Interactive Brokers Group Reports Brokerage Metrics and Other Financial Information for June 2020, includes Reg.-NMS Execution StatisticsBusiness Wire • 07/01/20
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Interactive Brokers founder Thomas Peterffy says he passed on pursuing E-trade purchaseCNBC • 02/21/20
Interactive Brokers Group, Inc. (IBKR) Management on Q4 2019 Results - Earnings Call TranscriptSeeking Alpha • 01/22/20