SMTOY (Sumitomo Electric Industries) Days Inventory: 84.95 (As of Mar. 2026) — Near Median


SMTOY Sumitomo Electric Industries Ltd SMTOY
82 GF Score
Price $73.82
GF Value $75.69
Valuation Fairly Valued
! 3 Warning Signs
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What is Sumitomo Electric Industries Days Inventory?

Sumitomo Electric Industries SMTOY -4.56% 82 Days Inventory is 84.95 as of Mar. 2026, which is 2% below its 10-year median of 86.88. GuruFocus rates SMTOY with a GF Score™ of 82/100 and a GF Value™ of $75.69 (Fairly Valued). The stock has 3 warning signs investors should review. Among 1,295 Vehicles & Parts companies, Sumitomo Electric Industries ranks worse than 55.52% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). Sumitomo Electric Industries's Average Total Inventories for the three months ended in Mar. 2026 was $6,517 Mil. Sumitomo Electric Industries's Cost of Goods Sold for the three months ended in Mar. 2026 was $7,000 Mil. Hence, Sumitomo Electric Industries's Days Inventory for the three months ended in Mar. 2026 was 84.95.

The historical rank and industry rank for Sumitomo Electric Industries's Days Inventory or its related term are showing as below:

SMTOY' s Days Inventory Range Over the Past 10 Years
Min: 66.63   Med: 86.88   Max: 94.79
Current: 87.25

During the past 13 years, Sumitomo Electric Industries's highest Days Inventory was 94.79. The lowest was 66.63. And the median was 86.88.

SMTOY's Days Inventory is ranked worse than
55.52% of 1295 companies
in the Vehicles & Parts industry
Industry Median: 80.74 vs SMTOY: 87.25

Sumitomo Electric Industries's Days Inventory declined from Mar. 2025 (87.97) to Mar. 2026 (84.95).

Inventory Turnover measures how fast the company turns over its inventory within a year. Sumitomo Electric Industries's Inventory Turnover for the three months ended in Mar. 2026 was 1.07.

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. Sumitomo Electric Industries's Inventory-to-Revenue for the three months ended in Mar. 2026 was 0.73.


Sumitomo Electric Industries  (OTCPK:SMTOY) 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.

Sumitomo Electric Industries's Inventory Turnover for the three months ended in Mar. 2026 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.

Sumitomo Electric Industries's Inventory to Revenue for the three months ended in Mar. 2026 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.


Sumitomo Electric Industries Days Inventory Related Terms


Sumitomo Electric Industries Days Inventory Historical Data

* Premium members only.

The historical data trend for Sumitomo Electric Industries'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.

Sumitomo Electric Industries Days Inventory Chart

Sumitomo Electric Industries Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
Days Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only 98.39 98.68 92.33 86.62 89.58

Sumitomo Electric Industries Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 87.97 88.86 89.26 89.52 84.95

SMTOY vs ORLY, AZO, GPC: Days Inventory Comparison

For the Auto Parts subindustry, Sumitomo Electric Industries'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.


Sumitomo Electric Industries Days Inventory vs Vehicles & Parts Industry

For the Vehicles & Parts industry and Consumer Cyclical sector, Sumitomo Electric Industries's Days Inventory distribution charts can be found below:

* The bar in red indicates where Sumitomo Electric Industries's Days Inventory falls into.


SMTOY
82GF Score
Sumitomo Electric Industries Ltd SMTOY
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
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Sumitomo Electric Industries Days Inventory Calculation

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

Sumitomo Electric Industries's Days Inventory for the fiscal year that ended in Mar. 2026 is calculated as

Days Inventory (A: Mar. 2026 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (A: Mar. 2025 ) + Total Inventories (A: Mar. 2026 )) / count ) / Cost of Goods Sold (A: Mar. 2026 )*Days in Period
=( (6192.224 + 6416.251) / 2 ) / 25687.362*365
=6304.2375 / 25687.362*365
=89.58

Sumitomo Electric Industries's Days Inventory for the quarter that ended in Mar. 2026 is calculated as:

Days Inventory (Q: Mar. 2026 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (Q: Dec. 2025 ) + Total Inventories (Q: Mar. 2026 )) / count ) / Cost of Goods Sold (Q: Mar. 2026 )*Days in Period
=( (6617.587 + 6416.251) / 2 ) / 7000.423*365 / 4
=6516.919 / 7000.423*365 / 4
=84.95

