Supernus Pharmaceuticals (SUPN) Stock Chart & Stock Price History $32.63 -0.57 (-1.72%) Closing price 04:00 PM EasternExtended Trading$32.61 -0.02 (-0.05%) As of 05:31 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Supernus Pharmaceuticals Stock Price Performance The Supernus Pharmaceuticals (SUPN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 16.33%, with a year-to-date return of -9.76%. In the past month, the stock has increased 7.73%, reflecting recent market activity. As of the latest close, Supernus Pharmaceuticals traded at $33.20 with a market cap of $1.86 billion and volume of 488,743 shares. Five years ago, the stock traded at $24.24, representing a 34.61% increase over that period. At the time, it had a market cap of $1.29 billion and a volume of 284,241 shares. Receive SUPN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Supernus Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-2.39%1 Month Performance+7.73%3 Month Performance-1.27%Year-To-Date Performance-9.76%1 Year Performance+16.33%5 Year Performance+34.61% SUPN Stock Chart for Wednesday, May, 21, 2025 SUPN Chart by TradingView Supernus Pharmaceuticals Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/20/2025$33.05$33.20+0.45%$33.49$32.83488,743 shs$1.86 billion05/19/2025$33.43$33.05-1.14%$33.55$32.86463,727 shs$1.85 billion05/16/2025$32.48$33.43+2.92%$33.74$32.34548,988 shs$1.87 billion05/15/2025$31.54$32.48+2.98%$32.62$31.48373,026 shs$1.82 billion05/14/2025$32.28$31.54-2.29%$32.35$31.38423,213 shs$1.77 billion05/13/2025$32.15$32.28+0.40%$32.41$31.41379,967 shs$1.81 billion05/12/2025$31.70$32.15+1.42%$32.31$31.59433,034 shs$1.80 billion05/09/2025$31.59$31.70+0.36%$32.22$31.22474,188 shs$1.77 billion05/08/2025$30.96$31.59+2.02%$31.91$30.44421,010 shs$1.77 billion05/07/2025$32.43$30.96-4.53%$32.26$29.161.07 million shs$1.73 billion Get the Latest News and Ratings for SUPN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Supernus Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 05/06/2025$32.39$32.43+0.12%$32.78$31.70755,672 shs$1.81 billion05/05/2025$32.84$32.39-1.37%$33.02$31.82309,978 shs$1.81 billion05/02/2025$32.45$32.84+1.20%$33.28$32.43359,758 shs$1.83 billion05/01/2025$32.48$32.45-0.09%$32.63$31.35344,167 shs$1.81 billion04/30/2025$32.49$32.48-0.03%$32.80$32.16283,732 shs$1.81 billion04/29/2025$32.25$32.49+0.74%$32.60$31.95216,967 shs$1.81 billion04/28/2025$32.22$32.25+0.09%$32.57$31.88271,905 shs$1.80 billion04/25/2025$31.35$32.22+2.78%$32.36$31.16356,067 shs$1.80 billion04/24/2025$30.84$31.35+1.65%$31.45$30.42277,891 shs$1.75 billion04/23/2025$30.84$30.84$31.64$30.67423,805 shs$1.72 billion04/22/2025$30.29$30.84+1.82%$31.70$30.24354,293 shs$1.72 billion04/21/2025$30.76$30.29-1.53%$31.06$29.87533,048 shs$1.69 billion Related Companies JAZZ Stock Price Chart PRGO Stock Price Chart PCRX Stock Price Chart OMER Stock Price Chart NKTR Stock Price Chart ASMB Stock Price Chart CPIX Stock Price Chart LLY Stock Price Chart JNJ Stock Price Chart ABBV Stock Price Chart Receive SUPN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Supernus Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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