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.
Lung Pien Vacuum Industry CoROCO:5267 -8.67%70 Days Inventory is 155.59 as of Dec. 2025, which is 3% above its 10-year median of 150.89. GuruFocus rates ROCO:5267 with a GF Score™ of 70/100 and a GF Value™ of NT$25.85 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 2,968 Industrial Products companies, Lung Pien Vacuum Industry Co ranks worse than 70.25% on this metric.
The historical rank and industry rank for Lung Pien Vacuum Industry Co's Days Inventory or its related term are showing as below:
ROCO:5267'
s Days Inventory Range Over the Past 10 Years
Min: 76.17 Med: 150.89 Max: 196.77
Current: 174.11
During the past 13 years, Lung Pien Vacuum Industry Co's highest Days Inventory was 196.77. The lowest was 76.17. And the median was 150.89.
ROCO:5267's Days Inventory is ranked worse than 70.25% of 2968
companies
in the Industrial Products industry
Industry Median: 119.51
vs ROCO:5267: 174.11
Inventory Turnover measures how fast the company turns over its inventory within a year.
Lung Pien Vacuum Industry Co's Inventory Turnover for the
six
months ended in Dec. 2025 was 1.17.
Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Lung Pien Vacuum Industry Co's Inventory-to-Revenue for the
six
months ended in Dec. 2025 was 0.63.
Lung Pien Vacuum Industry Co (ROCO:5267) Days Inventory Explanation
Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:
1. Inventory Turnover measures how fast the company turns over its inventory within a year.
Lung Pien Vacuum Industry Co's Inventory Turnover for the
six
months ended in Dec. 2025 is calculated as
2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Lung Pien Vacuum Industry Co's Inventory to Revenue for the
six
months 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.
Be Aware
A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.
Lung Pien Vacuum Industry Co Days Inventory Related Terms
Lung Pien Vacuum Industry Co Days Inventory Historical Data
* 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:5267 vs GEV, ETN, PH: Days Inventory Comparison
For the Specialty Industrial Machinery subindustry, Lung Pien Vacuum Industry Co's Days Inventory, along with its competitors' market caps and Days Inventory 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.
Lung Pien Vacuum Industry Co Days Inventory vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Lung Pien Vacuum Industry Co's Days Inventory distribution charts can be found below:
* The bar in red indicates where Lung Pien Vacuum Industry Co's Days Inventory 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.
Lung Pien Vacuum Industry Co (ROCO:5267) has a Days Inventory of 155.59 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Lung Pien Vacuum Industry Co and its competitors. This is near median its historical median of 150.89. Over the past decade, Lung Pien Vacuum Industry Co's Days Inventory has ranged from 76.17 to 196.77. According to the industry distribution chart, Lung Pien Vacuum Industry Co ranks #2085 out of 2968 companies in the Industrial Products industry, placing it in the top 70.2%.
Is Lung Pien Vacuum Industry Co's Days Inventory too high?
Lung Pien Vacuum Industry Co's current Days Inventory of 155.59 is near median its 10-year median of 150.89. Over the past 10 years, this metric has ranged from a low of 76.17 to a high of 196.77. The Industrial Products industry median Days Inventory is 119.51. Lung Pien Vacuum Industry Co's value of 155.59 is 30.2% above this industry median. Based on the distribution chart, Lung Pien Vacuum Industry Co ranks #2085 out of 2968 companies in the Industrial Products industry, which is below the industry midpoint. Overall, Lung Pien Vacuum Industry Co has a GF Score™ of 70/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Lung Pien Vacuum Industry Co's Days Inventory compare to GEV and ETN?
According to the Industrial Products industry distribution chart, Lung Pien Vacuum Industry Co ranks #2085 out of 2968 companies for Days Inventory. This places Lung Pien Vacuum Industry Co in the lower half of its industry. The industry median Days Inventory is 119.51. Lung Pien Vacuum Industry Co's value of 155.59 is 30.2% above this benchmark. Historically, Lung Pien Vacuum Industry Co's own Days Inventory has ranged from 76.17 to 196.77 over the past decade. While the company's 10-year median is 150.89 vs. the industry median of 119.51, Lung Pien Vacuum Industry Co has consistently been above 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 Inventory for an Industrial Products company?
The median Days Inventory among Industrial Products companies is 119.51, based on 2,968 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Lung Pien Vacuum Industry Co's current Days Inventory of 155.59 is 30.2% above 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 Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Lung Pien Vacuum Industry Co and its competitors. For the Industrial Products industry, the median Days Inventory is 119.51 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Lung Pien Vacuum Industry Co's current Days Inventory is 155.59, which is near median its own 10-year median of 150.89. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Lung Pien Vacuum Industry Co stock overvalued right now?
Based on GuruFocus' analysis, Lung Pien Vacuum Industry Co (ROCO:5267) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$25.85, compared to a current price of NT$47.95 — trading 85.5% above its estimated fair value. The current Days Inventory is 155.59, which is near median its 10-year median of 150.89 and 30.2% above the Industrial Products industry median of 119.51. Lung Pien Vacuum Industry Co's overall GF Score™ is 70/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Lung Pien Vacuum Industry Co (ROCO:5267), the current Days Inventory is 155.59 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 Lung Pien Vacuum Industry Co (ROCO:5267) Overvalued in 2026?
Based on GuruFocus' analysis, Lung Pien Vacuum Industry Co stock appears to be overvalued.
The current stock price of NT$47.95 is trading 85.5% above its estimated GF Value™ of NT$25.85.
GuruFocus considers Lung Pien Vacuum Industry Co to be Significantly Overvalued.
Key valuation signals for ROCO:5267:
Days Inventory: 155.59 (near median its 10-year median of 150.89)
GF Value™: NT$25.85 vs. price of NT$47.95 (85.5% above fair value)
Industry Position: 30.2% above the Industrial Products median (#2085 of 2968)
No single metric tells the full story. See the ROCO:5267 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Lung Pien Vacuum Industry Co Ltd is a Taiwan-based company engaged in the development and manufacture of vacuum coating machines. The company manufactures large-scale vacuum evaporation equipment. The company offered products can be applied to the coating of lenses, lamps, accessories, digital camera lenses, cell phone lenses and casings, DVD heads, and others. Its activities cover sales of vacuum components, coating materials, electron guns, ion guns, vacuum pumps, vacuum pump oil, other vacuum parts materials in Europe, America, and Japan, and sales of OLYMPUS series of optical testing instruments and wiping liquids in Japan, such as interferometer, lens reflectance measuring machine, lens eccentric measuring machine and environmentally friendly lens wiping liquid.
70GF Score
Get the complete analysis for ROCO:5267
Days Inventory 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:5267 has been successfully added to your 
