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Check out the companies making headlines in premarket trading.
Regeneron Pharmaceuticals (REGN) — Regeneron shares fell more than 1% in the premarket after the company said its Covid-19 antibody cocktail and similar drugs could be less effective against the omicron Covid variant. The drugmaker said mutations in the variant suggest «there may be reduced neutralization activity of both vaccine-induced and monoclonal antibody conveyed immunity.»
Moderna (MRNA), Pfizer (PFE) — Shares of vaccine makers were on watch after Moderna CEO Stephane Bancel told the Financial Times he expects existing vaccines to be less effective against the omicron variant. Oxford University said there is no evidence yet that current vaccines will not
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