Interactive Brokers Group, Inc. (IBKR)

NASDAQ: IBKR · Real-Time Price · USD

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64.31

-0.69 (-1.06%)

At close: Dec 31, 2025, 4:00 PM EST

64.40

+0.09 (0.14%)

After-hours: Dec 31, 2025, 7:50 PM EST

Interactive Brokers Group Market Cap

Interactive Brokers Group has a market cap or net worth of $28.64 billion as of December 31, 2025. Its market cap has increased by 45.89% in one year.

Market Cap

28.64B

Enterprise Value

-58.86B

1-Year Change

45.89%

Ranking

#461

Market Cap Chart

Since May 4, 2007, Interactive Brokers Group's market cap has increased from $1.09B to $28.64B, an increase of 2,536.84%. That is a compound annual growth rate of 19.15%.

Market Cap History

Date	Market Cap	% Change
Dec 30, 2025	28.95B	50.51%
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%
May 4, 2007	1.09B	-

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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