Quanterix (QTRX) Stock Chart & Stock Price History $4.32 -0.03 (-0.69%) Closing price 04:00 PM EasternExtended Trading$4.37 +0.05 (+1.25%) As of 07:16 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Quanterix Stock Price Performance The Quanterix (QTRX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 64.91%, with a year-to-date return of -59.36%. In the past month, the stock has decreased 28.48%, reflecting recent market activity. As of the latest close, Quanterix traded at $4.35 with a market cap of $202.13 million and volume of 464,161 shares. Five years ago, the stock traded at $31.00, representing a 86.06% decrease over that period. At the time, it had a market cap of $994.84 million and a volume of 242,868 shares. Receive QTRX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Quanterix 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. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-5.05%1 Month Performance-28.48%3 Month Performance-22.58%Year-To-Date Performance-59.36%1 Year Performance-64.91%5 Year Performance-86.06% QTRX Stock Chart for Thursday, September, 4, 2025 QTRX Chart by TradingView Quanterix 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 Capitalization09/04/2025$4.35$4.32-0.69%$4.38$4.29354,394 shs$200.75 million09/03/2025$4.49$4.35-3.12%$4.54$4.35464,161 shs$202.13 million09/02/2025$4.55$4.49-1.32%$4.58$4.41550,119 shs$208.65 million09/01/2025$4.55$4.55$4.61$4.45481,164 shs$211.44 million08/29/2025$4.54$4.55+0.22%$4.61$4.45481,164 shs$211.44 million08/28/2025$4.61$4.54-1.52%$4.73$4.53542,141 shs$210.96 million08/27/2025$4.69$4.61-1.71%$4.73$4.53544,179 shs$214.23 million08/26/2025$4.67$4.69+0.43%$4.75$4.62404,688 shs$217.94 million08/25/2025$4.83$4.67-3.31%$4.81$4.65597,332 shs$217.00 million08/22/2025$4.84$4.83-0.21%$5.10$4.81984,933 shs$224.43 million Get the Latest News and Ratings for QTRX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Quanterix and its competitors with MarketBeat's FREE daily newsletter. 08/21/2025$4.91$4.84-1.43%$5.07$4.77493,519 shs$224.92 million08/20/2025$5.03$4.91-2.39%$5.08$4.76678,955 shs$228.17 million08/19/2025$4.95$5.03+1.62%$5.41$4.882.19 million shs$233.72 million08/18/2025$4.57$4.95+8.32%$5.04$4.471.12 million shs$230.03 million08/15/2025$4.54$4.57+0.66%$4.67$4.55444,672 shs$212.37 million08/14/2025$4.79$4.54-5.22%$4.79$4.50572,097 shs$210.97 million08/13/2025$4.76$4.79+0.63%$5.04$4.561.12 million shs$222.57 million08/12/2025$4.58$4.76+3.93%$4.84$4.48851,890 shs$221.20 million08/11/2025$4.75$4.58-3.58%$4.60$4.251.13 million shs$212.83 million08/08/2025$5.51$4.75-13.79%$4.94$4.151.91 million shs$237.26 million08/07/2025$5.61$5.51-1.78%$5.74$5.44534,028 shs$275.22 million08/06/2025$5.96$5.61-5.87%$6.01$5.59447,852 shs$280.22 million08/05/2025$6.04$5.96-1.32%$6.15$5.89598,225 shs$297.70 million08/04/2025$5.86$6.04+3.07%$6.15$5.74562,833 shs$301.70 million Related Companies SIBN Stock Price Chart EYPT Stock Price Chart TRNS Stock Price Chart ALNT Stock Price Chart AEHR Stock Price Chart CTKB Stock Price Chart LAB Stock Price Chart SENS Stock Price Chart FEIM Stock Price Chart QSI Stock Price Chart Receive QTRX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Quanterix and its competitors with MarketBeat's FREE daily newsletter. 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