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Diva LaboratoriesROCO:4153 -1.88%74 Days Inventory is 138.60 as of Dec. 2025, which is 7% above its 10-year median of 130.07. GuruFocus rates ROCO:4153 with a GF Score™ of 74/100 and a GF Value™ of NT$38.03 (Modestly Undervalued). The stock has 2 warning signs investors should review. Among 179 Medical Diagnostics & Research companies, Diva Laboratories ranks worse than 72.63% on this metric.
The historical rank and industry rank for Diva Laboratories's Days Inventory or its related term are showing as below:
ROCO:4153'
s Days Inventory Range Over the Past 10 Years
Min: 105.36 Med: 130.07 Max: 207.22
Current: 119.78
During the past 13 years, Diva Laboratories's highest Days Inventory was 207.22. The lowest was 105.36. And the median was 130.07.
ROCO:4153's Days Inventory is ranked worse than 72.63% of 179
companies
in the Medical Diagnostics & Research industry
Industry Median: 65.04
vs ROCO:4153: 119.78
Diva Laboratories's Days Inventory
increased
from Dec. 2024 (95.17) to Dec. 2025 (138.60).
It might indicate that Diva Laboratories's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Diva Laboratories's Inventory Turnover for the
three
months ended in Dec. 2025 was 0.66.
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.
Diva Laboratories's Inventory-to-Revenue for the
three
months ended in Dec. 2025 was 1.04.
Diva Laboratories (ROCO:4153) 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.
Diva Laboratories'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.
Diva Laboratories'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.
Diva Laboratories Days Inventory Related Terms
Diva Laboratories Days Inventory Historical Data
* Premium members only.
The historical data trend for Diva Laboratories'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.
ROCO:4153 vs TMO, DHR, IDXX: Days Inventory Comparison
For the Diagnostics & Research subindustry, Diva Laboratories'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.
Diva Laboratories Days Inventory vs Medical Diagnostics & Research Industry
For the Medical Diagnostics & Research industry and Healthcare sector, Diva Laboratories's Days Inventory distribution charts can be found below:
* The bar in red indicates where Diva Laboratories'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.
Diva Laboratories (ROCO:4153) has a Days Inventory of 138.60 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Diva Laboratories and its competitors. This is near median its historical median of 130.07. Over the past decade, Diva Laboratories' Days Inventory has ranged from 105.36 to 207.22. According to the industry distribution chart, Diva Laboratories ranks #130 out of 179 companies in the Medical Diagnostics & Research industry, placing it in the top 72.6%.
Is Diva Laboratories' Days Inventory too high?
Diva Laboratories' current Days Inventory of 138.60 is near median its 10-year median of 130.07. Over the past 10 years, this metric has ranged from a low of 105.36 to a high of 207.22. The Medical Diagnostics & Research industry median Days Inventory is 65.04. Diva Laboratories' value of 138.60 is 113.1% above this industry median. Based on the distribution chart, Diva Laboratories ranks #130 out of 179 companies in the Medical Diagnostics & Research industry, which is below the industry midpoint. Overall, Diva Laboratories has a GF Score™ of 74/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Diva Laboratories' Days Inventory compare to TMO and DHR?
According to the Medical Diagnostics & Research industry distribution chart, Diva Laboratories ranks #130 out of 179 companies for Days Inventory. This places Diva Laboratories in the lower half of its industry. The industry median Days Inventory is 65.04. Diva Laboratories' value of 138.60 is 113.1% above this benchmark. Historically, Diva Laboratories' own Days Inventory has ranged from 105.36 to 207.22 over the past decade. While the company's 10-year median is 130.07 vs. the industry median of 65.04, Diva Laboratories 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 a Medical Diagnostics & Research company?
The median Days Inventory among Medical Diagnostics & Research companies is 65.04, based on 179 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. Diva Laboratories's current Days Inventory of 138.60 is 113.1% 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 Diva Laboratories and its competitors. For the Medical Diagnostics & Research industry, the median Days Inventory is 65.04 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Diva Laboratories's current Days Inventory is 138.60, which is near median its own 10-year median of 130.07. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Diva Laboratories stock overvalued right now?
Based on GuruFocus' analysis, Diva Laboratories (ROCO:4153) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$38.03, compared to a current price of NT$31.25 — trading 17.8% below its estimated fair value. The current Days Inventory is 138.60, which is near median its 10-year median of 130.07 and 113.1% above the Medical Diagnostics & Research industry median of 65.04. Diva Laboratories' overall GF Score™ is 74/100 with 2 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 Diva Laboratories (ROCO:4153), the current Days Inventory is 138.60 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 Diva Laboratories (ROCO:4153) Overvalued in 2026?
Based on GuruFocus' analysis, Diva Laboratories stock appears to be undervalued.
The current stock price of NT$31.25 is trading 17.8% below its estimated GF Value™ of NT$38.03.
GuruFocus considers Diva Laboratories to be Modestly Undervalued.
Key valuation signals for ROCO:4153:
Days Inventory: 138.60 (near median its 10-year median of 130.07)
GF Value™: NT$38.03 vs. price of NT$31.25 (17.8% below fair value)
Industry Position: 113.1% above the Medical Diagnostics & Research median (#130 of 179)
No single metric tells the full story. See the ROCO:4153 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Diva Laboratories Ltd is engaged in the sale, manufacturing and development of medical equipment and computer-related devices. Its products are divided into Medical display which includes radiology, endo/surgical, touch, and embedded display; and Industrial display which includes touch display monitors. It derives revenue from sale of Medical monitors, Medical parts, Industrial monitors, Industrial parts, and Parts. Geographically it operates and derives revenue from Taiwan.
74GF Score
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