TenarisTS -1.62%81 Days Inventory is 160.42 as of Mar. 2026, which is 5% below its 10-year median of 169.01. GuruFocus rates TS with a GF Score™ of 81/100 and a GF Value™ of $34.75 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 685 Oil & Gas companies, Tenaris ranks worse than 90.36% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). Tenaris's Average Total Inventories for the
three
months ended in Mar. 2026 was $3,604 Mil. Tenaris's Cost of Goods Sold for the
three
months ended in Mar. 2026 was $2,050 Mil.
Hence, Tenaris's Days Inventory for the
three
months ended in Mar. 2026 was 160.42.
The historical rank and industry rank for Tenaris's Days Inventory or its related term are showing as below:
TS'
s Days Inventory Range Over the Past 10 Years
Min: 164.33 Med: 169.01 Max: 204.18
Current: 164.33
During the past 13 years, Tenaris's highest Days Inventory was 204.18. The lowest was 164.33. And the median was 169.01.
TS's Days Inventory is ranked worse than 90.36% of 685
companies
in the Oil & Gas industry
Industry Median: 30.99
vs TS: 164.33
Tenaris's Days Inventory
declined
from Mar. 2025 (171.71) to Mar. 2026 (160.42).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Tenaris's Inventory Turnover for the
three
months ended in Mar. 2026 was 0.57.
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.
Tenaris's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 1.16.
Tenaris (NYSE:TS) 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.
Tenaris'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.
Tenaris'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.
Tenaris Days Inventory Related Terms
Tenaris Days Inventory Historical Data
* Premium members only.
The historical data trend for Tenaris'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 Oil & Gas Equipment & Services subindustry, Tenaris'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.
Tenaris Days Inventory vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Tenaris's Days Inventory distribution charts can be found below:
* The bar in red indicates where Tenaris'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.
Tenaris (TS) has a Days Inventory of 160.42 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Tenaris and its competitors. This is near median its historical median of 169.01. Over the past decade, Tenaris' Days Inventory has ranged from 164.33 to 204.18. According to the industry distribution chart, Tenaris ranks #619 out of 685 companies in the Oil & Gas industry, placing it in the top 90.4%.
Is Tenaris' Days Inventory too high?
Tenaris' current Days Inventory of 160.42 is near median its 10-year median of 169.01. Over the past 10 years, this metric has ranged from a low of 164.33 to a high of 204.18. The Oil & Gas industry median Days Inventory is 30.99. Tenaris' value of 160.42 is 417.7% above this industry median. Based on the distribution chart, Tenaris ranks #619 out of 685 companies in the Oil & Gas industry, which is in the bottom quartile relative to peers. Overall, Tenaris has a GF Score™ of 81/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Tenaris' Days Inventory compare to SLB and BKR?
According to the Oil & Gas industry distribution chart, Tenaris ranks #619 out of 685 companies for Days Inventory. This places Tenaris in the lower half of its industry. The industry median Days Inventory is 30.99. Tenaris' value of 160.42 is 417.7% above this benchmark. Historically, Tenaris' own Days Inventory has ranged from 164.33 to 204.18 over the past decade. While the company's 10-year median is 169.01 vs. the industry median of 30.99, Tenaris 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 Oil & Gas company?
The median Days Inventory among Oil & Gas companies is 30.99, based on 685 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. Tenaris's current Days Inventory of 160.42 is 417.7% 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 Tenaris and its competitors. For the Oil & Gas industry, the median Days Inventory is 30.99 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tenaris's current Days Inventory is 160.42, which is near median its own 10-year median of 169.01. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tenaris stock overvalued right now?
Based on GuruFocus' analysis, Tenaris (TS) is currently considered Significantly Overvalued. The stock's GF Value™ is $34.75, compared to a current price of $56.43 — trading 62.4% above its estimated fair value. The current Days Inventory is 160.42, which is near median its 10-year median of 169.01 and 417.7% above the Oil & Gas industry median of 30.99. Tenaris' overall GF Score™ is 81/100 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 Tenaris (TS), the current Days Inventory is 160.42 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 Tenaris (TS) Overvalued in 2026?
Based on GuruFocus' analysis, Tenaris stock appears to be overvalued.
The current stock price of $56.43 is trading 62.4% above its estimated GF Value™ of $34.75.
GuruFocus considers Tenaris to be Significantly Overvalued.
Key valuation signals for TS:
Days Inventory: 160.42 (near median its 10-year median of 169.01)
GF Value™: $34.75 vs. price of $56.43 (62.4% above fair value)
Industry Position: 417.7% above the Oil & Gas median (#619 of 685)
No single metric tells the full story. See the TS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tenaris SA is engaged in the manufacture and supply of steel pipe products and related services for the energy industry and other industrial applications. The company has one reportable segment, Tubes, which includes the production and sale of steel tubular products such as OCTG, line pipe, and mechanical and structural tubes, mainly for the oil and gas industry. It operates an integrated network of manufacturing, research, and service facilities across the Americas, Europe, the Middle East, Asia, and Africa.
81GF Score
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