Repligen (RGEN) Stock Chart & Stock Price History $145.74 +0.59 (+0.41%) As of 10:38 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Repligen Stock Price Performance 5 Day Performance+4.17%1 Month Performance-10.11%3 Month Performance-1.22%6 Month Performance+3.98%Year-To-Date Performance+0.84%1 Year Performance-21.49% Receive RGEN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Repligen and its competitors with MarketBeat's FREE daily newsletter. Email Address RGEN Stock Chart for Tuesday, March, 25, 2025 RGEN Chart by TradingViewRemove Ads Repligen 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 Capitalization03/24/2025$140.02$145.15+3.66%$145.60$141.28492,811 shs$8.15 billion03/21/2025$139.34$140.02+0.49%$140.39$135.71623,142 shs$7.84 billion03/20/2025$144.88$139.34-3.82%$144.33$137.92445,053 shs$7.81 billion03/19/2025$144.34$144.88+0.37%$146.60$138.01814,715 shs$8.12 billion03/18/2025$152.81$144.34-5.54%$147.61$139.071.16 million shs$8.09 billion03/17/2025$150.62$152.81+1.45%$153.89$147.99481,684 shs$8.56 billion03/14/2025$142.44$150.62+5.74%$150.87$142.79498,479 shs$8.44 billion03/13/2025$145.37$142.44-2.02%$146.65$140.93462,353 shs$7.98 billion03/12/2025$147.13$145.37-1.20%$149.66$141.26884,943 shs$8.14 billion03/11/2025$136.99$147.13+7.40%$148.54$137.56962,218 shs$8.24 billion Get the Latest News and Ratings for RGEN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Repligen and its competitors with MarketBeat's FREE daily newsletter. 03/10/2025$155.70$136.99-12.02%$152.46$135.691.52 million shs$7.68 billion03/07/2025$160.11$155.70-2.75%$161.68$149.88923,847 shs$8.72 billion03/06/2025$157.67$160.11+1.55%$163.78$155.35589,073 shs$8.97 billion03/05/2025$154.81$157.67+1.85%$160.00$152.25654,974 shs$8.83 billion03/04/2025$155.38$154.81-0.37%$156.82$147.37709,745 shs$8.67 billion03/03/2025$159.26$155.38-2.44%$160.99$153.81466,369 shs$8.71 billion02/28/2025$156.54$159.26+1.74%$160.05$154.29453,325 shs$8.92 billion02/27/2025$162.81$156.54-3.85%$165.43$156.41438,659 shs$8.77 billion02/26/2025$161.47$162.81+0.83%$165.82$161.00513,368 shs$9.12 billion02/25/2025$164.74$161.47-1.98%$165.47$159.15801,294 shs$9.05 billion02/24/2025$158.99$164.74+3.62%$168.10$157.63957,323 shs$9.23 billion Related Companies Biogen Stock Price Chart United Therapeutics Stock Price Chart BioMarin Pharmaceutical Stock Price Chart Incyte Stock Price Chart Neurocrine Biosciences Stock Price Chart Exelixis Stock Price Chart Exact Sciences Stock Price Chart Halozyme Therapeutics Stock Price Chart Madrigal Pharmaceuticals Stock Price Chart Alkermes Stock Price Chart Receive RGEN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Repligen and its competitors with MarketBeat's FREE daily newsletter. 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