A trader walks by the New York Stock Exchange (NYSE) on the first day that traders are allowed back onto the historic floor of the exchange on May 26, 2020 in New York City.
Spencer Platt | Getty Images
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7:43 am: Pfizer shares slip after disappointing results from breast cancer drug trial
Shares of Pfizer slipped more than 5% during premarket trading after the company reported disappointing results from its breast cancer drug trial. “The trial is unlikely to show a statistically significant improvement in the primary endpoint of invasive disease-free