Vaccine Stocks Slip Fourth Day in a Row. Here’s Why.

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Vaccine stocks were inactive sliding Wednesday, 4 days aft U.S. cause elephantine Merck said its Covid-19 antiviral pills chopped hospitalization oregon decease by astir 50%.

Investors received Merck’s (ticker:MRK) quality with rotund optimism, buoyed by the imaginable of a pandemic panacea. But that aforesaid optimism has prompted markets to propulsion backmost from vaccine stocks that were different coasting steadily higher.