Interactive Brokers Group, Inc. Class A Common Stock (IBKR) Valuation
Historical valuation analysis based on 1279 data points (2021-09-14 to 2026-10-16)
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, in...
Interactive Brokers Group, Inc. Class A Common Stock (IBKR) currently trades at a P/E ratio of 33.27 (historical range: 13.95–41.82, median: 24.50), placing it at the 77th percentile — above its historical average, P/S ratio of 5.46 (range: 1.92–6.73, 89th percentile — expensive relative to its history), EV/EBITDA of 10.92 (range: 10.92–15.50, 0th percentile).
Over the historical period (2021-09-14 to 2026-10-16), Interactive Brokers Group, Inc. Class A Common Stock's P/E ratio has expanded by 34% over the observed period (from an average of 22.2 to 29.7).
Interactive Brokers Group, Inc. Class A Common Stock trades above its historical valuation range, with most metrics above their median levels.
Historical Valuation Metrics
| Metric | Current | Median | %ile | Assessment |
|---|---|---|---|---|
| P/E Ratio | 33.27 | 24.50 | 77th | above its historical average |
| P/S Ratio | 5.46 | 2.98 | 89th | expensive relative to its history |
| EV/EBITDA | 10.92 | 14.79 | 0th | cheap relative to its history |
| FCF Yield | 42.26% | 39.11% | 92th | cheap relative to its history |
Interactive Brokers Group, Inc. Class A Common Stock (IBKR) Valuation & P/E History
Interactive Brokers Group, Inc. Class A Common Stock (IBKR) is a US-listed stock operating in the Financial Services sector, specifically the Security Brokers, Dealers & Flotation Companies industry currently trading at $82.51 with a market capitalization of $37.4 billion. This page provides historical valuation analysis for IBKR based on 1279 data points covering 2021-09-14 to 2026-10-16. The P/E ratio of 33.27 is above the historical median of 24.50, placing IBKR at the 77th percentile of its valuation range. The P/S ratio of 5.46 compares to a median of 2.98.
IBKR Valuation Metrics & Historical Range
The valuation table above shows Interactive Brokers Group, Inc. Class A Common Stock's current and historical valuation multiples, including P/E ratio, P/S ratio, EV/EBITDA, FCF yield, and dividend yield. Each metric is compared to its own historical range to determine whether IBKR is currently trading above or below its typical valuation levels.
- P/E ratio: Price-to-earnings measures how much investors pay per dollar of earnings. A P/E above the historical median suggests IBKR is expensively valued; below the median suggests it is cheap.
- P/S ratio: Price-to-sales is useful for companies with volatile or negative earnings. Lower P/S relative to history may indicate value.
- EV/EBITDA: Enterprise value to EBITDA adjusts for debt and cash, providing a capital-structure-neutral valuation measure for Interactive Brokers Group, Inc. Class A Common Stock.
- FCF yield: Free cash flow yield shows the cash return relative to market price. Higher yields may indicate undervaluation.
Is IBKR Overvalued or Undervalued?
Interactive Brokers Group, Inc. Class A Common Stock trades above its historical valuation range, with most metrics above their median levels. The overall valuation percentile of 55 combines P/E, P/S, and EV/EBITDA percentiles into a single measure of how expensive IBKR is relative to its own history. A percentile below 25 suggests the stock may be undervalued, while a percentile above 75 suggests it may be overvalued.
However, valuation is only one factor in investment decisions. A stock can remain "overvalued" for years if growth accelerates, or "undervalued" if the business deteriorates. Always combine valuation analysis with financial statement analysis and the full IBKR analysis page for a complete picture.
Valuation data is computed from historical price and fundamental data via Polygon.io and Finnhub.IBKR trades on NYSE. This page is for informational purposes only and is not financial advice.