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Mauna Kea TechnologiesSTU:1MK +3.38%47 Days Inventory is 526.32 as of Dec. 2025, which is 9% above its 10-year median of 483.89. GuruFocus rates STU:1MK with a GF Score™ of 47/100 and a GF Value™ of €0.11 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 787 Medical Devices & Instruments companies, Mauna Kea Technologies ranks worse than 93.52% on this metric.
The historical rank and industry rank for Mauna Kea Technologies's Days Inventory or its related term are showing as below:
STU:1MK'
s Days Inventory Range Over the Past 10 Years
Min: 314.27 Med: 483.89 Max: 1070.07
Current: 657.74
During the past 13 years, Mauna Kea Technologies's highest Days Inventory was 1070.07. The lowest was 314.27. And the median was 483.89.
STU:1MK's Days Inventory is ranked worse than 93.52% of 787
companies
in the Medical Devices & Instruments industry
Industry Median: 179.47
vs STU:1MK: 657.74
Mauna Kea Technologies's Days Inventory
declined
from Dec. 2024 (2,707.45) to Dec. 2025 (526.32).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Mauna Kea Technologies's Inventory Turnover for the
six
months ended in Dec. 2025 was 0.35.
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.
Mauna Kea Technologies's Inventory-to-Revenue for the
six
months ended in Dec. 2025 was 0.74.
Mauna Kea Technologies (STU:1MK) 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.
Mauna Kea Technologies'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.
Mauna Kea Technologies'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.
Mauna Kea Technologies Days Inventory Related Terms
Mauna Kea Technologies Days Inventory Historical Data
* Premium members only.
The historical data trend for Mauna Kea Technologies'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.
STU:1MK vs ABT, SYK, MDT: Days Inventory Comparison
For the Medical Devices subindustry, Mauna Kea Technologies'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.
Mauna Kea Technologies Days Inventory vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Mauna Kea Technologies's Days Inventory distribution charts can be found below:
* The bar in red indicates where Mauna Kea Technologies'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.
Mauna Kea Technologies (STU:1MK) has a Days Inventory of 526.32 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Mauna Kea Technologies and its competitors. This is near median its historical median of 483.89. Over the past decade, Mauna Kea Technologies' Days Inventory has ranged from 314.27 to 1,070.07. According to the industry distribution chart, Mauna Kea Technologies ranks #736 out of 787 companies in the Medical Devices & Instruments industry, placing it in the top 93.5%.
Is Mauna Kea Technologies' Days Inventory too high?
Mauna Kea Technologies' current Days Inventory of 526.32 is near median its 10-year median of 483.89. Over the past 10 years, this metric has ranged from a low of 314.27 to a high of 1,070.07. The Medical Devices & Instruments industry median Days Inventory is 179.47. Mauna Kea Technologies' value of 526.32 is 193.3% above this industry median. Based on the distribution chart, Mauna Kea Technologies ranks #736 out of 787 companies in the Medical Devices & Instruments industry, which is in the bottom quartile relative to peers. Overall, Mauna Kea Technologies has a GF Score™ of 47/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Mauna Kea Technologies' Days Inventory compare to ABT and SYK?
According to the Medical Devices & Instruments industry distribution chart, Mauna Kea Technologies ranks #736 out of 787 companies for Days Inventory. This places Mauna Kea Technologies in the lower half of its industry. The industry median Days Inventory is 179.47. Mauna Kea Technologies' value of 526.32 is 193.3% above this benchmark. Historically, Mauna Kea Technologies' own Days Inventory has ranged from 314.27 to 1,070.07 over the past decade. While the company's 10-year median is 483.89 vs. the industry median of 179.47, Mauna Kea Technologies 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 Devices & Instruments company?
The median Days Inventory among Medical Devices & Instruments companies is 179.47, based on 787 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. Mauna Kea Technologies's current Days Inventory of 526.32 is 193.3% 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 Mauna Kea Technologies and its competitors. For the Medical Devices & Instruments industry, the median Days Inventory is 179.47 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Mauna Kea Technologies's current Days Inventory is 526.32, which is near median its own 10-year median of 483.89. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Mauna Kea Technologies stock overvalued right now?
Based on GuruFocus' analysis, Mauna Kea Technologies (STU:1MK) is currently considered Significantly Overvalued. The stock's GF Value™ is €0.11, compared to a current price of €0.15 — trading 34.9% above its estimated fair value. The current Days Inventory is 526.32, which is near median its 10-year median of 483.89 and 193.3% above the Medical Devices & Instruments industry median of 179.47. Mauna Kea Technologies' overall GF Score™ is 47/100 with 6 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 Mauna Kea Technologies (STU:1MK), the current Days Inventory is 526.32 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 Mauna Kea Technologies (STU:1MK) Overvalued in 2026?
Based on GuruFocus' analysis, Mauna Kea Technologies stock appears to be overvalued.
The current stock price of €0.15 is trading 34.9% above its estimated GF Value™ of €0.11.
GuruFocus considers Mauna Kea Technologies to be Significantly Overvalued.
Key valuation signals for STU:1MK:
Days Inventory: 526.32 (near median its 10-year median of 483.89)
GF Value™: €0.11 vs. price of €0.15 (34.9% above fair value)
Industry Position: 193.3% above the Medical Devices & Instruments median (#736 of 787)
No single metric tells the full story. See the STU:1MK stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Mauna Kea Technologies SA is a medical device company that develops, manufactures and markets an imaging platform for visualizing tissue at the cellular level, in real time, during standard procedures, with the mission of eliminating uncertainties in diagnosis and treatment through direct visualization of tissue in vivo at the microscopic level. The company's flagship product, Cellvizio, is the smallest microscope, designed for direct use during minimally invasive procedures. It operates in a single business segment: endomicroscopy. Its geographical presence includes EMEA (Europe, Middle East, Africa), USA and Canada, and Asia, of which the majority of the revenue is generated from USA and Canada.
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