Lookout, Robinhood. E*Trade, Schwab, Ameritrade go zero-fee

The biggest players in online stock trading all just copied Robinhoodby removing their fees for stock and ETF trading. Charles Schwab announced yesterday it would drop its $4.95 fee, leading to plummeting share prices for it as well as competitors. By the end of yesterday, Ameritrade announced it too would axe its $6.95 fees, and then E*Trade followed suit this morning killing off its own $6.95 fee. However, none of their share price recovered.
From yesterday before Schwab’s announcement t