ATIATI -1.01%70 Market Cap is $26,965 Mil as of Jun. 25, 2026. GuruFocus rates ATI with a GF Score™ of 70/100 and a GF Value™ of $69.32 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 3,100 Industrial Products companies, ATI ranks better than 98.74% on this metric.
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). ATI's share price for the quarter that ended in Mar. 2026 was $145.46. ATI's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 136 Mil. Therefore, ATI's market cap for the quarter that ended in Mar. 2026 was $19,851 Mil.
ATI's quarterly market cap
increased
from Sep. 2025 ($11,051 Mil) to Dec. 2025 ($15,600 Mil) and
increased
from Dec. 2025 ($15,600 Mil) to Mar. 2026 ($19,851 Mil).
ATI's annual market cap
increased
from Dec. 2023 ($5,769 Mil) to Dec. 2024 ($7,782 Mil) and
increased
from Dec. 2024 ($7,782 Mil) to Dec. 2025 ($15,600 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. ATI's Enterprise Value for Today is $28,507 Mil.
ATI (NYSE:ATI) 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.
ATI Market Cap Related Terms
ATI Market Cap Historical Data
* Premium members only.
The historical data trend for ATI'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 Metal Fabrication subindustry, ATI'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.
ATI Market Cap vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, ATI's Market Cap distribution charts can be found below:
* The bar in red indicates where ATI'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.
ATI'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.
ATI (ATI) has a Market Cap of $26,965 Mil as of Jun. 25, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ATI and its competitors. According to the industry distribution chart, ATI ranks #39 out of 3100 companies in the Industrial Products industry, placing it in the top 1.3%.
Is ATI's Market Cap too high?
ATI's current Market Cap is $26,965 Mil. The Industrial Products industry median Market Cap is 288.64. ATI's value of $26,965 Mil is 9242% above this industry median. Based on the distribution chart, ATI ranks #39 out of 3100 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, ATI has a GF Score™ of 70/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does ATI's Market Cap compare to CRS and MLI?
According to the Industrial Products industry distribution chart, ATI ranks #39 out of 3100 companies for Market Cap. This places ATI in the top 1% of its industry — outperforming the majority of peers. The industry median Market Cap is 288.64. ATI's value of $26,965 Mil is 9242% above this benchmark. 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 an Industrial Products company?
The median Market Cap among Industrial Products companies is 288.64, based on 3,100 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. ATI's current Market Cap of $26,965 Mil is 9242% 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 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 ATI and its competitors. For the Industrial Products industry, the median Market Cap is 288.64 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ATI's current Market Cap is $26,965 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ATI stock overvalued right now?
Based on GuruFocus' analysis, ATI (ATI) is currently considered Significantly Overvalued. The stock's GF Value™ is $69.32, compared to a current price of $197.59 — trading 185% above its estimated fair value. The current Market Cap is $26,965 Mil and 9242% above the Industrial Products industry median of 288.64. ATI's overall GF Score™ is 70/100 with 5 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 ATI (ATI), the current Market Cap is $26,965 Mil as of Jun. 25, 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 ATI (ATI) Overvalued in 2026?
Based on GuruFocus' analysis, ATI stock appears to be overvalued.
The current stock price of $197.59 is trading 185% above its estimated GF Value™ of $69.32.
GuruFocus considers ATI to be Significantly Overvalued.
Key valuation signals for ATI:
Market Cap: $26,965 Mil
GF Value™: $69.32 vs. price of $197.59 (185% above fair value)
Industry Position: 9242% above the Industrial Products median (#39 of 3100)
No single metric tells the full story. See the ATI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
ATI Inc supplies specialty metals to various end markets, including aerospace and defense, oil and gas, automotive, and electrical energy, among many others. The company's operating segment includes High-Performance Materials and Components and Advanced Alloys and Solutions. The majority of revenue is from the High-Performance Materials segment. The High-Performance Materials segment is focused on a wide range of high-performance specialty materials, parts, and components for several the majority of end markets, including the aerospace & defense, medical, and energy markets. Geographically, it operates in the United States, China, the United Kingdom, Germany, France, Canada, and Others, the majority is from the United States.
70GF Score
Get the complete analysis for ATI
Market Cap is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ATI has been successfully added to your 
