Alumasc GroupLSE:ALU -1.05%79 Days Inventory is 79.01 as of Dec. 2025, which is 18% above its 10-year median of 66.72. GuruFocus rates LSE:ALU with a GF Score™ of 79/100 and a GF Value™ of £2.39 (Fairly Valued). The stock has 1 warning sign investors should review. Among 453 Utilities - Regulated companies, Alumasc Group ranks worse than 82.78% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). Alumasc Group's Average Total Inventories for the
six
months ended in Dec. 2025 was £13.9 Mil. Alumasc Group's Cost of Goods Sold for the
six
months ended in Dec. 2025 was £32.2 Mil.
Hence, Alumasc Group's Days Inventory for the
six
months ended in Dec. 2025 was 79.01.
The historical rank and industry rank for Alumasc Group's Days Inventory or its related term are showing as below:
LSE:ALU'
s Days Inventory Range Over the Past 10 Years
Min: 52.57 Med: 66.72 Max: 80.74
Current: 74.35
During the past 13 years, Alumasc Group's highest Days Inventory was 80.74. The lowest was 52.57. And the median was 66.72.
LSE:ALU's Days Inventory is ranked worse than 82.78% of 453
companies
in the Utilities - Regulated industry
Industry Median: 22.51
vs LSE:ALU: 74.35
Alumasc Group's Days Inventory
increased
from Dec. 2024 (66.58) to Dec. 2025 (79.01).
It might indicate that Alumasc Group's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Alumasc Group's Inventory Turnover for the
six
months ended in Dec. 2025 was 2.31.
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.
Alumasc Group's Inventory-to-Revenue for the
six
months ended in Dec. 2025 was 0.28.
Alumasc Group (LSE:ALU) 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.
Alumasc 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.
Alumasc 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.
Alumasc Group Days Inventory Related Terms
Alumasc Group Days Inventory Historical Data
* Premium members only.
The historical data trend for Alumasc 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.
LSE:ALU vs AWK, WTRG, AWR: Days Inventory Comparison
For the Utilities - Regulated Water subindustry, Alumasc 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.
Alumasc Group Days Inventory vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Alumasc Group's Days Inventory distribution charts can be found below:
* The bar in red indicates where Alumasc 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.
Alumasc Group (LSE:ALU) has a Days Inventory of 79.01 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Alumasc Group and its competitors. This is 18% above median its historical median of 66.72. Over the past decade, Alumasc Group's Days Inventory has ranged from 52.57 to 80.74. According to the industry distribution chart, Alumasc Group ranks #375 out of 453 companies in the Utilities - Regulated industry, placing it in the top 82.8%.
Is Alumasc Group's Days Inventory too high?
Alumasc Group's current Days Inventory of 79.01 is 18% above median its 10-year median of 66.72. Over the past 10 years, this metric has ranged from a low of 52.57 to a high of 80.74. The Utilities - Regulated industry median Days Inventory is 22.51. Alumasc Group's value of 79.01 is 251% above this industry median. Based on the distribution chart, Alumasc Group ranks #375 out of 453 companies in the Utilities - Regulated industry, which is in the bottom quartile relative to peers. Overall, Alumasc Group has a GF Score™ of 79/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Alumasc Group's Days Inventory compare to AWK and WTRG?
According to the Utilities - Regulated industry distribution chart, Alumasc Group ranks #375 out of 453 companies for Days Inventory. This places Alumasc Group in the lower half of its industry. The industry median Days Inventory is 22.51. Alumasc Group's value of 79.01 is 251% above this benchmark. Historically, Alumasc Group's own Days Inventory has ranged from 52.57 to 80.74 over the past decade. While the company's 10-year median is 66.72 vs. the industry median of 22.51, Alumasc Group 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 an Utilities - Regulated company?
The median Days Inventory among Utilities - Regulated companies is 22.51, based on 453 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. Alumasc Group's current Days Inventory of 79.01 is 251% 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 Alumasc Group and its competitors. For the Utilities - Regulated industry, the median Days Inventory is 22.51 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Alumasc Group's current Days Inventory is 79.01, which is 18% above median its own 10-year median of 66.72. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Alumasc Group stock overvalued right now?
Based on GuruFocus' analysis, Alumasc Group (LSE:ALU) is currently considered Fairly Valued. The stock's GF Value™ is £2.39, compared to a current price of £2.35 — trading 1.7% below its estimated fair value. The current Days Inventory is 79.01, which is 18% above median its 10-year median of 66.72 and 251% above the Utilities - Regulated industry median of 22.51. Alumasc Group's overall GF Score™ is 79/100 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 Alumasc Group (LSE:ALU), the current Days Inventory is 79.01 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 Alumasc Group (LSE:ALU) Overvalued in 2026?
Based on GuruFocus' analysis, Alumasc Group stock appears to be undervalued.
The current stock price of £2.35 is trading 1.7% below its estimated GF Value™ of £2.39.
GuruFocus considers Alumasc Group to be Fairly Valued.
Key valuation signals for LSE:ALU:
Days Inventory: 79.01 (18% above median its 10-year median of 66.72)
GF Value™: £2.39 vs. price of £2.35 (1.7% below fair value)
Industry Position: 251% above the Utilities - Regulated median (#375 of 453)
No single metric tells the full story. See the LSE:ALU stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Alumasc Group PLC is a building product, system, and solution company. Its segment includes Water Management, Building Envelope, and Housebuilding Products. The company operates in the UK, Europe, North America, the Middle East, the Far East, and the Rest of the World. It generates the majority of its revenue from the United Kingdom. The company generates the majority of its revenue from Water Management, which provides rainwater and drainage products that capture, retain, and control the flow of rainwater inside and outside buildings from the original source to water course, sewer, or ground.
79GF Score
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