Regeneron Stock Plunges 35.6% in Six Months: Fold or Hold?
REGN's Eylea faces a rapid decline in sales, impacting overall performance even though Dupixent maintains momentum. We advise investors to stay on the sidelines for now.
https://www.zacks.com/stock/news/2395594/regeneron-stock-plunges-356-in-six-months-fold-or-hold