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Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
Interactive Brokers Group's quarterly market cap
declined
from Sep. 2025 (€26,114 Mil) to Dec. 2025 (€24,587 Mil) but then
increased
from Dec. 2025 (€24,587 Mil) to Mar. 2026 (€25,125 Mil).
Interactive Brokers Group's annual market cap
increased
from Dec. 2023 (€7,891 Mil) to Dec. 2024 (€18,296 Mil) and
increased
from Dec. 2024 (€18,296 Mil) to Dec. 2025 (€24,587 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. Interactive Brokers Group's Enterprise Value for Today is €46,036 Mil.
Interactive Brokers Group (FRA:KY6) 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.
Interactive Brokers Group Market Cap Related Terms
Interactive Brokers Group Market Cap Historical Data
* 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 Capital Markets subindustry, Interactive Brokers Group'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.
Interactive Brokers Group Market Cap vs Capital Markets Industry
For the Capital Markets industry and Financial Services sector, Interactive Brokers Group's Market Cap distribution charts can be found below:
* The bar in red indicates where Interactive Brokers Group'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.
* 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.
Interactive Brokers Group (FRA:KY6) has a Market Cap of €36,807 Mil as of Jul. 13, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Interactive Brokers Group and its competitors. According to the industry distribution chart, Interactive Brokers Group ranks #19 out of 830 companies in the Capital Markets industry, placing it in the top 2.3%.
Is Interactive Brokers Group's Market Cap too high?
Interactive Brokers Group's current Market Cap is €36,807 Mil. Based on the distribution chart, Interactive Brokers Group ranks #19 out of 830 companies in the Capital Markets industry, which is in the top quartile — a strong position relative to peers. Overall, Interactive Brokers Group has a GF Score™ of 85/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Interactive Brokers Group's Market Cap compare to LPLA and TW?
According to the Capital Markets industry distribution chart, Interactive Brokers Group ranks #19 out of 830 companies for Market Cap. This places Interactive Brokers Group in the top 2% of its industry — outperforming the majority of peers. The industry median Market Cap is 56.51. 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 Capital Markets company?
The median Market Cap among Capital Markets companies is 56.51, based on 830 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 Interactive Brokers Group and its competitors. For the Capital Markets industry, the median Market Cap is 56.51 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Interactive Brokers Group's current Market Cap is €36,807 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Interactive Brokers Group stock overvalued right now?
Based on GuruFocus' analysis, Interactive Brokers Group (FRA:KY6) is currently considered Significantly Overvalued. The stock's GF Value™ is €33.53, compared to a current price of €80.95 — trading 141.4% above its estimated fair value. The current Market Cap is €36,807 Mil. Interactive Brokers Group's overall GF Score™ is 85/100 with 9 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 Interactive Brokers Group (FRA:KY6), the current Market Cap is €36,807 Mil as of Jul. 13, 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 Interactive Brokers Group (FRA:KY6) Overvalued in 2026?
Based on GuruFocus' analysis, Interactive Brokers Group stock appears to be overvalued.
The current stock price of €80.95 is trading 141.4% above its estimated GF Value™ of €33.53.
GuruFocus considers Interactive Brokers Group to be Significantly Overvalued.
Key valuation signals for FRA:KY6:
Market Cap: €36,807 Mil
GF Value™: €33.53 vs. price of €80.95 (141.4% above fair value)
No single metric tells the full story. See the FRA:KY6 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Interactive Brokers is a large, automated, retail and institutional brokerage that boasted nearly $780 billion in customer equity at the end of 2025. The company cut its teeth as a market maker, introducing US financial markets to automated and algorithmic training before expanding into brokerage services in 1993. The firm has a wide-ranging client base, with its best-in-class order execution and extremely low margin lending rates catering to a sophisticated audience of hedge funds, proprietary traders, and introducing brokers that account for about 45% of the firm's commissions. With operations spanning more than 170 electronic exchanges, 40 countries, and 29 currencies, Interactive Brokers caters to a global clientele, with more than 80% of active accounts sitting outside the US.
85GF Score
Get the complete analysis for FRA:KY6
Market Cap is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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