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.
BMLTSE:4694 +0.42%69 Days Inventory is 18.31 as of Mar. 2026, which is 14% above its 10-year median of 16.00. GuruFocus rates TSE:4694 with a GF Score™ of 69/100 and a GF Value™ of 円3,827.44 (Fairly Valued). The stock has 2 warning signs investors should review. Among 179 Medical Diagnostics & Research companies, BML ranks better than 89.39% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). BML's Average Total Inventories for the
three
months ended in Mar. 2026 was 円5,012 Mil. BML's Cost of Goods Sold for the
three
months ended in Mar. 2026 was 円24,984 Mil.
Hence, BML's Days Inventory for the
three
months ended in Mar. 2026 was 18.31.
The historical rank and industry rank for BML's Days Inventory or its related term are showing as below:
TSE:4694'
s Days Inventory Range Over the Past 10 Years
Min: 13.86 Med: 16 Max: 18.52
Current: 17.28
During the past 13 years, BML's highest Days Inventory was 18.52. The lowest was 13.86. And the median was 16.00.
TSE:4694's Days Inventory is ranked better than 89.39% of 179
companies
in the Medical Diagnostics & Research industry
Industry Median: 65.04
vs TSE:4694: 17.28
BML's Days Inventory
increased
from Mar. 2025 (17.95) to Mar. 2026 (18.31).
It might indicate that BML's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
BML's Inventory Turnover for the
three
months ended in Mar. 2026 was 4.98.
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.
BML's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.14.
BML (TSE:4694) 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.
BML'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.
BML'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.
BML Days Inventory Related Terms
BML Days Inventory Historical Data
* Premium members only.
The historical data trend for BML'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.
TSE:4694 vs TMO, DHR, IDXX: Days Inventory Comparison
For the Diagnostics & Research subindustry, BML'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.
BML Days Inventory vs Medical Diagnostics & Research Industry
For the Medical Diagnostics & Research industry and Healthcare sector, BML's Days Inventory distribution charts can be found below:
* The bar in red indicates where BML'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.
BML (TSE:4694) has a Days Inventory of 18.31 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on BML and its competitors. This is 14% above median its historical median of 16.00. Over the past decade, BML's Days Inventory has ranged from 13.86 to 18.52. According to the industry distribution chart, BML ranks #19 out of 179 companies in the Medical Diagnostics & Research industry, placing it in the top 10.6%.
Is BML's Days Inventory too high?
BML's current Days Inventory of 18.31 is 14% above median its 10-year median of 16.00. Over the past 10 years, this metric has ranged from a low of 13.86 to a high of 18.52. The Medical Diagnostics & Research industry median Days Inventory is 65.04. BML's value of 18.31 is 71.8% below this industry median. Based on the distribution chart, BML ranks #19 out of 179 companies in the Medical Diagnostics & Research industry, which is in the top quartile — a strong position relative to peers. Overall, BML has a GF Score™ of 69/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does BML's Days Inventory compare to TMO and DHR?
According to the Medical Diagnostics & Research industry distribution chart, BML ranks #19 out of 179 companies for Days Inventory. This places BML in the top 11% of its industry — outperforming the majority of peers. The industry median Days Inventory is 65.04. BML's value of 18.31 is 71.8% below this benchmark. Historically, BML's own Days Inventory has ranged from 13.86 to 18.52 over the past decade. While the company's 10-year median is 16.00 vs. the industry median of 65.04, BML 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 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. BML's current Days Inventory of 18.31 is 71.8% 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 BML 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. BML's current Days Inventory is 18.31, which is 14% above median its own 10-year median of 16.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is BML stock overvalued right now?
Based on GuruFocus' analysis, BML (TSE:4694) is currently considered Fairly Valued. The stock's GF Value™ is 円3,827.44, compared to a current price of 円3,555.00 — trading 7.1% below its estimated fair value. The current Days Inventory is 18.31, which is 14% above median its 10-year median of 16.00 and 71.8% below the Medical Diagnostics & Research industry median of 65.04. BML's overall GF Score™ is 69/100 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 BML (TSE:4694), the current Days Inventory is 18.31 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 BML (TSE:4694) Overvalued in 2026?
Based on GuruFocus' analysis, BML stock appears to be undervalued.
The current stock price of 円3,555.00 is trading 7.1% below its estimated GF Value™ of 円3,827.44.
GuruFocus considers BML to be Fairly Valued.
Key valuation signals for TSE:4694:
Days Inventory: 18.31 (14% above median its 10-year median of 16.00)
GF Value™: 円3,827.44 vs. price of 円3,555.00 (7.1% below fair value)
Industry Position: 71.8% below the Medical Diagnostics & Research median (#19 of 179)
No single metric tells the full story. See the TSE:4694 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
BML Inc provides laboratory testing services in Japan through a network of regional facilities. Its core clinical testing business provides a range of general and specialty laboratory tests, as well as microbiological tests that can be used for applications like food sanitation and environmental analysis. BML often uses automated systems to process and analyze these test samples. In addition to its clinical testing business, BML also has a medical information systems business and a genome-related business. The medical information systems business provides electronic medical charts and information systems that can be used in conjunction with its laboratory tests. The genome business provides gene analysis services.
69GF Score
Get the complete analysis for TSE:4694
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
TSE:4694 has been successfully added to your 
