Valero EnergyMEX:VLO +4.77%53 Days Inventory is 22.76 as of Mar. 2026, which is 2% below its 10-year median of 23.12. GuruFocus rates MEX:VLO with a GF Score™ of 53/100 and a GF Value™ of MXN2,560.57 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 688 Oil & Gas companies, Valero Energy ranks better than 59.88% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). Valero Energy's Average Total Inventories for the
three
months ended in Mar. 2026 was MXN136,468 Mil. Valero Energy's Cost of Goods Sold for the
three
months ended in Mar. 2026 was MXN547,130 Mil.
Hence, Valero Energy's Days Inventory for the
three
months ended in Mar. 2026 was 22.76.
The historical rank and industry rank for Valero Energy's Days Inventory or its related term are showing as below:
MEX:VLO'
s Days Inventory Range Over the Past 10 Years
Min: 14.88 Med: 23.12 Max: 36.25
Current: 23.03
During the past 13 years, Valero Energy's highest Days Inventory was 36.25. The lowest was 14.88. And the median was 23.12.
MEX:VLO's Days Inventory is ranked better than 59.88% of 688
companies
in the Oil & Gas industry
Industry Median: 31
vs MEX:VLO: 23.03
Valero Energy's Days Inventory
declined
from Mar. 2025 (23.04) to Mar. 2026 (22.76).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Valero Energy's Inventory Turnover for the
three
months ended in Mar. 2026 was 4.01.
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.
Valero Energy's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.23.
Valero Energy (MEX:VLO) 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.
Valero Energy'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.
Valero Energy'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.
Valero Energy Days Inventory Related Terms
Valero Energy Days Inventory Historical Data
* Premium members only.
The historical data trend for Valero Energy'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.
MEX:VLO vs MPC, PSX, SUN: Days Inventory Comparison
For the Oil & Gas Refining & Marketing subindustry, Valero Energy'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.
Valero Energy Days Inventory vs Oil & Gas Industry
For the Oil & Gas industry and Energy sector, Valero Energy's Days Inventory distribution charts can be found below:
* The bar in red indicates where Valero Energy'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.
Valero Energy (MEX:VLO) has a Days Inventory of 22.76 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Valero Energy and its competitors. This is near median its historical median of 23.12. Over the past decade, Valero Energy's Days Inventory has ranged from 14.88 to 36.25. According to the industry distribution chart, Valero Energy ranks #276 out of 688 companies in the Oil & Gas industry, placing it in the top 40.1%.
Is Valero Energy's Days Inventory too high?
Valero Energy's current Days Inventory of 22.76 is near median its 10-year median of 23.12. Over the past 10 years, this metric has ranged from a low of 14.88 to a high of 36.25. The Oil & Gas industry median Days Inventory is 31.00. Valero Energy's value of 22.76 is 26.6% below this industry median. Based on the distribution chart, Valero Energy ranks #276 out of 688 companies in the Oil & Gas industry, which is above the industry midpoint. Overall, Valero Energy has a GF Score™ of 53/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Valero Energy's Days Inventory compare to MPC and PSX?
According to the Oil & Gas industry distribution chart, Valero Energy ranks #276 out of 688 companies for Days Inventory. This puts Valero Energy in the upper half of its industry. The industry median Days Inventory is 31.00. Valero Energy's value of 22.76 is 26.6% below this benchmark. Historically, Valero Energy's own Days Inventory has ranged from 14.88 to 36.25 over the past decade. While the company's 10-year median is 23.12 vs. the industry median of 31.00, Valero Energy has consistently been below 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 31.00, based on 688 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. Valero Energy's current Days Inventory of 22.76 is 26.6% below 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 Valero Energy and its competitors. For the Oil & Gas industry, the median Days Inventory is 31.00 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Valero Energy's current Days Inventory is 22.76, which is near median its own 10-year median of 23.12. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Valero Energy stock overvalued right now?
Based on GuruFocus' analysis, Valero Energy (MEX:VLO) is currently considered Significantly Overvalued. The stock's GF Value™ is MXN2,560.57, compared to a current price of MXN4,676.85 — trading 82.6% above its estimated fair value. The current Days Inventory is 22.76, which is near median its 10-year median of 23.12 and 26.6% below the Oil & Gas industry median of 31.00. Valero Energy's overall GF Score™ is 53/100 with 6 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 Valero Energy (MEX:VLO), the current Days Inventory is 22.76 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 Valero Energy (MEX:VLO) Overvalued in 2026?
Based on GuruFocus' analysis, Valero Energy stock appears to be overvalued.
The current stock price of MXN4,676.85 is trading 82.6% above its estimated GF Value™ of MXN2,560.57.
GuruFocus considers Valero Energy to be Significantly Overvalued.
Key valuation signals for MEX:VLO:
Days Inventory: 22.76 (near median its 10-year median of 23.12)
GF Value™: MXN2,560.57 vs. price of MXN4,676.85 (82.6% above fair value)
Industry Position: 26.6% below the Oil & Gas median (#276 of 688)
No single metric tells the full story. See the MEX:VLO stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Valero Energy is one of the largest independent refiners in the United States. It operates 15 refineries, with a total throughput capacity of 3.2 million barrels a day in the US, Canada, and the United Kingdom. Valero also owns 12 ethanol plants with capacity of 1.6 billion gallons a year and holds a 50% stake in Diamond Green Diesel, which can produce 1.2 billion gallons per year of renewable diesel.
53GF Score
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