Harmony Biosciences (HRMY) Stock Chart & Stock Price History $26.56 -0.49 (-1.81%) Closing price 10/8/2025 04:00 PM EasternExtended Trading$26.68 +0.12 (+0.43%) As of 10/8/2025 07:59 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 ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Harmony Biosciences Stock Price Performance The Harmony Biosciences (HRMY) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 20.95%, with a year-to-date return of -22.81%. In the past month, the stock has decreased 21.88%, reflecting recent market activity. As of the latest close, Harmony Biosciences traded at $26.56 with a market cap of $1.53 billion and volume of 1.01 million shares. Five years ago, the stock traded at $34.27, representing a 22.50% decrease over that period. At the time, it had a market cap of $2.18 billion and a volume of 167,434 shares. Receive HRMY Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Harmony Biosciences and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Read our full terms of service and privacy policy. 5 Day Performance-2.64%1 Month Performance-21.88%3 Month Performance-22.54%Year-To-Date Performance-22.81%1 Year Performance-20.95%5 Year Performance-22.50% HRMY Stock Chart for Thursday, October, 9, 2025 HRMY Chart by TradingView Harmony Biosciences 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 Capitalization10/08/2025$27.05$26.56-1.81%$27.22$26.131.01 million shs$1.53 billion10/07/2025$26.59$27.05+1.73%$27.34$26.581.13 million shs$1.56 billion10/06/2025$27.28$26.59-2.53%$27.48$26.56768,453 shs$1.53 billion10/03/2025$26.76$27.28+1.94%$27.43$26.72725,167 shs$1.57 billion10/02/2025$26.92$26.76-0.59%$26.82$26.33946,411 shs$1.54 billion10/01/2025$27.56$26.92-2.32%$27.78$26.261.61 million shs$1.55 billion09/30/2025$27.64$27.56-0.29%$28.00$27.33902,783 shs$1.59 billion09/29/2025$27.51$27.64+0.47%$27.97$27.11723,005 shs$1.59 billion09/26/2025$27.04$27.51+1.74%$27.57$26.72971,189 shs$1.58 billion09/25/2025$26.76$27.04+1.05%$27.06$26.351.68 million shs$1.56 billion Get the Latest News and Ratings for HRMY and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Harmony Biosciences and its competitors with MarketBeat's FREE daily newsletter. 09/24/2025$32.07$26.76-16.56%$30.29$26.613.99 million shs$1.54 billion09/23/2025$32.42$32.07-1.08%$32.73$31.80524,419 shs$1.84 billion09/22/2025$32.54$32.42-0.37%$33.21$32.39796,272 shs$1.87 billion09/19/2025$32.63$32.54-0.28%$32.70$32.001.21 million shs$1.87 billion09/18/2025$32.06$32.63+1.78%$32.70$32.11852,063 shs$1.88 billion09/17/2025$32.29$32.06-0.71%$32.84$31.98513,471 shs$1.84 billion09/16/2025$32.50$32.29-0.65%$32.66$31.75822,577 shs$1.86 billion09/15/2025$32.39$32.50+0.34%$32.58$31.61808,174 shs$1.87 billion09/12/2025$33.42$32.39-3.08%$33.42$32.29809,622 shs$1.86 billion09/11/2025$33.21$33.42+0.63%$33.76$33.24772,864 shs$1.92 billion09/10/2025$34.00$33.21-2.32%$34.41$33.03829,859 shs$1.91 billion09/09/2025$35.83$34.00-5.11%$35.53$32.871.52 million shs$1.96 billion09/08/2025$35.99$35.83-0.44%$37.05$35.791.07 million shs$2.06 billion Related Companies Avidity Biosciences Stock Price Chart Abivax Stock Price Chart Legend Biotech Stock Price Chart Cytokinetics Stock Price Chart Nuvalent Stock Price Chart Axsome Therapeutics Stock Price Chart TG Therapeutics Stock Price Chart CRISPR Therapeutics Stock Price Chart Metsera Stock Price Chart Merus Stock Price Chart Receive HRMY Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Harmony Biosciences and its competitors with MarketBeat's FREE daily newsletter. 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