The first-quarter earnings season is heating up—both in tempo and the numbers themselves.

Suzanne Vranica covers the advertising and marketing industries and is part of The Wall Street Journal’s media & marketing bureau in New York. During her long tenure on the beat, she’s covered the ...

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Pfizer placed a $6.7 billion bet on the outcome of two phase 3 trials of Arena Pharmaceuticals' etrasimod in ulcerative colitis (UC) when it acquired the company earlier this year, and the gamble ...

Regulatory authorities in the US are investigating a possible link between the new Pfizer/BioNTech bivalent COVID-19 booster vaccine and strokes in people aged 65 or over, but still recommend the ...