
Interactive Brokers Group Inc (NASDAQ:IBKR) shares are trading higher in Monday's after-hours session after it was announced the company will join the S&P 500.
What Happened: After the market close on Monday, S&P Dow Jones Indices announced that automated global electronic broker Interactive Brokers will replace Walgreens Boots Alliance in the S&P 500, effective prior to the market open on Aug. 28.