Interactive Brokers Group, Inc. (IBKR)

NASDAQ: IBKR · Real-Time Price · USD

77.49

-0.10 (-0.13%)

At close: Apr 28, 2026, 4:00 PM EDT

77.11

-0.38 (-0.49%)

After-hours: Apr 28, 2026, 7:57 PM EDT

Interactive Brokers Group Market Cap

Interactive Brokers Group has a market cap or net worth of $34.53 billion as of April 28, 2026. Its market cap has increased by 85.00% in one year.

Market Cap

34.53B

Enterprise Value

-58.03B

1-Year Change

85.00%

Ranking

#415

Market Cap Chart

Since May 4, 2007, Interactive Brokers Group's market cap has increased from $1.09B to $34.53B, an increase of 3,079.05%. That is a compound annual growth rate of 19.97%.

Market Cap History

Date	Market Cap	% Change
Apr 28, 2026	34.52B	20.50%
Dec 31, 2025	28.64B	48.92%
Dec 31, 2024	19.24B	116.82%
Dec 29, 2023	8.87B	19.20%
Dec 30, 2022	7.44B	-4.54%
Dec 31, 2021	7.80B	41.01%
Dec 31, 2020	5.53B	54.54%
Dec 31, 2019	3.58B	-12.81%
Dec 31, 2018	4.10B	-3.03%
Dec 29, 2017	4.23B	70.52%
Dec 30, 2016	2.48B	-10.60%
Dec 31, 2015	2.78B	62.85%
Dec 31, 2014	1.70B	40.16%
Dec 31, 2013	1.22B	87.24%
Dec 31, 2012	649.60M	-4.58%
Dec 30, 2011	680.80M	-9.52%
Dec 31, 2010	752.40M	3.03%
Dec 31, 2009	730.30M	0.51%
Dec 31, 2008	726.60M	-44.00%
Dec 31, 2007	1.30B	19.44%

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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

Full Definition

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Market Cap Rankings