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.
Microbio CoROCO:4128 -2.52%56 Days Inventory is 72.53 as of Dec. 2025, which is 4% below its 10-year median of 75.59. GuruFocus rates ROCO:4128 with a GF Score™ of 56/100 and a GF Value™ of NT$45.77 (Significantly Undervalued). The stock has 1 warning sign investors should review. Among 1,873 Consumer Packaged Goods companies, Microbio Co ranks better than 59.74% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). Microbio Co's Average Total Inventories for the
three
months ended in Dec. 2025 was NT$233 Mil. Microbio Co's Cost of Goods Sold for the
three
months ended in Dec. 2025 was NT$293 Mil.
Hence, Microbio Co's Days Inventory for the
three
months ended in Dec. 2025 was 72.53.
The historical rank and industry rank for Microbio Co's Days Inventory or its related term are showing as below:
ROCO:4128'
s Days Inventory Range Over the Past 10 Years
Min: 67.4 Med: 75.59 Max: 92.75
Current: 70.21
During the past 13 years, Microbio Co's highest Days Inventory was 92.75. The lowest was 67.40. And the median was 75.59.
ROCO:4128's Days Inventory is ranked better than 59.74% of 1873
companies
in the Consumer Packaged Goods industry
Industry Median: 83.04
vs ROCO:4128: 70.21
Microbio Co's Days Inventory
increased
from Dec. 2024 (67.35) to Dec. 2025 (72.53).
It might indicate that Microbio Co's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Microbio Co's Inventory Turnover for the
three
months ended in Dec. 2025 was 1.26.
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.
Microbio Co's Inventory-to-Revenue for the
three
months ended in Dec. 2025 was 0.46.
Microbio Co (ROCO:4128) 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.
Microbio Co's Inventory Turnover for the
three
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.
Microbio Co's Inventory to Revenue for the
three
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.
Microbio Co Days Inventory Related Terms
Microbio Co Days Inventory Historical Data
* Premium members only.
The historical data trend for Microbio Co's Days Inventory 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.
For the Packaged Foods subindustry, Microbio 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.
Microbio Co Days Inventory vs Consumer Packaged Goods Industry
For the Consumer Packaged Goods industry and Consumer Defensive sector, Microbio Co's Days Inventory distribution charts can be found below:
* The bar in red indicates where Microbio 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.
Microbio Co (ROCO:4128) has a Days Inventory of 72.53 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Microbio Co and its competitors. This is near median its historical median of 75.59. Over the past decade, Microbio Co's Days Inventory has ranged from 67.40 to 92.75. According to the industry distribution chart, Microbio Co ranks #754 out of 1873 companies in the Consumer Packaged Goods industry, placing it in the top 40.3%.
Is Microbio Co's Days Inventory too high?
Microbio Co's current Days Inventory of 72.53 is near median its 10-year median of 75.59. Over the past 10 years, this metric has ranged from a low of 67.40 to a high of 92.75. The Consumer Packaged Goods industry median Days Inventory is 83.04. Microbio Co's value of 72.53 is 12.7% below this industry median. Based on the distribution chart, Microbio Co ranks #754 out of 1873 companies in the Consumer Packaged Goods industry, which is above the industry midpoint. Overall, Microbio Co has a GF Score™ of 56/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Microbio Co's Days Inventory compare to KHC and GIS?
According to the Consumer Packaged Goods industry distribution chart, Microbio Co ranks #754 out of 1873 companies for Days Inventory. This puts Microbio Co in the upper half of its industry. The industry median Days Inventory is 83.04. Microbio Co's value of 72.53 is 12.7% below this benchmark. Historically, Microbio Co's own Days Inventory has ranged from 67.40 to 92.75 over the past decade. While the company's 10-year median is 75.59 vs. the industry median of 83.04, Microbio Co 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 Consumer Packaged Goods company?
The median Days Inventory among Consumer Packaged Goods companies is 83.04, based on 1,873 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. Microbio Co's current Days Inventory of 72.53 is 12.7% 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 Microbio Co and its competitors. For the Consumer Packaged Goods industry, the median Days Inventory is 83.04 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Microbio Co's current Days Inventory is 72.53, which is near median its own 10-year median of 75.59. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Microbio Co stock overvalued right now?
Based on GuruFocus' analysis, Microbio Co (ROCO:4128) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$45.77, compared to a current price of NT$15.45 — trading 66.2% below its estimated fair value. The current Days Inventory is 72.53, which is near median its 10-year median of 75.59 and 12.7% below the Consumer Packaged Goods industry median of 83.04. Microbio Co's overall GF Score™ is 56/100 with 1 warning sign 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 Microbio Co (ROCO:4128), the current Days Inventory is 72.53 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 Microbio Co (ROCO:4128) Overvalued in 2026?
Based on GuruFocus' analysis, Microbio Co stock appears to be undervalued.
The current stock price of NT$15.45 is trading 66.2% below its estimated GF Value™ of NT$45.77.
GuruFocus considers Microbio Co to be Significantly Undervalued.
Key valuation signals for ROCO:4128:
Days Inventory: 72.53 (near median its 10-year median of 75.59)
GF Value™: NT$45.77 vs. price of NT$15.45 (66.2% below fair value)
Industry Position: 12.7% below the Consumer Packaged Goods median (#754 of 1873)
No single metric tells the full story. See the ROCO:4128 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Microbio Co Ltd is engaged in the research and development, manufacturing, and trading of biotech drugs and dietary supplements. Its drug portfolio includes MS-20, a mixture of soybean fermentation metabolites, which improves fatigue and loss of appetite in cancer patients undergoing chemotherapy. In addition, the company also offers Lee Herb series of herbal essence drinks, Tien Chun Bao oral solutions, Herbiron oral solutions for iron deficiency, and other pharmaceutical and organic products. The company generates revenue from biotech drug research and development and the sale of dietary supplements. The majority of its revenue is generated from the sale of its dietary supplements.
56GF Score
Get the complete analysis for ROCO:4128
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:4128 has been successfully added to your 
