Business, Technology

Algorithmic trading, Bankruptcy, BATS, BNY Mellon, dark pools, Dow 30, Economy of the United States, Etrade, Facebook, Fidelity Investments, Finance, Financial economics, Financial markets, Flash, flash crash, HFT, High Frequency Trading, High Speed Trading, Investment, IPO, Knight Capital, Knight Capital Group, Mathematical finance, midnight oil, NASDAQ, New York Stock Exchange., Niederauer, NYSE, Pershing LLC, quants, Retail Liquidity Program, retail traders, RLP, Scott Trade, SEC, software bugs, software glitch, software kills, stock market, Stock trader, TD Ameritrade, The Knight Capital, the New York Times, U.S. Securities and Exchange Commission, Vanguard Group, well oiled machinery