24-Hour Stock Trading Is Booming – and Wall Street Is Rattled – Bloomberg

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Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world
Americas+1 212 318 2000
EMEA+44 20 7330 7500
Asia Pacific+65 6212 1000
US Stocks:
Momentum in the overnight market is building, but some are concerned there could be trouble after dark.
Illustration: María Jesús Contreras
Wall Street pros are feeling uneasy about retail investors again. Only this time it's not about the trades they're making — it’s about when they're making them.
The amateur-investing revolution that has swept US markets since the pandemic is helping fuel a boom in overnight stock trading. It’s playing out at the likes of Robinhood Markets Inc. and Interactive Brokers Group Inc., which have adopted ways to offer the buying and selling of American shares 24 hours a day, five days a week.

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