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.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Vanguard International Semiconductor's Inventory Turnover for the
three
months ended in Mar. 2026 was 1.23.
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.
Vanguard International Semiconductor's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.58.
Vanguard International Semiconductor (ROCO:5347) 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.
Vanguard International Semiconductor's Inventory Turnover for the
three
months ended in Mar. 2026 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.
Vanguard International Semiconductor's Inventory to Revenue for the
three
months ended in Mar. 2026 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.
Vanguard International Semiconductor Days Inventory Related Terms
Vanguard International Semiconductor 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.
Vanguard International Semiconductor Days Inventory Chart
ROCO:5347 vs NVDA, AVGO, MU: Days Inventory Comparison
For the Semiconductors subindustry, Vanguard International Semiconductor'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.
Vanguard International Semiconductor Days Inventory vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Vanguard International Semiconductor's Days Inventory distribution charts can be found below:
* The bar in red indicates where Vanguard International Semiconductor'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.
Vanguard International Semiconductor (ROCO:5347) has a Days Inventory of 74.36 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Vanguard International Semiconductor and its competitors. This is 18% above median its historical median of 62.76. Over the past decade, Vanguard International Semiconductor's Days Inventory has ranged from 48.05 to 75.77. According to the industry distribution chart, Vanguard International Semiconductor ranks #260 out of 982 companies in the Semiconductors industry, placing it in the top 26.5%.
Is Vanguard International Semiconductor's Days Inventory too high?
Vanguard International Semiconductor's current Days Inventory of 74.36 is 18% above median its 10-year median of 62.76. Over the past 10 years, this metric has ranged from a low of 48.05 to a high of 75.77. The Semiconductors industry median Days Inventory is 112.54. Vanguard International Semiconductor's value of 74.36 is 33.9% below this industry median. Based on the distribution chart, Vanguard International Semiconductor ranks #260 out of 982 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Vanguard International Semiconductor has a GF Score™ of 75/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Vanguard International Semiconductor's Days Inventory compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Vanguard International Semiconductor ranks #260 out of 982 companies for Days Inventory. This puts Vanguard International Semiconductor in the upper half of its industry. The industry median Days Inventory is 112.54. Vanguard International Semiconductor's value of 74.36 is 33.9% below this benchmark. Historically, Vanguard International Semiconductor's own Days Inventory has ranged from 48.05 to 75.77 over the past decade. While the company's 10-year median is 62.76 vs. the industry median of 112.54, Vanguard International Semiconductor 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 Inventory for a Semiconductors company?
The median Days Inventory among Semiconductors companies is 112.54, based on 982 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. Vanguard International Semiconductor's current Days Inventory of 74.36 is 33.9% 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 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 Vanguard International Semiconductor and its competitors. For the Semiconductors industry, the median Days Inventory is 112.54 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Vanguard International Semiconductor's current Days Inventory is 74.36, which is 18% above median its own 10-year median of 62.76. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Vanguard International Semiconductor stock overvalued right now?
Based on GuruFocus' analysis, Vanguard International Semiconductor (ROCO:5347) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$100.28, compared to a current price of NT$151.50 — trading 51.1% above its estimated fair value. The current Days Inventory is 74.36, which is 18% above median its 10-year median of 62.76 and 33.9% below the Semiconductors industry median of 112.54. Vanguard International Semiconductor's overall GF Score™ is 75/100 with 7 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 Vanguard International Semiconductor (ROCO:5347), the current Days Inventory is 74.36 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 Vanguard International Semiconductor (ROCO:5347) Overvalued in 2026?
Based on GuruFocus' analysis, Vanguard International Semiconductor stock appears to be overvalued.
The current stock price of NT$151.50 is trading 51.1% above its estimated GF Value™ of NT$100.28.
GuruFocus considers Vanguard International Semiconductor to be Significantly Overvalued.
Key valuation signals for ROCO:5347:
Days Inventory: 74.36 (18% above median its 10-year median of 62.76)
GF Value™: NT$100.28 vs. price of NT$151.50 (51.1% above fair value)
Industry Position: 33.9% below the Semiconductors median (#260 of 982)
No single metric tells the full story. See the ROCO:5347 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Vanguard International Semiconductor Corp is engaged mainly in the manufacturing, selling, packaging, testing and computer-aided design of integrated circuits and other semiconductor devices and the manufacturing of masks. Its services, manufacturing, and technology include BCD/UHV/SOI, Discrete, HV, Sensors/MEMS, eFlash, GaN, Fab Capacity, Intelligent Manufacturing and Management, Services, MPW, Program, Mask Services, Backend Services, Automotive, Design Support. Its Design Services include Libraries & IP Geographically, it derives revenue from Asia and America.
75GF Score
Get the complete analysis for ROCO:5347
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:5347 has been successfully added to your 
