Top 10 brokers' current market cap :
TD Ameritrade (private) Fidelity ($FNF) $14.2B Interactive Broker ($IBKR) $31.3B Charles Schwab ($SCHW) $153.2B Etrade (private) Merrill Edge (private) Ally Invest ($ALLY) $17.8B TradeStation ($TRDE) ????? Robinhood ($HOOD) $36.6B FirstTrade (private)
$QFTA merged with tradeStation initial at $1.5B only, unbelievable!!! Check QFTA.ws and QFTA.U