NASDAQ:IBKR | Shares Outstanding | Interactive Brokers Group, Inc.

Complete source-backed shares outstanding history.

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

Historical Shares Outstanding

DateShares outstanding
2015-12-3163,985,335
2015-03-3158,478,751
2014-12-3158,473,186
2011-05-0642,231,651
2011-02-2842,231,651
2010-11-0842,222,449