Regeneron Pharmaceuticals (REGN) Stock Chart & Stock Price History $697.52 +1.50 (+0.21%) As of 11:11 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends Regeneron Pharmaceuticals Stock Price Performance 5 Day Performance+3.33%1 Month Performance+1.20%3 Month Performance-6.63%6 Month Performance-41.28%Year-To-Date Performance-2.29%1 Year Performance-26.95% Receive REGN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Regeneron Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address REGN Stock Chart for Friday, February, 21, 2025 REGN Chart by TradingView Regeneron Pharmaceuticals Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization02/20/2025$685.66$696.02+1.51%$703.14$685.45627,485 shs$76.09 billion02/19/2025$680.00$685.66+0.83%$688.67$675.29638,281 shs$74.96 billion02/18/2025$673.60$680.00+0.95%$689.95$674.88743,097 shs$74.73 billion02/17/2025$673.60$673.60$684.00$671.55622,952 shs$74.02 billion02/14/2025$674.27$673.60-0.10%$684.00$671.55622,952 shs$74.02 billion02/13/2025$663.86$674.27+1.57%$677.69$661.94604,705 shs$74.10 billion02/12/2025$665.46$663.86-0.24%$670.98$655.851.29 million shs$72.95 billion02/11/2025$690.36$665.46-3.61%$680.79$664.191.27 million shs$73.13 billion02/10/2025$710.00$690.36-2.77%$719.78$688.92918,312 shs$75.86 billion02/07/2025$722.07$710.00-1.67%$731.42$709.55885,523 shs$78.02 billion Get the Latest News and Ratings for REGN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Regeneron Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 02/06/2025$716.72$722.07+0.75%$734.27$713.421.12 million shs$79.35 billion02/05/2025$697.05$716.72+2.82%$729.25$700.011.44 million shs$78.76 billion02/04/2025$666.85$697.05+4.53%$709.98$642.001.65 million shs$76.60 billion02/03/2025$672.98$666.85-0.91%$673.65$663.431.01 million shs$73.28 billion01/31/2025$683.08$672.98-1.48%$688.00$671.96943,776 shs$73.95 billion01/30/2025$687.27$683.08-0.61%$689.62$674.33771,262 shs$75.06 billion01/29/2025$686.33$687.27+0.14%$697.57$682.33521,900 shs$75.52 billion01/28/2025$684.71$686.33+0.24%$690.30$678.13640,057 shs$75.42 billion01/27/2025$675.79$684.71+1.32%$698.45$676.731.05 million shs$75.24 billion01/24/2025$694.64$675.79-2.71%$693.84$675.111.02 million shs$74.26 billion01/23/2025$680.03$694.64+2.15%$696.19$678.281.14 million shs$76.33 billion01/22/2025$687.80$680.03-1.13%$699.88$677.68945,120 shs$74.73 billion01/21/2025$681.58$687.80+0.91%$692.93$681.521.15 million shs$75.58 billion01/20/2025$681.58$681.58$707.48$680.891.11 million shs$74.90 billion Related Companies Amgen Stock Price Chart Gilead Sciences Stock Price Chart Vertex Pharmaceuticals Stock Price Chart Alnylam Pharmaceuticals Stock Price Chart Biogen Stock Price Chart United Therapeutics Stock Price Chart Incyte Stock Price Chart BioMarin Pharmaceutical Stock Price Chart Neurocrine Biosciences Stock Price Chart Exelixis Stock Price Chart Receive REGN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Regeneron Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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