CSSPF (NIOX Group) Days Inventory: 110.15 (As of Dec. 2025) — 33% Below Median


CSSPF NIOX Group PLC CSSPF
77 GF Score
Price $0.80
GF Value $1.21
Valuation Significantly Undervalued
! 1 Warning Sign
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What is NIOX Group Days Inventory?

NIOX Group CSSPF 77 Days Inventory is 110.15 as of Dec. 2025, which is 33% below its 10-year median of 165.54. GuruFocus rates CSSPF with a GF Score™ of 77/100 and a GF Value™ of $1.21 (Significantly Undervalued). The stock has 1 warning sign investors should review. Among 786 Medical Devices & Instruments companies, NIOX Group ranks better than 79.13% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). NIOX Group's Average Total Inventories for the six months ended in Dec. 2025 was $6.06 Mil. NIOX Group's Cost of Goods Sold for the six months ended in Dec. 2025 was $10.04 Mil. Hence, NIOX Group's Days Inventory for the six months ended in Dec. 2025 was 110.15.

The historical rank and industry rank for NIOX Group's Days Inventory or its related term are showing as below:

CSSPF' s Days Inventory Range Over the Past 10 Years
Min: 105.44   Med: 165.54   Max: 252.14
Current: 105.44

During the past 13 years, NIOX Group's highest Days Inventory was 252.14. The lowest was 105.44. And the median was 165.54.

CSSPF's Days Inventory is ranked better than
79.13% of 786 companies
in the Medical Devices & Instruments industry
Industry Median: 179.86 vs CSSPF: 105.44

NIOX Group's Days Inventory declined from Dec. 2024 (127.83) to Dec. 2025 (110.15).

Inventory Turnover measures how fast the company turns over its inventory within a year. NIOX Group's Inventory Turnover for the six months ended in Dec. 2025 was 1.66.

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. NIOX Group's Inventory-to-Revenue for the six months ended in Dec. 2025 was 0.19.


NIOX Group  (OTCPK:CSSPF) 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.

NIOX Group'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.

NIOX Group'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.


NIOX Group Days Inventory Related Terms


NIOX Group Days Inventory Historical Data

* Premium members only.

The historical data trend for NIOX Group'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.

NIOX Group Days Inventory Chart

NIOX Group Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Days Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only 138.26 141.34 154.95 138.55 106.79

NIOX Group Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Days Inventory Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 147.24 139.62 127.83 94.00 110.15

CSSPF vs ABT, SYK, MDT: Days Inventory Comparison

For the Medical Devices subindustry, NIOX Group'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.


NIOX Group Days Inventory vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, NIOX Group's Days Inventory distribution charts can be found below:

* The bar in red indicates where NIOX Group's Days Inventory falls into.


CSSPF
77GF Score
NIOX Group PLC CSSPF
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
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NIOX Group Days Inventory Calculation

Days Inventory indicates the number of days of goods in sales that a company has in the inventory.

NIOX Group's Days Inventory for the fiscal year that ended in Dec. 2025 is calculated as

Days Inventory (A: Dec. 2025 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (A: Dec. 2024 ) + Total Inventories (A: Dec. 2025 )) / count ) / Cost of Goods Sold (A: Dec. 2025 )*Days in Period
=( (5.057 + 6.693) / 2 ) / 20.08*365
=5.875 / 20.08*365
=106.79

NIOX Group's Days Inventory for the quarter that ended in Dec. 2025 is calculated as:

Days Inventory (Q: Dec. 2025 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (Q: Jun. 2025 ) + Total Inventories (Q: Dec. 2025 )) / count ) / Cost of Goods Sold (Q: Dec. 2025 )*Days in Period
=( (5.427 + 6.693) / 2 ) / 10.04*365 / 2
=6.06 / 10.04*365 / 2
=110.15

* 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.

