Tang Eng Iron Works Co (ROCO:2035) Days Inventory: 94.35 (As of Dec. 2025) — 21% Above Median

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ROCO:2035 Tang Eng Iron Works Co Ltd ROCO:2035
44 GF Score
Price NT$27.15
GF Value NT$23.80
Valuation Modestly Overvalued
! 9 Warning Signs
View Full Analysis

What is Tang Eng Iron Works Co Days Inventory?

Tang Eng Iron Works Co ROCO:2035 +0.18% 44 Days Inventory is 94.35 as of Dec. 2025, which is 21% above its 10-year median of 77.98. GuruFocus rates ROCO:2035 with a GF Score™ of 44/100 and a GF Value™ of NT$23.80 (Modestly Overvalued). The stock has 9 warning signs investors should review. Among 582 Steel companies, Tang Eng Iron Works Co ranks worse than 56.7% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). Tang Eng Iron Works Co's Average Total Inventories for the three months ended in Dec. 2025 was NT$2,415 Mil. Tang Eng Iron Works Co's Cost of Goods Sold for the three months ended in Dec. 2025 was NT$2,336 Mil. Hence, Tang Eng Iron Works Co's Days Inventory for the three months ended in Dec. 2025 was 94.35.

The historical rank and industry rank for Tang Eng Iron Works Co's Days Inventory or its related term are showing as below:

ROCO:2035' s Days Inventory Range Over the Past 10 Years
Min: 64.15   Med: 77.98   Max: 95.16
Current: 95.16

During the past 13 years, Tang Eng Iron Works Co's highest Days Inventory was 95.16. The lowest was 64.15. And the median was 77.98.

ROCO:2035's Days Inventory is ranked worse than
56.7% of 582 companies
in the Steel industry
Industry Median: 86.57 vs ROCO:2035: 95.16

Tang Eng Iron Works Co's Days Inventory increased from Dec. 2024 (79.26) to Dec. 2025 (94.35). It might indicate that Tang Eng Iron Works Co's sales slowed down.

Inventory Turnover measures how fast the company turns over its inventory within a year. Tang Eng Iron Works Co's Inventory Turnover for the three months ended in Dec. 2025 was 0.97.

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. Tang Eng Iron Works Co's Inventory-to-Revenue for the three months ended in Dec. 2025 was 1.19.


Tang Eng Iron Works Co  (ROCO:2035) 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.

Tang Eng Iron Works Co's Inventory Turnover for the three 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.

Tang Eng Iron Works Co's Inventory to Revenue for the three 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.


Tang Eng Iron Works Co Days Inventory Related Terms


Tang Eng Iron Works Co Days Inventory Historical Data

* Premium members only.

The historical data trend for Tang Eng Iron Works Co'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.

Tang Eng Iron Works Co Days Inventory Chart

Tang Eng Iron Works Co 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 75.61 80.35 64.15 71.54 91.05

Tang Eng Iron Works Co Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 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 79.26 104.48 94.52 90.96 94.35

ROCO:2035 vs NUE, STLD, RS: Days Inventory Comparison

For the Steel subindustry, Tang Eng Iron Works Co'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.


Tang Eng Iron Works Co Days Inventory vs Steel Industry

For the Steel industry and Basic Materials sector, Tang Eng Iron Works Co's Days Inventory distribution charts can be found below:

* The bar in red indicates where Tang Eng Iron Works Co's Days Inventory falls into.


ROCO:2035
44GF Score
Tang Eng Iron Works Co Ltd ROCO:2035
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Tang Eng Iron Works Co Days Inventory Calculation

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

Tang Eng Iron Works Co'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
=( (3104.135 + 2311.426) / 2 ) / 10854.717*365
=2707.7805 / 10854.717*365
=91.05

Tang Eng Iron Works Co'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: Sep. 2025 ) + Total Inventories (Q: Dec. 2025 )) / count ) / Cost of Goods Sold (Q: Dec. 2025 )*Days in Period
=( (2518.566 + 2311.426) / 2 ) / 2335.665*365 / 4
=2414.996 / 2335.665*365 / 4
=94.35

