GATXGATX +0.34%86 Market Cap is $6,471 Mil as of Jun. 27, 2026. GuruFocus rates GATX with a GF Score™ of 86/100 and a GF Value™ of $194.37 (Fairly Valued). The stock has 8 warning signs investors should review. Among 1,116 Business Services companies, GATX ranks better than 96.33% 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). GATX's share price for the quarter that ended in Mar. 2026 was $170.74. GATX's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 36 Mil. Therefore, GATX's market cap for the quarter that ended in Mar. 2026 was $6,062 Mil.
GATX's quarterly market cap
declined
from Sep. 2025 ($6,237 Mil) to Dec. 2025 ($6,004 Mil) but then
increased
from Dec. 2025 ($6,004 Mil) to Mar. 2026 ($6,062 Mil).
GATX's annual market cap
increased
from Dec. 2023 ($4,264 Mil) to Dec. 2024 ($5,513 Mil) and
increased
from Dec. 2024 ($5,513 Mil) to Dec. 2025 ($6,004 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. GATX's Enterprise Value for Today is $19,236 Mil.
GATX (NYSE:GATX) 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.
GATX Market Cap Related Terms
GATX Market Cap Historical Data
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The historical data trend for GATX'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 Rental & Leasing Services subindustry, GATX'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.
GATX Market Cap vs Business Services Industry
For the Business Services industry and Industrials sector, GATX's Market Cap distribution charts can be found below:
* The bar in red indicates where GATX'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.
GATX'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.
GATX (GATX) has a Market Cap of $6,471 Mil as of Jun. 27, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on GATX and its competitors. According to the industry distribution chart, GATX ranks #41 out of 1116 companies in the Business Services industry, placing it in the top 3.7%.
Is GATX's Market Cap too high?
GATX's current Market Cap is $6,471 Mil. The Business Services industry median Market Cap is 55.25. GATX's value of $6,471 Mil is 11612.4% above this industry median. Based on the distribution chart, GATX ranks #41 out of 1116 companies in the Business Services industry, which is in the top quartile — a strong position relative to peers. Overall, GATX has a GF Score™ of 86/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does GATX's Market Cap compare to CAR and EQPT?
According to the Business Services industry distribution chart, GATX ranks #41 out of 1116 companies for Market Cap. This places GATX in the top 4% of its industry — outperforming the majority of peers. The industry median Market Cap is 55.25. GATX's value of $6,471 Mil is 11612.4% 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 a Business Services company?
The median Market Cap among Business Services companies is 55.25, based on 1,116 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. GATX's current Market Cap of $6,471 Mil is 11612.4% 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 GATX and its competitors. For the Business Services industry, the median Market Cap is 55.25 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. GATX's current Market Cap is $6,471 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is GATX stock overvalued right now?
Based on GuruFocus' analysis, GATX (GATX) is currently considered Fairly Valued. The stock's GF Value™ is $194.37, compared to a current price of $182.26 — trading 6.2% below its estimated fair value. The current Market Cap is $6,471 Mil and 11612.4% above the Business Services industry median of 55.25. GATX's overall GF Score™ is 86/100 with 8 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 GATX (GATX), the current Market Cap is $6,471 Mil as of Jun. 27, 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 GATX (GATX) Overvalued in 2026?
Based on GuruFocus' analysis, GATX stock appears to be undervalued.
The current stock price of $182.26 is trading 6.2% below its estimated GF Value™ of $194.37.
GuruFocus considers GATX to be Fairly Valued.
Key valuation signals for GATX:
Market Cap: $6,471 Mil
GF Value™: $194.37 vs. price of $182.26 (6.2% below fair value)
Industry Position: 11612.4% above the Business Services median (#41 of 1116)
No single metric tells the full story. See the GATX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
GATX Corp leases transportation assets, including railcars, aircraft spare engines, and tank containers, to customers in North America, Europe, and India. The company's reportable business segments are: Rail North America, Rail International, Engine Leasing, and Other. The majority of its revenue is generated from the Rail North America segment, which is composed of the company's operations in the United States, Canada, and Mexico. This segment mainly provides railcars pursuant to full-service leases under which it maintains the railcars, pays ad valorem taxes and insurance, and provides other ancillary services.
86GF Score
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