Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). ArcelorMittal's share price for the quarter that ended in Mar. 2026 was €43.89. ArcelorMittal's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 760 Mil. Therefore, ArcelorMittal's market cap for the quarter that ended in Mar. 2026 was €33,375 Mil.
ArcelorMittal's quarterly market cap
increased
from Sep. 2025 (€23,294 Mil) to Dec. 2025 (€29,730 Mil) and
increased
from Dec. 2025 (€29,730 Mil) to Mar. 2026 (€33,375 Mil).
ArcelorMittal's annual market cap
declined
from Dec. 2023 (€21,227 Mil) to Dec. 2024 (€17,077 Mil) but then
increased
from Dec. 2024 (€17,077 Mil) to Dec. 2025 (€29,730 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. ArcelorMittal's Enterprise Value for Today is €49,686 Mil.
ArcelorMittal (WBO:MT) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
ArcelorMittal Market Cap Related Terms
ArcelorMittal Market Cap Historical Data
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The historical data trend for ArcelorMittal's Market Cap 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 Steel subindustry, ArcelorMittal's Market Cap, along with its competitors' market caps and Market Cap 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.
ArcelorMittal Market Cap vs Steel Industry
For the Steel industry and Basic Materials sector, ArcelorMittal's Market Cap distribution charts can be found below:
* The bar in red indicates where ArcelorMittal's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
ArcelorMittal's Market Cap for the fiscal year that 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.
ArcelorMittal (WBO:MT) has a Market Cap of €39,733 Mil as of Jun. 29, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ArcelorMittal and its competitors. According to the industry distribution chart, ArcelorMittal ranks #2 out of 641 companies in the Steel industry, placing it in the top 0.3%.
Is ArcelorMittal's Market Cap too high?
ArcelorMittal's current Market Cap is €39,733 Mil. Based on the distribution chart, ArcelorMittal ranks #2 out of 641 companies in the Steel industry, which is in the top quartile — a strong position relative to peers. Overall, ArcelorMittal has a GF Score™ of 63/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does ArcelorMittal's Market Cap compare to NUE and STLD?
According to the Steel industry distribution chart, ArcelorMittal ranks #2 out of 641 companies for Market Cap. This places ArcelorMittal in the top 0% of its industry — outperforming the majority of peers. The industry median Market Cap is 101.05. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Steel company?
The median Market Cap among Steel companies is 101.05, based on 641 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ArcelorMittal and its competitors. For the Steel industry, the median Market Cap is 101.05 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ArcelorMittal's current Market Cap is €39,733 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ArcelorMittal stock overvalued right now?
Based on GuruFocus' analysis, ArcelorMittal (WBO:MT) is currently considered Significantly Overvalued. The stock's GF Value™ is €23.79, compared to a current price of €52.42 — trading 120.3% above its estimated fair value. The current Market Cap is €39,733 Mil. ArcelorMittal's overall GF Score™ is 63/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For ArcelorMittal (WBO:MT), the current Market Cap is €39,733 Mil as of Jun. 29, 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 ArcelorMittal (WBO:MT) Overvalued in 2026?
Based on GuruFocus' analysis, ArcelorMittal stock appears to be overvalued.
The current stock price of €52.42 is trading 120.3% above its estimated GF Value™ of €23.79.
GuruFocus considers ArcelorMittal to be Significantly Overvalued.
Key valuation signals for WBO:MT:
Market Cap: €39,733 Mil
GF Value™: €23.79 vs. price of €52.42 (120.3% above fair value)
No single metric tells the full story. See the WBO:MT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
ArcelorMittal SA is an integrated steel and mining company. The company's reportable operating segments include North America, Brazil, Europe, India and JVs, Sustainable Solutions, and Mining. It generates maximum revenue from the Europe segment. The Europe segment produces hot-rolled coil, cold-rolled coil, coated products, tinplate, plate, and slab. These products are sold to customers in the automotive, general, and packaging sectors, as well as producing long products consisting of sections, wire rods, rebar, billets, blooms and wire drawing, and tubular products. Geographically, it derives a majority of its revenue from the United States, followed by Brazil, Canada, Mexico, Argentina, and other markets.
63GF Score
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