The stock market’s recent wild swings have unsettled many investors, but they have led to record profits for high-frequency traders following months of disappointing returns, industry analysts and money managers said.
Some traders interrupted August vacations to return to their computers amid the global panic that triggered steep market selloffs, sharp upward swings and then more selling.
Traders don’t know how long the extreme volatility and elevated trading volumes will last—but they don’t want to miss out, said investors and Wall Street trade-execution managers.
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