* 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 84.95 mean?
Sumitomo Electric Industries (SMTOY) has a Days Inventory of 84.95 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Sumitomo Electric Industries and its competitors. This is near median its historical median of 86.88. Over the past decade, Sumitomo Electric Industries' Days Inventory has ranged from 66.63 to 94.79. According to the industry distribution chart, Sumitomo Electric Industries ranks #719 out of 1295 companies in the Vehicles & Parts industry, placing it in the top 55.5%.
Is Sumitomo Electric Industries' Days Inventory too high?
Sumitomo Electric Industries' current Days Inventory of 84.95 is near median its 10-year median of 86.88. Over the past 10 years, this metric has ranged from a low of 66.63 to a high of 94.79. The Vehicles & Parts industry median Days Inventory is 80.74. Sumitomo Electric Industries' value of 84.95 is 5.2% above this industry median. Based on the distribution chart, Sumitomo Electric Industries ranks #719 out of 1295 companies in the Vehicles & Parts industry, which is below the industry midpoint. Overall, Sumitomo Electric Industries has a GF Score™ of 82/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Sumitomo Electric Industries' Days Inventory compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, Sumitomo Electric Industries ranks #719 out of 1295 companies for Days Inventory. This places Sumitomo Electric Industries in the lower half of its industry. The industry median Days Inventory is 80.74. Sumitomo Electric Industries' value of 84.95 is 5.2% above this benchmark. Historically, Sumitomo Electric Industries' own Days Inventory has ranged from 66.63 to 94.79 over the past decade. While the company's 10-year median is 86.88 vs. the industry median of 80.74, Sumitomo Electric Industries 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 Vehicles & Parts company?
The median Days Inventory among Vehicles & Parts companies is 80.74, based on 1,295 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. Sumitomo Electric Industries's current Days Inventory of 84.95 is 5.2% 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 Sumitomo Electric Industries and its competitors. For the Vehicles & Parts industry, the median Days Inventory is 80.74 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sumitomo Electric Industries's current Days Inventory is 84.95, which is near median its own 10-year median of 86.88. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sumitomo Electric Industries stock overvalued right now?
Based on GuruFocus' analysis, Sumitomo Electric Industries (SMTOY) is currently considered Fairly Valued. The stock's GF Value™ is $75.69, compared to a current price of $73.82 — trading 2.5% below its estimated fair value. The current Days Inventory is 84.95, which is near median its 10-year median of 86.88 and 5.2% above the Vehicles & Parts industry median of 80.74. Sumitomo Electric Industries' overall GF Score™ is 82/100 with 3 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 Sumitomo Electric Industries (SMTOY), the current Days Inventory is 84.95 as of Mar. 2026. 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 Sumitomo Electric Industries (SMTOY) Overvalued in 2026?

Based on GuruFocus' analysis, Sumitomo Electric Industries stock appears to be undervalued. The current stock price of $73.82 is trading 2.5% below its estimated GF Value™ of $75.69. GuruFocus considers Sumitomo Electric Industries to be Fairly Valued.

Key valuation signals for SMTOY:

  • Days Inventory: 84.95 (near median its 10-year median of 86.88)
  • GF Value™: $75.69 vs. price of $73.82 (2.5% below fair value)
  • GF Score™: 82/100 with 3 warning signs
  • Industry Position: 5.2% above the Vehicles & Parts median (#719 of 1295)

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


Sumitomo Electric Industries Business Description

Address 4-5-33, Kitahama, Chuo-ku, Osaka, JPN, 541-0041
Sumitomo Electric Industries Ltd manufactures and sells electric wires and cables, and other products. The company operates through five segments. The Automotive related business covers wire harnesses, anti-vibration rubber, hoses, electrical parts, and traffic control systems. The Electronics related business provides electronic wires, flexible printed circuits, fluoropolymer products, and metal components. The Environment and Energy related business handles power transmission equipment, substation systems, vacuum and beam equipment, and conductive products. The Industrial Materials business includes steel wire, tools, optical components, and sintered parts. The Information and Communication business offers fiber optic cables, communication equipment, and optical devices.
82GF Score

Get the complete analysis for SMTOY

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

$73.82
Price
$75.69
GF Value