NASDAQ:IBKR | Market Cap | Interactive Brokers Group, Inc.

Historical market capitalization from contemporaneous retained split-adjusted close and filed split-adjusted shares outstanding.

Available history
2010-11-08 to 2015-12-31
Data captured

Historical Market Cap

DateMarket Cap
2015-12-31$697.44M
2015-03-31$497.36M
2014-12-31$426.27M
2011-05-06$181.81M
2011-02-28$163.12M
2010-11-08$198.76M