customers. The company's products include Automated Extraction Instruments; Reagent Kit; Mag Nanoparticles; and Consumables.
59GF Score
Get the complete analysis for ROCO:6797
Days Payable is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ROCO:6797 has been successfully added to your 
