By Peter Nurse
Investing.com -- Stocks in focus in pre-market trade on Thursday, December 30th. Please refresh for updated prices.
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Micron (NASDAQ:MU) stock fell 1.7% after the chipmaker warned that strict Covid-19 curbs in the Chinese city of Xi’an could disrupt its chip manufacturing unit in the area.
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Biogen (NASDAQ:BIIB) stock fell 6.7% after Samsung Biologics (KS:207940), the biotech unit of {{Samsung Group}}, dismissed a report that it is interested in buying the American biotech company.
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Tesla (NASDAQ:TSLA) stock fell 0.4% after the transport safety body NHTSA disclosed that the EV-maker is recalling 475,318 vehicles over two separate safety-related issues.
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Johnson & Johnson (NYSE:JNJ) stock rose 0.3% after a study showed a booster dose of the drugmaker's single-dose Covid-19 vaccine was 84% effective at preventing hospitalization in South African healthcare workers who became infected with the Omicron variant.
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JetBlue (NASDAQ:JBLU) stock fell 0.4% after the airline announced it will cancel about 1,280 flights through mid-January in anticipation of more Covid-19 infections among pilots and flight attendants.
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Walmart (NYSE:WMT) stock rose 0.1% after data from Insider Intelligence showed that the retail giant collected just over 25% of all click-and-collect orders in 2021, the largest market share of any U.S. retailer.
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Didi Global (NYSE:DIDI) stock fell 4.4% after the Chinese ride-hailing firm reported a decline in third-quarter revenue, with its domestic business taking a hit from a regulatory crackdown.