* 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 94.35 mean?
Tang Eng Iron Works Co (ROCO:2035) has a Days Inventory of 94.35 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Tang Eng Iron Works Co and its competitors. This is 21% above median its historical median of 77.98. Over the past decade, Tang Eng Iron Works Co's Days Inventory has ranged from 64.15 to 95.16. According to the industry distribution chart, Tang Eng Iron Works Co ranks #330 out of 582 companies in the Steel industry, placing it in the top 56.7%.
Is Tang Eng Iron Works Co's Days Inventory too high?
Tang Eng Iron Works Co's current Days Inventory of 94.35 is 21% above median its 10-year median of 77.98. Over the past 10 years, this metric has ranged from a low of 64.15 to a high of 95.16. The Steel industry median Days Inventory is 86.57. Tang Eng Iron Works Co's value of 94.35 is 9% above this industry median. Based on the distribution chart, Tang Eng Iron Works Co ranks #330 out of 582 companies in the Steel industry, which is below the industry midpoint. Overall, Tang Eng Iron Works Co has a GF Score™ of 44/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Tang Eng Iron Works Co's Days Inventory compare to NUE and STLD?
According to the Steel industry distribution chart, Tang Eng Iron Works Co ranks #330 out of 582 companies for Days Inventory. This places Tang Eng Iron Works Co in the lower half of its industry. The industry median Days Inventory is 86.57. Tang Eng Iron Works Co's value of 94.35 is 9% above this benchmark. Historically, Tang Eng Iron Works Co's own Days Inventory has ranged from 64.15 to 95.16 over the past decade. While the company's 10-year median is 77.98 vs. the industry median of 86.57, Tang Eng Iron Works Co 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 Steel company?
The median Days Inventory among Steel companies is 86.57, based on 582 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. Tang Eng Iron Works Co's current Days Inventory of 94.35 is 9% 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 Tang Eng Iron Works Co and its competitors. For the Steel industry, the median Days Inventory is 86.57 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tang Eng Iron Works Co's current Days Inventory is 94.35, which is 21% above median its own 10-year median of 77.98. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tang Eng Iron Works Co stock overvalued right now?
Based on GuruFocus' analysis, Tang Eng Iron Works Co (ROCO:2035) is currently considered Modestly Overvalued. The stock's GF Value™ is NT$23.80, compared to a current price of NT$27.15 — trading 14.1% above its estimated fair value. The current Days Inventory is 94.35, which is 21% above median its 10-year median of 77.98 and 9% above the Steel industry median of 86.57. Tang Eng Iron Works Co's overall GF Score™ is 44/100 with 9 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 Tang Eng Iron Works Co (ROCO:2035), the current Days Inventory is 94.35 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 Tang Eng Iron Works Co (ROCO:2035) Overvalued in 2026?

Based on GuruFocus' analysis, Tang Eng Iron Works Co stock appears to be overvalued. The current stock price of NT$27.15 is trading 14.1% above its estimated GF Value™ of NT$23.80. GuruFocus considers Tang Eng Iron Works Co to be Modestly Overvalued.

Key valuation signals for ROCO:2035:

  • Days Inventory: 94.35 (21% above median its 10-year median of 77.98)
  • GF Value™: NT$23.80 vs. price of NT$27.15 (14.1% above fair value)
  • GF Score™: 44/100 with 9 warning signs
  • Industry Position: 9% above the Steel median (#330 of 582)

No single metric tells the full story. See the ROCO:2035 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Tang Eng Iron Works Co Business Description

Address No.4 Yanhai 2nd Road, Xiaogang District, Hsiao Kang, Kaohsiung, TWN, 81260
Tang Eng Iron Works Co Ltd is engaged in the manufacture and trading of stainless steel products. Its products include Anti-bacterial Stainless-Steel Coils and Products; Crimped Steel Board; Anti-bacterial Stainless-Steel Products; Duplex Stainless Steel; and Precipitation Hardening Stainless Steel. The company has only one reportable segment: the stainless steel segment that mainly manufactures and trades stainless steel products.
44GF Score

Get the complete analysis for ROCO:2035

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

NT$27.15
Price
NT$23.80
GF Value