Frequently Asked Questions Learn more about Days Inventory →
What does a Days Inventory of 110.15 mean?
NIOX Group (CSSPF) has a Days Inventory of 110.15 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on NIOX Group and its competitors. This is 33% below median its historical median of 165.54. Over the past decade, NIOX Group's Days Inventory has ranged from 105.44 to 252.14. According to the industry distribution chart, NIOX Group ranks #164 out of 786 companies in the Medical Devices & Instruments industry, placing it in the top 20.9%.
Is NIOX Group's Days Inventory too high?
NIOX Group's current Days Inventory of 110.15 is 33% below median its 10-year median of 165.54. Over the past 10 years, this metric has ranged from a low of 105.44 to a high of 252.14. The Medical Devices & Instruments industry median Days Inventory is 179.86. NIOX Group's value of 110.15 is 38.8% below this industry median. Based on the distribution chart, NIOX Group ranks #164 out of 786 companies in the Medical Devices & Instruments industry, which is in the top quartile — a strong position relative to peers. Overall, NIOX Group has a GF Score™ of 77/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does NIOX Group's Days Inventory compare to ABT and SYK?
According to the Medical Devices & Instruments industry distribution chart, NIOX Group ranks #164 out of 786 companies for Days Inventory. This places NIOX Group in the top 21% of its industry — outperforming the majority of peers. The industry median Days Inventory is 179.86. NIOX Group's value of 110.15 is 38.8% below this benchmark. Historically, NIOX Group's own Days Inventory has ranged from 105.44 to 252.14 over the past decade. While the company's 10-year median is 165.54 vs. the industry median of 179.86, NIOX Group 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 Devices & Instruments company?
The median Days Inventory among Medical Devices & Instruments companies is 179.86, based on 786 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. NIOX Group's current Days Inventory of 110.15 is 38.8% 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 NIOX Group and its competitors. For the Medical Devices & Instruments industry, the median Days Inventory is 179.86 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. NIOX Group's current Days Inventory is 110.15, which is 33% below median its own 10-year median of 165.54. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is NIOX Group stock overvalued right now?
Based on GuruFocus' analysis, NIOX Group (CSSPF) is currently considered Significantly Undervalued. The stock's GF Value™ is $1.21, compared to a current price of $0.80 — trading 33.9% below its estimated fair value. The current Days Inventory is 110.15, which is 33% below median its 10-year median of 165.54 and 38.8% below the Medical Devices & Instruments industry median of 179.86. NIOX Group's overall GF Score™ is 77/100 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 NIOX Group (CSSPF), the current Days Inventory is 110.15 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 NIOX Group (CSSPF) Overvalued in 2026?

Based on GuruFocus' analysis, NIOX Group stock appears to be undervalued. The current stock price of $0.80 is trading 33.9% below its estimated GF Value™ of $1.21. GuruFocus considers NIOX Group to be Significantly Undervalued.

Key valuation signals for CSSPF:

  • Days Inventory: 110.15 (33% below median its 10-year median of 165.54)
  • GF Value™: $1.21 vs. price of $0.80 (33.9% below fair value)
  • GF Score™: 77/100 with 1 warning sign
  • Industry Position: 38.8% below the Medical Devices & Instruments median (#164 of 786)

No single metric tells the full story. See the CSSPF stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


NIOX Group Business Description

Other Exchanges NIOXl:UKNIOX:UK82C:Germany
Address 1 Robert Robinson Avenue, Magdalen Centre, The Oxford Science Park, Oxford, GBR, OX4 4GA
NIOX Group PLC is engaged in improving the diagnosis, monitoring and management of both asthma and COPD by providing greater patient access to FeNO testing. The company is engaged in the design, development, and commercialization of medical devices for the measurement of FeNO, a precise biomarker for type 2 inflammation which is present in asthma and COPD. Its device, NIOX VERO, is increasingly recognised by healthcare professionals as an important tool to improve the diagnosis, monitoring and management of asthma and COPD. It operates in single segment of NIOX relates to the portfolio of products used to improve asthma diagnosis, monitoring and management by measuring fractional exhaled nitric oxide (FeNO).
77GF Score

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Days Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$0.80
Price
$1.21
GF Value