The historical rank and industry rank for Costain Group's Days Inventory or its related term are showing as below:
During the past 13 years, Costain Group's highest Days Inventory was 0.79. The lowest was 0.06. And the median was 0.37.
CTNGY's Days Inventory is not ranked *
in the Construction industry.
Industry Median: 49.85 * Ranked among companies with meaningful Days Inventory only.
Costain Group's Days Inventory
stayed the same
from Dec. 2024 (0.00) to Dec. 2025 (0.00).
Inventory Turnover measures how fast the company turns over its inventory within a year.
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.
Costain Group's Inventory-to-Revenue for the
six
months ended in Dec. 2025 was 0.00.
Costain Group (OTCPK:CTNGY) 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.
Costain 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.
Costain 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.
Costain Group Days Inventory Related Terms
Costain Group Days Inventory Historical Data
* Premium members only.
The historical data trend for Costain 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.
For the Engineering & Construction subindustry, Costain 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.
Costain Group Days Inventory vs Construction Industry
For the Construction industry and Industrials sector, Costain Group's Days Inventory distribution charts can be found below:
* The bar in red indicates where Costain Group'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.
Costain Group (CTNGY) has a Days Inventory of 0.00 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Costain Group and its competitors. Over the past decade, Costain Group's Days Inventory has ranged from 0.06 to 0.79. According to the industry distribution chart, Costain Group ranks #999999 out of 1480 companies in the Construction industry.
Is Costain Group's Days Inventory too high?
Costain Group's current Days Inventory is 0.00. Over the past 10 years, this metric has ranged from a low of 0.06 to a high of 0.79. Based on the distribution chart, Costain Group ranks #999999 out of 1480 companies in the Construction industry, which is in the bottom quartile relative to peers. Overall, Costain Group has a GF Score™ of 59/100, reflecting its overall financial health beyond just this single metric.
How does Costain Group's Days Inventory compare to PWR and FIX?
According to the Construction industry distribution chart, Costain Group ranks #999999 out of 1480 companies for Days Inventory. This places Costain Group in the lower half of its industry. The industry median Days Inventory is 49.85. Historically, Costain Group's own Days Inventory has ranged from 0.06 to 0.79 over the past decade. 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 Construction company?
The median Days Inventory among Construction companies is 49.85, based on 1,480 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. 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 Costain Group and its competitors. For the Construction industry, the median Days Inventory is 49.85 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Costain Group's current Days Inventory is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Costain Group stock overvalued right now?
Costain Group (CTNGY) has a current Days Inventory of 0.00. The stock's GF Value™ is $1.19, compared to a current price of $3.30 — trading 177.3% above its estimated fair value. The current Days Inventory is 0.00. Costain Group's overall GF Score™ is 59/100 with 5 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 Costain Group (CTNGY), the current Days Inventory is 0.00 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 Costain Group (CTNGY) Overvalued in 2026?
Based on GuruFocus' analysis, Costain Group stock appears to be overvalued.
The current stock price of $3.30 is trading 177.3% above its estimated GF Value™ of $1.19.
Key valuation signals for CTNGY:
Days Inventory: 0.00
GF Value™: $1.19 vs. price of $3.30 (177.3% above fair value)
No single metric tells the full story. See the CTNGY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Costain Group PLC offers solutions and services. It provides engineering and technology solutions and advisory and development, design, management, project delivery, technology integration and asset optimization and support services to highways, nuclear, oil and gas, power, water sectors, rail. The company has two segments Transportation and Natural resources. The transportation segment covers highways, rail, and nuclear markets and the Natural resources segment comprises of water, power and oil and gas markets. Majority of revenue is from Transportation Segment.
59GF Score
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