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Interactive Brokers Group, Inc. (IBKR) stock analysis

IBKRNasdaqSecurity Brokers, Dealers & Flotation CompaniesFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 5, 2026Score 9/3066% above fair value
$82.49+4.90 (+6.32%)

Close on Nov 11, 2026Market cap $37.37BP/E 31.7Yield –

StockData Score

Prices as of Nov 11, 2026How the score works

Value0Growth3Performance0Health4Dividend2

Mixed9 of 30 checks passed

Interactive Brokers passes 9 of the 30 checks behind our score; 13 could not be run for lack of data and count as not passed. Each dot in the shape is one check — hover it for the numbers.

Valuation
0/6
Growth
3/6
Past performance
0/6
Financial health
4/6
Dividend
2/6

What stands out

  • No debt

    Interactive Brokers has no borrowings on its latest balance sheet.

  • Revenue growing 10%+ a year

    Revenue grew 17.5% a year over the last three fiscal years.

  • EPS growing 10%+ a year

    Diluted EPS grew 33.3% a year over the last three fiscal years.

  • Interest well covered

    No meaningful interest expense to cover.

What to watch

  • Margin of safety under 20%

    The price is 65.5% above fair value, so there is no margin of safety.

  • Trading above fair value

    The share price of $82.49 is above our fair value estimate of $49.84.

  • Elevated bankruptcy risk

    The Altman Z-score is 0.14; above 3 is the safe zone and below 1.8 the distress zone.

  • P/E above its 5-year median

    Interactive Brokers's P/E of 31.7 is above its own 5-year median of 23.7.

Valuation0/6

  • P/E above its 5-year median

    Interactive Brokers's P/E of 31.7 is above its own 5-year median of 23.7.

  • P/E above the industry

    Interactive Brokers's P/E of 31.7 is above the Security Brokers, Dealers, and Flotation median of 15.7.

  • EV/EBITDA against its history

    Needs positive EBITDA and price history.

  • P/B above the industry

    Interactive Brokers's price-to-book of 6.01 is above the Security Brokers, Dealers, and Flotation median of 3.12.

  • Trading above fair value

    The share price of $82.49 is above our fair value estimate of $49.84.

  • Margin of safety under 20%

    The price is 65.5% above fair value, so there is no margin of safety.

Growth3/6

  • Revenue growing 10%+ a year

    Revenue grew 17.5% a year over the last three fiscal years.

  • EPS growing 10%+ a year

    Diluted EPS grew 33.3% a year over the last three fiscal years.

  • Earnings acceleration

    Needs positive net income now, a year ago and five years ago.

  • Growing faster than the industry

    Revenue grew 20.8% over the last twelve months; the Security Brokers, Dealers, and Flotation median is 16.2%.

  • Company guidance

    No outlook found in earnings releases from the last twelve months.

  • Gross margin trend

    This company does not report gross profit.

Past performance0/6

  • Return on equity

    Needs positive equity and five years of results.

  • Return on invested capital

    Needs operating income and invested capital.

  • Return on equity against the industry

    Needs positive equity.

  • Earnings over 5 years

    Needs positive net income five years ago and in the latest year.

  • Net margin against its history

    Needs five years of revenue and net income.

  • Net margin against the industry

    Needs revenue and net income.

Financial health4/6

  • No debt

    Interactive Brokers has no borrowings on its latest balance sheet.

  • Debt not rising

    With no debt today, leverage cannot have risen.

  • Debt covered by cash flow

    There is no debt to cover.

  • Interest well covered

    No meaningful interest expense to cover.

  • Short-term liquidity

    The balance sheet is not split into current and non-current items.

  • Elevated bankruptcy risk

    The Altman Z-score is 0.14; above 3 is the safe zone and below 1.8 the distress zone.

Dividend2/6

  • Pays a dividend

    Interactive Brokers paid dividends worth 0.4% of the share price over the last twelve months.

  • Yield below Treasuries

    The 0.4% yield is below the 4.4% on a 1-year Treasury.

  • Yield below the top quarter

    The top quarter of US dividend payers yield 3.8% or more; Interactive Brokers yields 0.4%.

  • Dividend not cut

    The dividend per share has not fallen by more than 10% in any of the last 8 fiscal years.

  • Earnings cover

    Needs dividends paid and net income.

  • Cash-flow cover

    Needs dividends paid and free cash flow.

Scores of similar companies

Fair value

How we estimate it

Our estimate per share

$49.84

The share price is 66% above this estimate.

20%+ below
Near fair value
20%+ above
$82.49Price$49.84Fair value
MethodMultiple usedOwn 5Y medianIndustry medianValue per shareWeight
P/E19.7×23.7×15.7×$51.2080%
P/B3.2×3.4×3.1×$44.3920%
Earnings powerleft out, too far from the others10.6% cost of equity––$201.45–
Fair value$49.84100%

Valuation over time

Using the earnings and balance sheet published at each date, not today's.

  • P/E at month end
  • Own 5-year median 23.7
  • Security Brokers, Dealers, and Flotation median 15.7

An estimate from reported numbers and market multiples, not a price target or investment advice. It can be far off for companies whose profits are about to change sharply.

Market risk

From the past year of daily prices.

Liquidity

Low risk

Average value traded per day
$401.49M
Value traded per 1% price move
$184.83M

Downside

Low risk

Typical loss in a bad month
13.3%
Volatility (annualized)
41%
Sharpe ratio, 1 year
0.28
Beta to the S&P 500 (5Y)
1.15

Typical bad-month loss, week by week

25%: high

Margins

Share of revenue, fiscal years 2011 to 2025

Net margin

–

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