Robinhood shares rallied in premarket trading after the online brokerage reported record quarterly revenue and profits that topped Wall Street’s expectations.

Airbnb shares dropped after the holiday-rental company signaled sales this quarter could fall short of consensus estimates. The pullback came even though it posted higher quarterly profit, as travelers continued to book stays around major events.

Investors ponder how to trade a trend that might take years or decades to play out.

The chip designer’s shares fell more than 8% in premarket trading, underlining investors’ lofty expectations for companies benefiting from the AI boom.

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